US PATENT SUBCLASS 188 / 218 XL
.~.~ Disk type
Current as of: June, 1999
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Unofficial Alpha Subclasses: R XL A
DEFINITION
Classification: 188/218
The disks or drums attached to or revolving with the wheel and to which the brake is applied.
(1) Note. This subclass includes heat shields, dust guards and vibration dampeners for compensating for thermal expansion of the brake wheel drum or disc. Also, this subclass includes vibration dampeners for the noted elements in general.
SEE OR SEARCH THIS CLASS, SUBCLASS:
250, for vibration dampeners for brake shoes, per se.
SEE OR SEARCH CLASS
74, Machine Element or Mechanism,
574, for vibration dampeners for flywheels and rotors.
192, Clutches and Power-Stop Control,
30, for vibration dampener for a clutch and subclasses 70.17+ and 200+ for a vibration dampener for clutch elements. 295, Railway Wheels and Axles,
33,.
301, Land Vehicles: Wheels and Axles, for a wheel having a surface to be engaged by a brake, particularly
6.1+, for a wheel with a brake or drive attachment.
492, Roll or Roller, for a roll, per se, not elsewhere provided for, and see the notes thereunder.
