Advanced Technocracy Inc.
Ambala, Haryana
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Theory Of Machines

Wheel and axle, wheel and differential axle and wheel single start are the machines which are offered under theory of machibes. Sturdy and smart construction of these machines make them highly demanding and desirable.

Engineering Laboratory Equipments is recognized as the premier manufacturer, exporters and suppliers of.  Theory Of Machines Lab Instrument   We, at Engineering Laboratory Equipments has a vision to develop & design   Theory Of Machines Lab Instrument so as to meet the customers requirement through continual endeavor & innovation. Our company is well managed with a team of highly qualified personnel with an experience of more than two decades and active involvements in foreign business to develop. 


Wheel And Axle

Features

  • Low cost, effective teaching.
  • Self-contained.
  • Wall mounted.
  • Introduction to simple machines.
  • Determination of velocity ratio mechanical advantage and efficiency.
  • Three year warranty.

 

Range of Experiments


  1. Experimental determination of velocity ratio and comparison with calculated value.
  2. Determination of variation with load of

    • effort
    • efficiency

     

Description


The PVC dual diameter wheel has an axle supported on simple pivots in a sturdy wall mounting bracket. Cords wound round the peripheries of the wheels carry load hangers for the load and effort. A set of weights is provided.

This equipment is part of a range designed to both demonstrate and experimentally confirm basic engineering principles. Great care has been given to each item so as to provide wide experimental scope without unduly complicating or compromising the design. Each piece of apparatus is self-contained and compact. Setting up time is minimal, and all measurements are made with the simplest possible instrumentation, so that the student involvement is purely with the engineering principles being taught.

A complete instruction manual is provided describing the apparatus, its application, experimental procedure and typical test results.

Wheel And Differential Axle

Wheel And Differential Axle
Wheel And Differential Axle

Features

  • Low cost, effective teaching
  • Self-contained
  • Wall mounted
  • Introduction to simple machines
  • Determination of velocity ratio mechanical advantage and efficiency
  • Simple wheel or differential axle machine
  • Three year warranty

 

Range of Experiments


  1. Experimental determination of velocity ratio and comparison with calculated values for simple wheel and differential axle machine
  2. Determination of variation with load of

    • effort
    • efficiency

  3. Limiting efficiency of the machine

 

Description


A PVC wheel of 190 mm diameter is integral with a differential axle of 114 and 38 mm diameters. The shaft runs in bronze bearings in a sturdy wall mounting bracket. The necessary cords and load hangers are provided and weights are included. An additional load hanger is supplied to enable the simple wheel and axle experiment htm2 to be performed

This equipment is part of a range designed to both demonstrate and experimentally confirm basic engineering principles. Great care has been given to each item so as to provide wide experimental scope without unduly complicating or compromising the design. Each piece of apparatus is self-contained and compact. Setting up time is minimal, and all measurements are made with the simplest possible instrumentation, so that the student involvement is purely with the engineering principles being taught.

A complete instruction manual is provided describing the apparatus, its application, experimental procedure and typical test results.

Worm And Wheel Single Start, 30:1 Ratio

Worm And Wheel Single Start, 30:1 Ratio
Worm And Wheel Single Start, 30:1 Ratio

Features

  • Low cost, effective teaching
  • Self-contained
  • Wall mounted
  • Introduction to simple machines
  • Determination of velocity ratio mechanical advantage and efficiency
  • Three year warranty

 

Range of Experiments


  1. Experimental determination of velocity ratio and comparison with calculated value
  2. Determination of variation with load of:

    • effort
    • friction
    • efficiency

  3. Limiting efficiency of the machine

 

Description


This high quality example of a steel worm and phosphor bronze wheel is built on a substantial wall mounted base. Both worm and wheel have integral cord drums with cords and load hangers to provide torque. The velocity ratio of 30:1 is achieved by a single start worm.

This equipment is part of a range designed to both demonstrate and experimentally confirm basic engineering principles. Great care has been given to each item so as to provide wide experimental scope without unduly complicating or compromising the design. Each piece of apparatus is self-contained and compact. Setting up time is minimal, and all measurements are made with the simplest possible instrumentation, so that the student involvement is purely with the engineering principles being taught. A complete instruction manual is provided describing the apparatus, its application, experimental procedure and typical test results.

