Spur Gear & Spiral Gear

Description

A model of two-stroke diesel engine made in aluminium alloy and gun metal. Ignition is shown by means of a miniature bulb. Fuel supply is also sectioned. With hand crank, provided for manual operation. Mounted on base.

Description

For use as a water turbine to drive a generator producing electricity or for use as a pump driven by a motor and raising a head of water to produce potential energy. The rotor has eight 'bucket' blades and is housed in a block turbine chamber with a clear Perspex front. Two inlet tubules (for turbine and pump operation respectively) and one outlet tubule are provided and the shaft carries a 15 mm. diameter pulley. With driving belt.

Description

This model uses the same basic assembly as the motor, but is mounted on a baseplate 230 x 90 mm approx. which also carries a hand-drive pulley 120mm. diameter coupled to the smaller dynamo pulley by a rubber belt to give a step-up ration. Electrical output is via a pair of 4mm sockets. The model may also be used as a motor on a 6-8 V D.C. supply.

Description

For the construction of a unit to demonstrate cam action and the effect of different cam profiles cut from card.