US PATENT SUBCLASS 29 / 221
.~.~.~.~ Plier type

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

Internet Version by PATENTEC © 1999      Terms of Use


29 /   HD   METAL WORKING

700  DF  MEANS TO ASSEMBLE OR DISASSEMBLE {55}
213.1  DF  .~ Valve applying or removing {4}
215  DF  .~.~ Engine valve spring compressor (only) {3}
219  DF  .~.~.~ Lever operated {2}
221.~.~.~.~ Plier type

DEFINITION

Classification: 29/221

Plier type:

(under subclass 219) Apparatus in which the lever operated compressor is of the plier type of construction or operation, namely the jaws are caused to move toward or away from each other by squeezing in two relatively movable handles or levers.

SEE OR SEARCH THIS CLASS, SUBCLASS:

216, for a plier type plural spring compressor.

218, for a parallel or tong type side entrance valve compressor having levers or handles that are caused to move toward or away from each other by a screw.

223+, for a plier type piston ring inserter or remover.

226, for a plier type transmission spring compressor.

232, for a plier type clock or watch staker.

246, for a plier type battery terminal puller. 248, for a plier type cotter pin puller.

249, for a plier type valve stem pin or key puller.

268, for a miscellaneous plier type device.

SEE OR SEARCH CLASS

81, Tools, for a hand tool of general utility or an assembling tool which structurally recognizes only one work part.