US PATENT SUBCLASS 92 / 8
WITH MEANS TO CONTROL FLOW OF NON-WORKING ARRESTING FLUID FOR WORKING MEMBER

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

8WITH MEANS TO CONTROL FLOW OF NON-WORKING ARRESTING FLUID FOR WORKING MEMBER {3}
9  DF  .~> Flow control means positioned between chambers having a common wall movable with working member
10  DF  .~> Work member position control {1}
12  DF  .~> Adjustable throttle (11)

DEFINITION

Classification: 92/8

(under the class definition) Apparatus comprising a body of nonworking fluid adapted to flow as a result of working member movement and incident to said flow to retard or stop the movement of the working member, and means for varying the flow of the nonworking fluid.

(1) Note. A mere compressible fluid spring provided with valve means to allow entry of make-up fluid in the spring is excluded.

SEE OR SEARCH THIS CLASS, SUBCLASS:

134, for a fluid spring for biasing a working member.

SEE OR SEARCH CLASS

91, Motors: Expansible Chamber Type,

41, for correlated control of motive fluid, and locking means for the working member of an expansible chamber device. 188, Brakes,

297+, for fluid type brake or dashpot; Class 188 takes the nominal recitation of a cylinder and piston and a fluid brake or dashpot therefor.