136620 ⎘
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 both the movement defined in group and relative reciprocation between the co-operating members
Sub-classes:Positive displacement rotary machine
#2ROTARY MACHINE
#3Rotary machine
#4Rotary machine
#5Rotary engine with recirculating arc roller power transfer
#6Compressor and refrigeration cycle device
#7Centrifugal suction-type hybrid vane fluid machine
#8Rotary internal combustion engine, gas compressor, and liquid pump
#9Non-Coaxial Multi-Axial Rotating Mechanism
#10Oscillating piston engine having a polygonal piston
#11Rotary internal combustion engine, gas compressor, and liquid pump
#12Nagata cycle rotary engine
#13Rotary expander
#14Three cycle internal combustion engine
#15Rotary type expander and fluid machinery