US PATENT SUBCLASS 92 / 27
.~.~ Fluid actuated (28)

Current as of: June, 1999
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92 /   HD   EXPANSIBLE CHAMBER DEVICES

15  DF  WITH RELEASABLE STOP OR LATCH MEANS TO PREVENT MOVEMENT OF WORKING MEMBER {8}
23  DF  .~ Means includes element interfitting between working member and fixed part {2}
27.~.~ Fluid actuated (28)

DEFINITION

Classification: 92/27

(under subclass 23) Apparatus in which the intermeshing element is moved to or from intermeshing relationship with the working member responsive to the action of a pressure fluid.

SEE OR SEARCH THIS CLASS, SUBCLASS:

24, for an intermeshing movement preventing means actuated by a relatively movable fluid pressure responsive member.

28, for a fluid actuated releasable stop or latch means for a working member.