Worm And Wheel 2 Start, 15:1 Ratio

Worm And Wheel 2 Start, 15:1 Ratio
Worm And Wheel 2 Start, 15:1 Ratio

Features

  • Low cost, effective teaching
  • Self-contained
  • Wall mounted
  • Introduction to simple machines
  • Determination of velocity ratio mechanical advantage and efficiency
  • Three year warranty

 

Range of Experiments


  1. Experimental determination of velocity ratio and comparison with calculated value
  2. Determination of variation with load of:

    • effort
    • friction
    • efficiency

  3. Limiting efficiency of the machine

 

Description


This high quality example of a steel worm and phosphor bronze wheel is built on a substantial wall mounted base. Both worm and wheel have integral cord drums with cords and load hangers to provide torque. The velocity ratio of 15:1 is achieved by a two start worm.

This equipment is part of a range designed to both demonstrate and experimentally confirm basic engineering principles. Great care has been given to each item so as to provide wide experimental scope without unduly complicating or compromising the design. Each piece of apparatus is self-contained and compact. Setting up time is minimal, and all measurements are made with the simplest possible instrumentation, so that the student involvement is purely with the engineering principles being taught. A complete instruction manual is provided describing the apparatus, its application, experimental procedure and typical test results.

Simple Screw Jack

Simple Screw Jack
Simple Screw Jack

Features

  • Low cost, effective teaching
  • Self-contained
  • Bench mounted
  • Introduction to simple machines
  • Determination of velocity ratio mechanical advantage and efficiency
  • Overhauling
  • Three year warranty

 

Range of Experiments


  1. Experimental determination of velocity ratio and comparison with calculated value
  2. Determination of variation with load of:
    • effort
    • friction
    • efficiency
  3. Limiting efficiency of the machine

 

Description


This simple screw jack is a 220 mm diameter turntable fitted with a 30 mm x 6 mm pitch screw is supported in a heavy cast iron base. The apparatus is stood on a firm bench and a cord and weight hanger are wound round the rim of the turntable and hung over the pulley. The pulley runs on ball bearings to reduce friction to a minimum.

This equipment is part of a range designed to both demonstrate and experimentally confirm basic engineering principles. Great care has been given to each item so as to provide wide experimental scope without unduly complicating or compromising the design. Each piece of apparatus is self-contained and compact. Setting up time is minimal, and all measurements are made with the simplest possible instrumentation, so that the student involvement is purely with the engineering principles being taught. A complete instruction manual is provided describing the apparatus, its application, experimental procedure and typical test results.

Wall Mounted Screw Jack

Wall Mounted Screw Jack
Wall Mounted Screw Jack

Features

  • Low cost, effective teaching
  • Self-contained
  • Wall mounted
  • Introduction to simple machines
  • Determination of velocity ratio mechanical advantage and efficiency
  • Comparative efficiency of square and
    Vee form threads
  • Three year warranty

 

Range of Experiments


  1. Experimental determination of velocity ratio and comparison with calculated value
  2. Determination of variation with load of:

    • effort
    • friction
    • efficiency

  3. Limiting efficiency of the machine
  4. Comparison of relative efficiency of Vee and Square thread forms

 

Description


The experimental screw jack mechanism is built on a sturdy wall bracket

The shaft of the 200mm diameter turntable has both square and Vee form threads of 24mm x 3mm pitch. The load hanger can be suspended from a yoke from either of the nuts. Torque is applied to the turntable through two "effort" hangers, and can be arranged to either lift or lower the load.

This equipment is part of a range designed to both demonstrate and experimentally confirm basic engineering principles. Great care has been given to each item so as to provide wide experimental scope without unduly complicating or compromising the design. Each piece of apparatus is self-contained and compact. Setting up time is minimal, and all measurements are made with the simplest possible instrumentation, so that the student involvement is purely with the engineering principles being taught. A complete instruction manual is provided describing the apparatus, its application, experimental procedure and typical test results. 

