having the characteristics covered by two or more groups F01C1/02, F01C1/08, F01C1/22, F01C1/24 or having the characteristics covered by one of these groups together with some other type of movement between co-operating members

Full Title

Rotary-piston machines or engines (with axes of co-operating members non parallel F01C3/00; with the working-chamber walls at least partly resiliently deformable F01C5/00; with fluid ring or the like F01C7/00; rotary-piston machines or engines in which the working fluid is exclusively displaced by, or exclusively displaces, one or more reciprocating pistons F01B13/00) > having the characteristics covered by two or more groups F01C1/02, F01C1/08, F01C1/22, F01C1/24 or having the characteristics covered by one of these groups together with some other type of movement between co-operating members

Child Classifications

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• F01C 1/32 having both the movement defined in group F01C1/02 and relative reciprocation between the co-operating members
• F01C 1/34 having the movement defined in group F01C1/08 or F01C1/22 and relative reciprocation between the co-operating members
• F01C 1/36 having both the movements defined in sub-groups F01C1/22 and F01C1/24
• F01C 1/38 having the movement defined in group F01C1/02 and having a hinged member (F01C1/32 takes precedence)
• F01C 1/40 having the movement defined in group F01C1/08 or F01C1/22 and having a hinged member