US PATENT SUBCLASS 254 / 243
.~ Including either force transmitting, hand held and operated lever or animal powered sweep

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}
243.~ Including either force transmitting, hand held and operated lever or animal powered sweep {8}
244  DF  .~.~> Implement or apparatus includes bar component having plural holes and removable cooperating pins selectively engagable by lever
245  DF  .~.~> With means attached thereto for sequentially gripping, shifting, and releasing bar component
246  DF  .~.~> Having linearly shifting, guided component attached thereto {1}
248  DF  .~.~> With additional, hand held lever pivotally attached thereto for applying pulling force in opposite direction {1}
250  DF  .~.~> With camming means thereon, and pressure element spaced therefrom to confine material, or force transmitting cable, thereagainst
251  DF  .~.~> With material, article, or force transmitting cable clamping means attached to and shifting with lever {2}
256  DF  .~.~> With material, article, or force transmitting cable engaging means movably attached to and shifting with lever {2}
261  DF  .~.~> With means pivotally connected to lever and adapted to engage rigid, in situ structure

DEFINITION

Classification: 254/243

Including either force transmitting, hand held and operated lever or animal powered sweep:

(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 force multiplying or driving, structure including either (a) a hand-engaged and-powered lever which is reciprocable about a pivot point or (b) a draft animal attached and powered lever which is rotated about a pivot point.