CPC Subgroup
F16B 39/10 by a plate, or ring immovable with regard to the bolt or object (F16B39/08 takes precedence)
Full Title
Locking of screws, bolts or nuts (; locking of bottle closures B65D; locking of rail-fastening bolts for permanent ways E01B9/12; locking of fastening means for railway fishplates E01B11/38; locking devices for valves or cocks F16K) > in which the locking takes place after screwing down (F16B39/01 takes precedence; split-pins, circlips, or the like for preventing relative axial movement only F16B21/10; fastening nuts by welding or riveting F16B37/06) > by a plate, or ring immovable with regard to the bolt or object (F16B39/08 takes precedence)
4 direct subcodes
Child Classifications
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