US PATENT SUBCLASS 188 / 268
.~ Using yieldable or fluent solid or semisolid


Current as of: June, 1999
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188 /   HD   BRAKES

266  DF  INTERNAL-RESISTANCE MOTION RETARDER {29}
268.~ Using yieldable or fluent solid or semisolid


DEFINITION

Classification: 188/268

(under subclass 266) Device wherein the first member imparts its motion to a resilient second member or to a flowable, granular mass of particles.

(1) Note. The use of a spring to bias a valve is common in the devices of subclasses 266+, but such spring means is not classified here. This subclass (268) is for a device wherein the energy of motion is absorbed by a spring or block of rubber, for example.

SEE OR SEARCH CLASS

267, Spring Devices, appropriate subclasses, for a device wherein a spring absorbs and returns energy of motion from and to the device.