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


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}
28.~ Fluid actuated (27)


DEFINITION

Classification: 92/28

(under subclass 15) Apparatus in which the disengageable means is moved to or from working member movement preventing relationship 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.

27, for an intermeshing movement preventing means actuated by a pressure fluid. Note the class definition, Statement Relating To Placement Of Patents Involving Combination And Subcombination Subclasses, and the paragraph following the title in the schedule of this class.