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the shaft or duct, e.g. its axis, being other than straight, i.e. curved, zig-zag, closed-loop, spiral

the shaft or duct, e.g. its axis, being other than straight, i.e. curved, zig-zag, closed-loop, spiral · 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	F26B17/105
Official title	{the shaft or duct, e.g. its axis, being other than straight, i.e. curved, zig-zag, closed-loop, spiral}
Display label	the shaft or duct, e.g. its axis, being other than straight, i.e. curved, zig-zag, closed-loop, spiral
Total patents	6

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.