CPC Main Group
F16J 13/00 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)
4 direct subcodes
Child Classifications
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- F16J 13/02 Detachable closure members; Means for tightening closures (F16J13/16, F16J13/22 take precedence)
- F16J 13/16 Pivoted closures (F16J13/22 takes precedence)
- F16J 13/22 with movement parallel to the plane of the opening
- F16J 13/24 with safety devices, e.g. to prevent opening prior to pressure release