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with coil or spiral of bimetallic elements being used to change flow cross-section

with coil or spiral of bimetallic elements being used to change flow cross-section · 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	F16F9/523
Official title	{with coil or spiral of bimetallic elements being used to change flow cross-section}
Display label	with coil or spiral of bimetallic elements being used to change flow cross-section
Total patents	5

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.