Efficiency Of Screw Threads

Efficiency Of Screw Threads
Efficiency Of Screw Threads

Features

  • Low cost, effective teaching
  • Self-contained
  • Wall mounted
  • Introduction to simple machines
  • Determination of velocity ratio mechanical advantage and efficiency
  • Comparative efficiency of square and
    Vee form threads
  • Three year warranty

Range of Experiments

  1. Experimental determination of velocity ratio and comparison with calculated value
  2. Determination of variation with load of:

    • effort
    • friction
    • efficiency

  3. Limiting efficiency of the machine
  4. Comparison of relative efficiency of Vee and Square thread forms

Description

 

This is a simple wall mounted apparatus supplied with three interchangeable screw and nut assemblies. Load is applied to a weight hanger attached directly to the screw and the effort torque is applied by a weighted hanger and cord passing over a low friction ball bearing pulley.

This equipment is part of a range designed to both demonstrate and experimentally confirm basic engineering principles. Great care has been given to each item so as to provide wide experimental scope without unduly complicating or compromising the design. Each piece of apparatus is self-contained and compact. Setting up time is minimal, and all measurements are made with the simplest possible instrumentation, so that the student involvement is purely with the engineering principles being taught. A complete instruction manual is provided describing the apparatus, its application, experimental procedure and typical test results.

 

Cam And Follower Apparatus

Cam And Follower Apparatus
Cam And Follower Apparatus

Features

  • Low cost, effective teaching
  • Self-contained
  • Bench mounted
  • Determines displacement diagrams
  • Enables velocity and acceleration
    diagrams to be derived
  • Many types of cam motion can be studied
  • Four follower types available
  • Three year warranty

Range of Experiments

  1. To determine a graph of follower displacement against angular rotation of the cam
  2. To derive the velocity and acceleration diagrams, and determine the maximum acceleration of the follower
  3. To assess the effect of different cams and followers
  4. To compare experimental and calculated results

Description

The displacement of an edge cam as it rotates through 360° is measured using a dial gauge. The angular position of the cam is shown on a graduated scale. A tangent cam with a 25mm diameter follower are supplied as standard, and other cams and followers are available as optional ancilliaries, as shown in the specifications.

A variety of set ups is provided by a knife edge or roller follower in combination with a tangent cam, a contant acceleration cam or a simple harmonic motion cam.

A set of optional extras htm88j provides a flat follower, lever and offset fittings and two more cams (one eccentrically pivoted and one for uniform motion).

This equipment is part of a range designed to both demonstrate and experimentally confirm basic engineering principles. Great care has been given to each item so as to provide wide experimental scope without unduly complicating or compromising the design. Each piece of apparatus is self-contained and compact. Setting up time is minimal, and all measurements are made with the simplest possible instrumentation, so that the student involvement is purely with the engineering principles being taught. A complete instruction manual is provided describing the apparatus, its application, experimental procedure and typical test results.

Flywheel Apparatus

Flywheel Apparatus
Flywheel Apparatus

Features

  • Low cost, effective teaching
  • Self-contained
  • Wall mounted
  • Demonstrates: 
    a) Second Law of Motion 
    b) Energy storage
  • Three year warranty

Range of Experiments

  1. To verify the second law of motion applied to a flywheel, ie the relationship between torque and angular accerleration
  2. To compare experimental and calculated moments of inertia of a disc 
  3. To study the energy transformations and to demonstrate that a flywheel can be used to store energy

Description

A steel disc 250 mm diameter and 30 mm thick is mounted on a shaft running in ball bearings housed on a substantial wall bracket. A mark on the flywheel and a pointer on the bracket enable the revolutions to be counted and timed with the stop watch supplied. A cord, load hanger and set of weights are provided.

This equipment is part of a range designed to both demonstrate and experimentally confirm basic engineering principles. Great care has been given to each item so as to provide wide experimental scope without unduly complicating or compromising the design. Each piece of apparatus is self-contained and compact. Setting up time is minimal, and all measurements are made with the simplest possible instrumentation, so that the student involvement is purely with the engineering principles being taught. A complete instruction manual is provided describing the apparatus, its application, experimental procedure and typical test results.

