specially adapted for hand operated wrenches or screwdrivers

Introduced: July 1974

Full Title

Full titles differ between systems:

IPC:

Details of, or accessories for, spanners, wrenches, screwdrivers > Arrangement of torque limiters or torque indicators in wrenches or screwdrivers > specially adapted for hand operated wrenches or screwdrivers

CPC:

Details of, or accessories for, spanners, wrenches, screwdrivers (bolt tensioners B25B29/02) > Arrangement of torque limiters or torque indicators in wrenches or screwdrivers (couplings for transmitting rotation or clutches F16D; devices for measuring torque per se G01L) > specially adapted for hand operated wrenches or screwdrivers

Of 2 combined children, 0 exist in both systems.

1 codes are CPC-only extensions, 1 exist only in IPC.

IPC defines codes here since 1985.

Child Classifications

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B25B 23/1422 +2 CPC CPC only CPC only
B25B 23/143 wherein the work-contacting component pivots or rotates relative to the handle when a selected torque is exceeded since 1985 −1 IPC IPC only IPC only