Patent classifications
F
MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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F01
MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
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F01C
ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES
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1/00
Rotary-piston machines or engines
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F01C1/02
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
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F01C1/063
with coaxially-mounted members having continuously-changing circumferential spacing between them
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F01C1/07
having crankshaft-and-connecting-rod type drive
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