Small Flywheel Apparatus

Small Flywheel Apparatus
Small Flywheel Apparatus

Features

  • Low cost, effective teaching.
  • Self-contained.
  • Wall mounted.
  • Demonstrates: 
    a) Second Law of Motion.
    b) Energy storage.
  • Three year warranty.

Range of Experiments

  1. To verify the second law of motion applied to a flywheel, ie the relationship between torque and angular acceleration.
  2. To compare experimental and calculated moments of inertia of a disc .
  3. To study the energy transformations and to demonstrate that a flywheel can be used to store energy.

Description

A steel disc 150 mm diameter and 20 mm thick is mounted on a shaft running in conical bearings housed on a substantial wall bracket. A mark on the flywheel and a pointer on the bracket enable the revolutions to be counted and timed with the stop watch supplied. A cord, load hanger and set of weights are provided.

This equipment is part of a range designed to both demonstrate and experimentally confirm basic engineering principles. Great care has been given to each item so as to provide wide experimental scope without unduly complicating or compromising the design. Each piece of apparatus is self-contained and compact. Setting up time is minimal, and all measurements are made with the simplest possible instrumentation, so that the student involvement is purely with the engineering principles being taught. A complete instruction manual is provided describing the apparatus, its application, experimental procedure and typical test results.

Comprehensive Flywheel Apparatus

Comprehensive Flywheel Apparatus
Comprehensive Flywheel Apparatus

Features

  • Low cost, effective teaching
  • Self-contained
  • Wall mounted
  • Demonstrates: 
    a) Second Law of Motion 
    b) Energy storage
  • Three year warranty

Range of Experiments

  1. To verify the second law of motion applied to a flywheel, ie the relationship between torque and angular accerleration
  2. To compare experimental and calculated moments of inertia of a disc 
  3. To study the energy transformations and to demonstrate that a flywheel can be used to store energy
  4. To observe the effect of a change in moment of inertia

Description

A steel disc 250 mm diameter and 30 mm thick is mounted on a shaft running in needle roller bearings housed on a substantial wall bracket. A mark on the flywheel and a pointer on the bracket enable the revolutions to be counted and timed with the stop watch supplied. A cord, load hanger and set of weights are provided.

The moment of inertia can be altered by the addition of a disc and a ring of similar masses. A vibrating arm provides an accurate means of measuring acceleration, drawing a simple harmonic curve at a frequency of 5Hz onto a strip of paper attached to the flywheel periphery. This is actuated automatically as the flywheel starts to rotate.

This equipment is part of a range designed to both demonstrate and experimentally confirm basic engineering principles. Great care has been given to each item so as to provide wide experimental scope without unduly complicating or compromising the design. Each piece of apparatus is self-contained and compact. Setting up time is minimal, and all measurements are made with the simplest possible instrumentation, so that the student involvement is purely with the engineering principles being taught. A complete instruction manual is provided describing the apparatus, its application, experimental procedure and typical test results.

Spur Gear Lifting Machine

Spur Gear Lifting Machine
Spur Gear Lifting Machine

Features

  • Low cost, effective teaching.
  • Self-contained.
  • Bench mounted.
  • Two or three gear train.
  • Single or double purchase lift.
  • Determination of mechanical advantage,
    velocity ratio and limiting efficiency.
  • Three year warranty.

Model Gyroscope

Features

  • Low cost, effective teaching
  • Aids understanding of gyroscopic
    precession through "hands on"
    involvement
  • High visual impact
  • Three year warranty

Range of Experiments

  1. To demonstrate visually precession and stability of a gyroscope, and to assess the effect of direction of spin and speed of rotation

Description

HTM15 is a model gyroscope which is put into motion by pulling a cord wrapped around its shaft. It can be mounted on a counter weighted arm, stood on a vertical pointed column, or on a sloping wire. All basic gyroscopic phenomena can be demonstrated convincingly with this simple equipment.

This equipment is part of a range designed to both demonstrate and experimentally confirm basic engineering principles. Great care has been given to each item so as to provide wide experimental scope without unduly complicating or compromising the design. Each piece of apparatus is self-contained and compact. Setting up time is minimal, and all measurements are made with the simplest possible instrumentation, so that the student involvement is purely with the engineering principles being taught. A complete instruction manual is provided describing the apparatus, its application, experimental procedure and typical test results.

