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PCE
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DIFF Subgroup
F16B 21/16

with grooves or notches in the pin or shaft

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Means without screw-thread for preventing relative axial movement of a pin, spigot, shaft, or the like and a member surrounding it; Stud-and-socket releasable fastenings without screw-thread > by separate parts > with grooves or notches in the pin or shaft

CPC:

Means for preventing relative axial movement of a pin, spigot, shaft or the like and a member surrounding it (riveted or deformable spigots F16B19/04; for gudgeon pins F16J1/18); Stud-and-socket releasable fastenings > by separate parts (; key-type connection F16B3/00; locking screws or nuts against rotation by such means F16B39/04) > with grooves or notches in the pin or shaft

Of 2 combined children, 1 exist in both systems.

1 codes are CPC-only extensions.

1 shared codes have differing titles between IPC and CPC.

Child Classifications

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  • F16B 21/165 CPC only CPC only