with coaxially-mounted members having continuously-changing circumferential spacing between them

Introduced: January 1980

Last revised: January 2006

Full Title

Rotary-piston machines or engines > of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents > with coaxially-mounted members having continuously-changing circumferential spacing between them

Classification Context

Section:: MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
Class:: MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
Subclass:: ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES

4 direct subcodes

Child Classifications

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F01C 1/067 having cam-and-follower type drive
F01C 1/07 having crankshaft-and-connecting-rod type drive
F01C 1/073 having pawl-and-ratchet type drive
F01C 1/077 having toothed-gearing type drive