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Drum brake (upper right) with the drum removed (lower left, inside facing up), on the front of a Ford Falcon Sprint A rear drum brake on a Kawasaki W800 motorcycle. A drum brake is a brake that uses friction caused by a set of shoes or pads that press outward against a rotating bowl-shaped part called a brake drum.
Internal expanding brakes are fitted to the rear wheels together with an external hinged shoe brake behind the gear box. [ 1 ] "One of the special features of this car is the new type of wind screen in front of the driver, which permits it being opened, and protecting the driver in wet weather, whilst giving a clear view ahead."
This had lights on the front and rear as well as a new design of internal expanding brakes. [2] Following poor sales, Rover ceased to produce both bicycles and motorcycles. Between 1903 and 1924 Rover had produced more than 10,000 motorcycles. [3]
The hand lever to the driver's right by the change-speed lever operated internal expanding brakes on the back wheels, the foot brake pedal operated a contracting band on a drum just behind the gearbox. A hand adjustment for wear was provided for both rear and transmission brakes. [2]
For example, PCC trolley brakes include a flat shoe which is clamped to the rail with an electromagnet; the Murphy brake pinches a rotating drum, and the Ausco Lambert disc brake uses a hollow disc (two parallel discs with a structural bridge) with shoes that sit between the disc surfaces and expand laterally. A drum brake is a vehicle brake in ...
Vents to release gas have not been found on railway, aircraft and passenger car brakes because there is no gas to vent. Meanwhile, heavy trucks still use drum brakes because they take up the same space. Railways have never used internal expanding drum brakes because they cause skidding, causing expensive flat spots on steel wheels.