DIFF Subgroup
F16L 27/02 Universal joints, i.e. with mechanical connection allowing angular movement or adjustment of the axes of the parts in any direction
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Adjustable joints; Joints allowing movement > Universal joints, i.e. with mechanical connection allowing angular movement or adjustment of the axes of the parts in any direction
CPC:
Adjustable joints; Joints allowing movement (of the quick-acting type F16L37/50; for double-walled or multi-channel pipes or pipe assemblies F16L39/04 ) > Universal joints, i.e. with mechanical connection allowing angular movement or adjustment of the axes of the parts in any direction
CPC subdivides this area 3x more granularly than IPC with 2 additional codes.
2 codes are CPC-only extensions.
Child Classifications
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