Gyroscopic Wheel

Gyroscopic Wheel
Gyroscopic Wheel

Features

  • Low cost, effective teaching.
  • High visual impact.
  • Aids understanding of gyroscopic.
    precession through "hands on"
    involvement.
  • Three year warranty.

Range of Experiments

  1. A gyroscopic wheel to show visually and by a sense of feel the relationship between speed of rotation, applied couple, and gyroscopic effect.
  2. The optional extra HTM15b (Rotating Platform) extends the scope of HTM15a to demonstrate through direct student participation the precession caused by an applied couple.

Description

HTM15a is a gyroscopic wheel designed to literally give students a "feel" for gyroscopic motion. It is essentially a cycle wheel with a heavy rim having two handles for the student to hold. An integral cord pulley enables the wheel to be spun by another student.

This equipment is part of a range designed to both demonstrate and experimentally confirm basic engineering principles. Great care has been given to each item so as to provide wide experimental scope without unduly complicating or compromising the design. Each piece of apparatus is self-contained and compact. Setting up time is minimal, and all measurements are made with the simplest possible instrumentation, so that the student involvement is purely with the engineering principles being taught. A complete instruction manual is provided describing the apparatus, its application, experimental procedure and typical test results.

Crank And Connecting Rod Apparatus

Crank And Connecting Rod Apparatus
Crank And Connecting Rod Apparatus

Features

  • Low cost, effective teaching
  • Self-contained
  • Bench mounted
  • Measurement of crank angle and slider position
  • Conventional slider crank mechanism
  • Velocity and acceleration by graphical differentation
  • Variable crank length
  • Variable connecting rod length
  • Three year warranty

Range of Experiments

  1. To determine the relationship between crank angle and stroke
  2. To study the effect of changing the

    a) crank radius
    b) connecting rod length


  3. To investigate by graphical differentation the relationship between angular and linear speeds and accelerations of the mechanism
  4. To construct velocity and acceleration diagrams for the mechanism
  5. Comparison of experimental results with theoretical predictions

Description

The apparatus shows the relationship between crank shaft rotation and piston displacement, for a fixed "cylinder". The crank length is adjustable, and the connecting rod length can be varied. Crankshaft rotation is measured by a rotating protractor scale and piston displacement is shown on a sliding scale.

The equipment may be mounted vertically for demonstration purposes, or flat on the bench for experimental use.

This equipment is part of a range designed to both demonstrate and experimentally confirm basic engineering principles. Great care has been given to each item so as to provide wide experimental scope without unduly complicating or compromising the design. Each piece of apparatus is self-contained and compact. Setting up time is minimal, and all measurements are made with the simplest possible instrumentation, so that the student involvement is purely with the engineering principles being taught. A complete instruction manual is provided describing the apparatus, its application, experimental procedure and typical test results.

Oscillating Cylinder Apparatus

Oscillating Cylinder Apparatus
Oscillating Cylinder Apparatus

Features

  • Low cost, effective teaching.
  • Self-contained.
  • Bench mounted.
  • Measurement of crank angle and slider position.
  • Velocity and acceleration by graphical differentiation.
  • Crank mechanism with oscillatory slider.
  • Variable crank length.
  • Three year warranty.

Range of Experiments

  1. To determine the relationship between crank angle and stroke.
  2. To study the effect of changing the crank radius.

  3. To investigate by graphical differentiation the relationship between angular and linear speeds and accelerations of the mechanism.
  4. To construct velocity and acceleration diagrams for the mechanism.
  5. Comparison of experimental results with theoretical predictions.

Description

The apparatus shows the relationship between crank shaft rotation and piston displacement, for an oscillating cylinder. The crank length is adjustable. Crankshaft rotation is measured by a rotating protractor scale and piston displacement is shown on a sliding scale.

The equipment may be mounted vertically for demonstration purposes, or flat on the bench for experimental use.

This equipment is part of a range designed to both demonstrate and experimentally confirm basic engineering principles. Great care has been given to each item so as to provide wide experimental scope without unduly complicating or compromising the design. Each piece of apparatus is self-contained and compact. Setting up time is minimal, and all measurements are made with the simplest possible instrumentation, so that the student involvement is purely with the engineering principles being taught. A complete instruction manual is provided describing the apparatus, its application, experimental procedure and typical test results.

