Detachable closure members; Means for tightening closures (F16J13/16, F16J13/22 take precedence)

Introduced: September 1968

Title

Titles differ between systems:

IPC: Detachable closure members; Means for tightening closures

CPC: Detachable closure members; Means for tightening closures (F16J13/16, F16J13/22 take precedence)

Full Title

Full titles differ between systems:

IPC:

Covers or similar closure members for pressure vessels in general > Detachable closure members; Means for tightening closures

CPC:

Covers or similar closure members for pressure vessels in general (for engines or like cylinders F16J10/00; sealings F16J15/02; covers for box-like containers B65D43/00; devices for securing or retaining closure members B65D45/00; closures for containers not otherwise provided for B65D51/00; manholes, covers for large containers B65D90/10; gates or closures for large containers B65D90/54; for vessels for containing or storing compressed, liquefied or solidified gases F17C13/06; steam boilers F22B) > Detachable closure members; Means for tightening closures (F16J13/16, F16J13/22 take precedence)

IPC and CPC are identically structured here. All 6 subcodes exist in both systems.

1 shared codes have differing titles between IPC and CPC.

Child Classifications

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F16J 13/04 attached with a bridge member IPC+CPC Available in IPC and CPC
F16J 13/06 attached only by clamps along the circumference +1 CPC IPC+CPC Available in IPC and CPC
F16J 13/08 attached by one or more members actuated to project behind a part or parts of the frame (similar constructions for doors or windows E05C9/00) IPC+CPC Available in IPC and CPC
F16J 13/10 attached by means of a divided ring IPC+CPC Available in IPC and CPC
F16J 13/12 attached by wedging action by means of screw-thread, interrupted screw-thread, bayonet closure, or the like IPC+CPC Available in IPC and CPC
F16J 13/14 attached exclusively by spring action or elastic action IPC+CPC Available in IPC and CPC