Spur Gear & Spiral Gear

Description

For showing the conversion from electrical energy via mechanical, to potential energy by winding up a weight on a cord. One end of the 6mm. steel shaft carries an aluminium 'V' pulley 56 mm. diameter, and the other end is fitted with a cord anchoring collar. Supplied complete with driving belt.

Description

Represents internal structure and operating principles of an air cooled two-stroke engine. All parts in aluminium alloy. Ignition is shown by means of a miniature bulb. Carburetter and fuel supply also sectioned. Mounted on base with printed diagram showing working. Two-Stroke Petrol Engine Four-Stroke Petrol Engine are also available.