Hooke's Coupling Apparatus

Hooke's Coupling Apparatus
Hooke's Coupling Apparatus

Features

  • Low cost, effective teaching.
  • Self-contained.
  • Bench mounted.
  • Two independent Hooke's joints with
    common shaft.
  • Wide range of shaft misalignment.
  • Input and output shaft rotations.
    measured by protractor scale.
  • Direct measurement of relative shaft displacements.
  • Inference of relative shaft velocities and accelerations.
  • Three year warranty.

Range of Experiments

  1. To observe the relative angular displacement of the shafts at opposite ends of a single and double Hooke's Joint.
  2. To observe the effect of changing the angles between the axes of the coupling(s) and shaft on the relative angular shaft displacements
  3. To determine by graphical differentation the relative angular velocities of the shafts
  4. To compare the experimental results with theoretical predictions

Description

The apparatus consists of an identical Hooke's coupling at each end of a shaft. The axis of each coupling can be independently varied relative to the main shaft axis. Each coupling has a pointer and protractor scale so that the angular difference between the input and output shafts can be determined for a range of shaft angular positions. A wide variety of angular settings for single or double couplings is possible.

The couplings are mounted on a free standing pressed steel base.

This equipment is part of a range designed to both demonstrate and experimentally confirm basic engineering principles. Great care has been given to each item so as to provide wide experimental scope without unduly complicating or compromising the design. Each piece of apparatus is self-contained and compact. Setting up time is minimal, and all measurements are made with the simplest possible instrumentation, so that the student involvement is purely with the engineering principles being taught. A complete instruction manual is provided describing the apparatus, its application, experimental procedure and typical test results.

Ackerman's Steering Gear

Ackerman's Steering Gear
Ackerman's Steering Gear

Features

  • Low cost, effective teaching
  • Self-contained
  • Bench or wall mounted
  • Variable length track rods
  • Enables Ackerman angle to be
    determined for particular steering position
  • Demonstrates the effect of improperly adjusted track rods or bent stub axles
  • Three year warranty

Range of Experiments

  1. To demonstrate how the Ackerman angles are determined
    for a steering system
  2. To determine variations in toe-out on turns caused by:- 

    a) track mal-adjustment 
    b) accident damage

Description

This novel apparatus consists of a complete model Ackerman linkage mounted on a board. It is ideal for demonstration or experimental work and is an aid to understanding the design principles involved. The linkage is fully adjustable so that the Ackerman angles can be varied. The length of the track rods may be altered to demonstrate the effect of mal-adjustment or accident damage.

Stub axle displacement is measured by protractor scales.

This equipment is part of a range designed to both demonstrate and experimentally confirm basic engineering principles. Great care has been given to each item so as to provide wide experimental scope without unduly complicating or compromising the design. Each piece of apparatus is self-contained and compact. Setting up time is minimal, and all measurements are made with the simplest possible instrumentation, so that the student involvement is purely with the engineering principles being taught. A complete instruction manual is provided describing the apparatus, its application, experimental procedure and typical test results. 

Castor, Camber And King Pin Inclination

Castor, Camber And King Pin Inclination
Castor, Camber And King Pin Inclination

Features

  • Low cost, effective teaching.
  • Self contained.
  • Bench mounted.
  • Variable castor, camber, king pin inclination.
  • Dished road wheels.
  • Variable wheel offset.
  • Demonstrates center point steering.
  • Rolling road enables study of wheel
    stability.
  • Simulation of car weight and measurement of steering forces.
  • Three year warranty.

Range of Experiments

  1. To show how castor, camber and king pin inclination are set up.
  2. To show how the steering linkage is related to toe-in.
  3. To demonstrate the effect of wheel offset.
  4. To observe the dynamic stability of the wheel under running conditions.
  5. To measure the forces on the steering link.
  6. To show how the weight of the car affects self centering.

