Spur Gear & Spiral Gear

Description

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

Description

A model of the simplest form of D.C. electric motor, having 2-pole armature wound with enamelled copper wire and a permanent magnetic field provided by a removable bar magnet. A disc-type commutator is incorporated and external connection to the phosphor-bronze bushes is by means of a pair of 4 mm. sockets. The motor will operates on 6-8 Volts D.C.

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.