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** disc brake rotor
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** and disc
** New Musical Express, a British music magazine, publishes a story about two 13-year-old schoolgirls, Sue and Mary, releasing a disc on Decca and adds " A Liverpool group, The Beatles, have recorded ' Love Me Do ' for Parlophone Records, set for October 5 release.
** The first footage of Elvis Presley is filmed as part of a film short about the Cleveland, Ohio, disc jockey Bill Randle.
** and brake
** The winding knob of a camera employs a ( silent ) wrap-spring type as a clutch in winding and as a brake in preventing it from being turned backwards.
** Secondly, the ATP system presumably would have applied a secondary backup brake system, even though this might have " risked " flat wheels.
** Shooting-brake, originally a brake ( as above ) pressed into temporary service for transporting shooting parties and their equipment, later purpose built-see wagonette and later still a station wagon and currently also used ( originally as an absurdity ) for a high speed variant of a station wagon.
** and rotor
** The rotor drive train in helicopters uses a freewheeling clutch to disengage the rotors from the engine in the event of engine failure, allowing the craft to safely descend by autorotation.
disc and brake
An exception to their overall decline is their use in small precision-shaped components where their specific properties are required, such as molded disc brake cylinders, saucepan handles, electrical plugs and switches and parts for electrical irons.
* Brake equipment: Two main types are used: brake shoes that are pressed against the tread of the wheel, and disc brakes and pads.
Turbo charged variants received many different, non-VW sourced parts, throughout the drive train, and when optioned with the m471 disc brake package and forged 16 " wheels, the car was twice as expensive as a standard model.
Most of these employed some type of flywheel-friction disc to control the speed of the rotating cylinder or turntable ; as the speed increased, centrifugal force caused a brake — often a felt pad — to rub against a smooth metal surface, slowing rotation.
The disc brake is a wheel brake which slows rotation of the wheel by the friction caused by pushing brake pads against a brake disc with a set of calipers.
The brake disc ( or rotor in American English ) is usually made of cast iron, but may in some cases be made of composites such as reinforced carbon – carbon or ceramic matrix composites.
To stop the wheel, friction material in the form of brake pads, mounted on a device called a brake caliper, is forced mechanically, hydraulically, pneumatically or electromagnetically against both sides of the disc.
The first caliper-type automobile disc brake was patented by Frederick William Lanchester in his Birmingham, UK factory in 1902 and used successfully on Lanchester cars.
As a consequence discs are less prone to the " brake fade "; and disc brakes recover more quickly from immersion ( wet brakes are less effective ).
By contrast, a disc brake has no self-servo effect and its braking force is always proportional to the pressure placed on the brake pad by the braking system via any brake servo, braking pedal or lever, this tends to give the driver better " feel " to avoid impending lockup.
The first caliper-type automobile disc brake was patented by Frederick William Lanchester in his Birmingham factory in 1902 and used successfully on Lanchester cars.
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