US PATENT SUBCLASS 29 / 240.5
.~.~ Means to insert or remove helix

Current as of: June, 1999
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29 /   HD   METAL WORKING

700  DF  MEANS TO ASSEMBLE OR DISASSEMBLE {55}
240  DF  .~ By rotation of work part {1}
240.5.~.~ Means to insert or remove helix

DEFINITION

Classification: 29/240.5

Means to insert or remove helix:

(under subclass 240) Devices wherein one of the parts is a wire-like or wire coil.

(1) Note. Included herein is a device for positioning or removing a helical thread element with or without further securing means.

SEE OR SEARCH THIS CLASS, SUBCLASS:

227, for a helical spring applier or remover of general utility.

456, for a process including assembling a spirally convoluted member of substantially uniform cross section form to a second member.

SEE OR SEARCH CLASS

72, Metal Deforming, 409, for a plier type deforming tool.

140, Wireworking,

92.3, for a method or apparatus for helix screwing through one or more rows of loops or openings.

411, Expanded, Threaded, Driven, Headed, Tool-Deformed, or Locked-Threaded Fastener,

438, for a wire coil spring thread insert, per se.