US PATENT SUBCLASS 254 / 228
.~ Including expansible chamber fluid motor drive

Current as of: June, 1999
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254 /   HD   IMPLEMENTS OR APPARATUS FOR APPLYING PUSHING OR PULLING FORCE

199  DF  PORTABLE IMPLEMENTS OR APPARATUS FOR TENSIONING FLEXIBLE MATERIAL OR FOR EXTRACTING STUMPS OR POLES {12}
228.~ Including expansible chamber fluid motor drive

DEFINITION

Classification: 254/228

Including expansible chamber fluid motor drive:

(under subclass 199) Implements or apparatus wherein the portion of the implement or apparatus adapted to contact the flexible member or article is moved by driving structure including a fluid powered telescoping device.

SEE OR SEARCH THIS CLASS, SUBCLASS:

93+, for implements actuated by fluid pressure.