Gearings for conveying rotary motion with intermittently-driving members, e.g. with freewheel action

Introduced: September 1968

IPC and CPC are identically structured here. All 4 subcodes exist in both systems.

2 shared codes have differing titles between IPC and CPC.

Child Classifications

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F16H 29/02 between one of the shafts and an oscillating or reciprocating intermediate member, not rotating with either of the shafts (F16H29/20, F16H29/22 take precedence) IPC+CPC Available in IPC and CPC
F16H 29/12 between rotary driving and driven members (F16H29/20, F16H29/22 take precedence) IPC+CPC Available in IPC and CPC
F16H 29/20 the intermittently-acting members being shaped as worms, screws, or racks IPC+CPC Available in IPC and CPC
F16H 29/22 with automatic speed change IPC+CPC Available in IPC and CPC

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

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