Useful Links



1. Balance of Reciprocating Masses

    * Benchtop model for investigating oscillating and rotating mass forces and moments on a reciprocating piston
       machine with four cylinders:
    * Simulation of 4, 2 and 1 cylinder machines
    * Electronically commutated and speed-controlled DC motor with digital display and potentiometer
    * Continuous adjustment of the crank offset
    * Force and moment measurement using strain gauges, measuring amplifier with digital displays









2. Cam Analysis Apparatus

    * Experimental unit for investigation of cam mechanisms
    * 4 cams: tangent, hollow cam, 2 circular cams with different head radius
    * Tappet with 2 different tracers: flat or roller tappet
    * 3 interchangeable restoring springs
    * Electric motor with speed control










3. Loading & Buckling of Struts

    * Net dimensions and weight of main part:1350 mm long x 500 mm wide x 500 mm
       high and 24 kg
    * Net dimensions and weight of digital load meter:170 x 60 x 200 mm, 1.4 kg
    * Net weight of additional beams and other items:1 kg
    * Packed dimensions and weight of complete package:Approximately 0.5 m3,
       40 kg
    * Loading device:Screw with linear and thrust bearings









4. Photoelastic Experiments

    * Representation of mechanical distribution of stress in photoelastic experiments
    * 2 plane polarisation filters as polariser and analyser
    * 2 quarter wave filters to generate circular polarised light
    * All filters with 360° angle scale and marking of the main optical axis
    * White light generated using a fluorescent tube and two incandescent lamps










5. Governor Apparatus

    * Motors:
    * Direct current, permanent magnet, 12V DC.
    * Main shaft:
    * Belt driven to 350 rev /min.











6. Gyroscope Apparatus

    * Motors: DC commutator type motors, series wound and permanent magnet.
    * Gyroscope speed up to 3750 rev/min
    * Precession speed up to 60 rev/min.
    * Demonstrates relationship between gyroscopic torque, rotor speed and rate of precession
    * Portable and suitable for classroom demonstrations as well as use by students in the
       laboratory