US PATENT SUBCLASS 254 / 229
.~ Including worm and worm wheel gear 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}
229.~ Including worm and worm wheel gear drive

DEFINITION

Classification: 254/229

Including worm and worm wheel gear 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 an intermeshing worm and worm wheel gear.