136641 ⎘
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 or and relative reciprocation between the co-operating members with vanes reciprocating with respect to the outer member the inner and outer member being in contact along more than one line or surface
Erez Engine - An Internal Combustion Rotary Engine
#2Rotary turbine combustion engine
#3INTERNAL COMBUSTION ENGINE
#4Rotary internal combustion engine
#5Pumps
#6Rotary internal combustion engine
#7Rotary fluid machine operable as a motor or a pump
#8ROTARY ENGINE WITH CYLINDERS OF DIFFERENT DESIGN AND VOLUME
#9Method of forming a rotary device
#10Shuba rotary internal combustion engine with rotating combustion chambers
#11Modular rotary engine
#12Rotary device for use in an engine
#13Rotary volumetric machine
#14Rotary machine housing with radially mounted sliding vanes