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with auxiliary friction members, which may be of different type, producing the self-tightening action

with auxiliary friction members, which may be of different type, producing the self-tightening action · Cooperative Patent Classification (CPC)

Engines, pumps, lighting, heating, and mechanical systems.

Related technology areas

Mapped technology topics for this CPC code.

CPC classification statistics
Metric	Value
CPC code	F16D55/50
Official title	with auxiliary friction members, which may be of different type, producing the self-tightening action
Display label	with auxiliary friction members, which may be of different type, producing the self-tightening action
Total patents	3

Year-over-year patent counts classified under this CPC code.

Filing activity appears stable based on the most recent years.

Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.