142362 ⎘
Rotary-piston engines having the characteristics covered by two or more of groups , , , or having the characteristics covered by one of these groups together with some other type of movement between co-operating members
Sub-classes:Hydraulic orbital machine and method for adjusting an orbital machine
#2Rotary drive with pivoting stator and rotor vanes
#3Valve timing control apparatus
#4Rotation drive apparatus
#5Rotary machine of the deformable rhombus type comprising an improved transmission mechanism