Calorimeters Aluminium

For illustrating expansion by heating and contraction by cooling.

Comprising a mild steel bar 110 x 10 mm. length x diameter, on rod with wood handle, overall length approx. 280 mm. with metal cast gauge, sliding fit over ends of bar and with hole 10 mm. bore in one Arm.

The engine model comprises a section cut metal cylinder covered with transparent acrylic plate to observe the working parts -piston, valves, link motion and reversing methods.

The movement of wheel is very light to demonstrate the working even by blowing through mouth. Mounted on a moulded metal base.