US PATENT SUBCLASS 73 / 11.09
.~ By applying reciprocating or oscillating motion

Current as of: June, 1999
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73 /   HD   MEASURING AND TESTING

11.04  DF  TESTING OF SHOCK ABSORBING DEVICE (E.G., AUTOMOBILE SHOCK ABSORBER, GUN RECOIL APPARATUS, ETC.) {4}
11.09.~ By applying reciprocating or oscillating motion

DEFINITION

Classification: 73/11.09

By applying reciprocating or oscillating motion:

(under subclass 11.04) Subject matter wherein the testing is done by applying a back-and-forth periodic motion to the device.

SEE OR SEARCH THIS CLASS, SUBCLASS:

570+, for vibration testing, per se.