[1983]. Eccentric variable-throw crank pin. The pin is formed on an eccentric stock which can be revolved by a worm and wheel.

[1984]. Crank motion to give, from one crank having a regular motion, an irregular motion to a second crank or vice versâ. The speed of the slotted crank varies throughout its circle of revolution.


Section 11.—CHAIN GEAR.

(See also [p. 30].)

[1985]. “Chain Gear Co.’s” patent pitch chain. The tendency of the chain to travel to the point of the teeth is believed to keep it always up to pitch.

[1986]. Pitched chain, with flat links, open centre and cylindrical distance pins A A to fit a sprocket wheel. Bicycle drive chains are of this class.

See [p. 152] for Chain Wheels.


Section 12.—CARRIAGES AND CARS.