Control of, monitoring of, or safety arrangements for, machines or engines

Child Classifications

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• F01C 20/02 specially adapted for several machines or engines connected in series or in parallel
• F01C 20/04 specially adapted for reversible machines or engines
• F01C 20/06 specially adapted for stopping, starting, idling or no-load operation
• F01C 20/08 characterised by varying the rotational speed
• F01C 20/10 characterised by changing the positions of the inlet or outlet openings with respect to the working chamber
• F01C 20/18 characterised by varying the volume of the working chamber (by changing the positions of inlet or outlet openings F01C20/10)
• F01C 20/24 characterised by using valves for controlling pressure or flow rate, e.g. discharge valves (F01C20/10 takes precedence)
• F01C 20/28 Safety arrangements; Monitoring