DIFF Subgroup
E05D 7/12 to allow easy detachment of the hinge from the wing or the frame
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Hinges or pivots of special construction > to allow easy detachment of the hinge from the wing or the frame
CPC:
Hinges or pivots of special construction (used for special suspension arrangements E05D15/00; so as to be self-closing E05F1/06, E05F1/12; with means for raising wings before being turned E05F7/02) > to allow easy detachment of the hinge from the wing or the frame
Of 4 combined children, 0 exist in both systems.
4 codes are CPC-only extensions.
Note: 2 CPC extensions are marked as secondary classification only.
Child Classifications
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