Description

Students often experience difficulty in understanding the principles of front wheel set-up on road vehicles, since the geometry involves angles in three dimensions. This apparatus represents a half to third scale model of the wishbone and king pin arrangement of a front wheel suspension complete with a 250mm wheel on an adjustable stub axle. The king pin assembly includes a steering link to demonstrate how a real car works.

The basic version of the apparatus, HTM21, shows precisely how castor, camber and king pin indication are set up and how center point steering is achieved. A dished wheel and means of altering the offset are included so that everything affecting center point steering can be varied. Vernier scales measure the castor angles and king pin inclination, while toe in and camber angles are measured from a longitudinal and vertical datum in the way in which they would be determined on a real vehicle. A hand driven rotating turntable simulates a rolling road, and may be turned at a slow enough speed to study wheel stability under running conditions.

This equipment is part of a range designed to both demonstrate and experimentally confirm basic engineering principles. Great care has been given to each item so as to provide wide experimental scope without unduly complicating or compromising the design. Each piece of apparatus is self-contained and compact. Setting up time is minimal, and all measurements are made with the simplest possible instrumentation, so that the student involvement is purely with the engineering principles being taught. A complete instruction manual is provided describing the apparatus, its application, experimental procedure and typical test results.

Relation Between Angular And Linear Speeds

Relation Between Angular And Linear Speeds
Relation Between Angular And Linear Speeds

Features

  • Low cost, effective, basic level teaching.
  • Self contained.
  • Vice held, or bench mounted.
  • Simple demonstration of relationship.
    between angular and linear movement.
  • Relationship between angular and
    linear speeds by inference.
  • Three year warranty.

Range of Experiments

  1. To find the relationship between angular rotation and the peripheral movement of the stepped shaft, and to compare it with theory.

Description

A stepped shaft with three diameters is carried in a bracket which can either be clamped in a vice or screwed to a bench. Three adjustable bobs with cords are supplied enabling the starting heights of each bob to be made equal. The shaft is rotated by a handle which can be locked by a retaining pin. The angular movement of the shaft and the corresponding linear movement of the weights can be compared.

This equipment is part of a range designed to both demonstrate and experimentally confirm basic engineering principles. Great care has been given to each item so as to provide wide experimental scope without unduly complicating or compromising the design. Each piece of apparatus is self-contained and compact. Setting up time is minimal, and all measurements are made with the simplest possible instrumentation, so that the student involvement is purely with the engineering principles being taught. A complete instruction manual is provided describing the apparatus, its application, experimental procedure and typical test results.

Gear Trains Apparatus

Gear Trains Apparatus
Gear Trains Apparatus

Features

  • Low cost effective basic level teaching
  • Self-contained
  • Bench or wall mounted
  • Drawer to hold unused parts
  • Four gears
  • Simple, compound, epicyclic trains
  • Many combinations of gear ratios
  • Determination of velocity ratio
  • Three year warranty

Range of Experiments

  1. To show that for a single spur gear train, the ratio of the speeds of the driver and driven wheels are inversely proportional to the ratio of the number of teeth
  2. To verify that intermediate gears have no effect on the velocity ratio
  3. To establish the sense of rotation of a gear train with one or more intermediate wheels
  4. To verify that for a compound gear train the velocity ratio depends on the ratio of teeth on the intermediate wheel
  5. To investigate the velocity ratio of epicyclic gear trains 

Description

Four spur gears of different numbers of teeth can be arranged in many combinations of single and compound gear trains. Additionally the mounting arm can be rotated as part of an epicyclic gear train.

The base is fitted with a drawer to house all gears, pins and spacers not in use.

This equipment is part of a range designed to both demonstrate and experimentally confirm basic engineering principles. Great care has been given to each item so as to provide wide experimental scope without unduly complicating or compromising the design. Each piece of apparatus is self-contained and compact. Setting up time is minimal, and all measurements are made with the simplest possible instrumentation, so that the student involvement is purely with the engineering principles being taught. A complete instruction manual is provided describing the apparatus, its application, experimental procedure and typical test results.


Advanced Technocracy Inc.

Mr. Kunal Chopra (CEO)
Atico House, No. 5309, Grain Market, Near B. D. Senior Secondary School
Ambala - 133001
Haryana, India
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