DIFF Subgroup
F16F 1/42 characterised by the mode of stressing
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Springs > made of plastics, e.g. rubber; made of material having high internal friction > characterised by the mode of stressing
CPC:
Springs (working with fluid F16F5/00, F16F9/00) > made of rubber or other material having high internal friction, > characterised by the mode of stressing
Of 6 combined children, 5 exist in both systems.
1 codes are CPC-only extensions.
Child Classifications
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