Cages for rollers or needles

Introduced: September 1968

Full Title

Parts of bearings; Special methods for making bearings or parts thereof > Parts of ball or roller bearings > Cages for rollers or needles

Of 13 combined children, 7 exist in both systems.

6 codes are CPC-only extensions.

3 shared codes have differing titles between IPC and CPC.

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F16C 33/4605 CPC only CPC only
F16C 33/4611 CPC only CPC only
F16C 33/4617 +4 CPC CPC only CPC only
F16C 33/467 +2 CPC CPC only CPC only
F16C 33/4688 CPC only CPC only
F16C 33/4694 CPC only CPC only
F16C 33/48 for multiple rows of rollers or needles +1 CPC IPC+CPC Available in IPC and CPC
F16C 33/49 comb-shaped +2 CPC IPC+CPC Available in IPC and CPC
F16C 33/50 formed of interconnected members, e.g. chains +3 CPC IPC+CPC Available in IPC and CPC
F16C 33/51 formed of unconnected members +1 CPC IPC+CPC Available in IPC and CPC
F16C 33/52 with no part entering between, or touching, the bearing surfaces of the rollers (F16C33/50 takes precedence) +1 CPC IPC+CPC Available in IPC and CPC
F16C 33/54 made from wire, strips, or sheet metal (F16C33/48, F16C33/49 take precedence) +2 CPC IPC+CPC Available in IPC and CPC
F16C 33/56 Selection of substances (F16C33/48, F16C33/49 take precedence) +1 CPC IPC+CPC Available in IPC and CPC

Class F16,2013–2023, worldwide · Source: EPO PATSTAT

Class F16,2013–2023, worldwide · Source: EPO PATSTAT