Details

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Piston-rings, seats therefor; Ring sealings of similar construction in general > Details

CPC:

Piston-rings , seats therefor; Ring sealings of similar construction (other sealings between pistons and cylinders F16J3/06, F16J15/16 ; tools for mounting or removing piston-rings or the like B25B; piston sealing arrangements on brake master cylinders B60T11/236 ) > Details

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

1 shared codes have differing titles between IPC and CPC.

Child Classifications

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F16J 9/14 Joint-closures +1 CPC IPC+CPC Available in IPC and CPC
F16J 9/20 Rings with special cross-section (L-section rings F16J9/02); Oil-scraping rings +2 CPC IPC+CPC Available in IPC and CPC
F16J 9/22 Rings for preventing wear of grooves or like seatings IPC+CPC Available in IPC and CPC
F16J 9/24 Members preventing rotation of rings in grooves IPC+CPC Available in IPC and CPC