136645 ⎘
Rotary-piston machines or engines having the characteristics covered by two or more groups , , , or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group and having a hinged member with vanes hinged to the inner as well as to the outer member
Revolving outer body rotary vane compressor or expander
#2Pivoting, hinged arc vane rotary compressor or expander
#3Eccentric rotor compressor
#4Orbiting Piston Machines
#5Rotary positive displacement machine with orbiting piston
#6Lever-mechanism motor or pump
#7Rotary positive displacement machine
#8Moving wall multiphase compressor-pump-expander system