US PATENT SUBCLASS 254 / 108
.~ Pawl actuated


Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use



254 /   HD   IMPLEMENTS OR APPARATUS FOR APPLYING PUSHING OR PULLING FORCE

105  DF  STEP-BY-STEP TRAVELING BAR {3}
108.~ Pawl actuated {2}
109  DF  .~.~> Multiple driving pawls {1}
111  DF  .~.~> Reversing


DEFINITION

Classification: 254/108

Pawl actuated:

(under subclass 105) Pushing and pulling implement of the step-by-step traveling bar type in which the relative travel of the bar is produced by one or more reciprocating pawls engaging with the bar.

SEE OR SEARCH THIS CLASS, SUBCLASS:

206, and 237+, for implements or apparatus for tensioning flexible material or extracting stumps or poles which includes a ratchet bar and a driving pawl in their drives.

SEE OR SEARCH CLASS

74, Machine Element or Mechanism,

575+, for the pawl and ratchet structure, per se.