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actuated by emptying and filling with viscous fluid from outside the coupling during operation

actuated by emptying and filling with viscous fluid from outside the coupling during operation · Cooperative Patent Classification (CPC)

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

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CPC classification statistics
Metric	Value
CPC code	F16D35/027
Official title	{actuated by emptying and filling with viscous fluid from outside the coupling during operation}
Display label	actuated by emptying and filling with viscous fluid from outside the coupling during operation
Total patents	8

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

Filing activity over the last five years is stable.

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