136618 ⎘
Rotary-piston machines or engines of counter-engagement type, i.e. the movement of co-operating members at the points of engagement being in opposite directions of other than internal-axis type
ROTARY MOTOR WITH INTEGRAL FLUID SEAL
#2Planetary rotary engine with rotary ring valves
#3Positive displacement rotary devices with uniquely configured voids
#4Rotary engine with rotary power heads
#5Rotary-piston engine
#6Dual tip seals for a rotary engine
#73-stroke/6-stroke rocket jet engine
#8Rotary engine
#9Rotary engine with rotary power heads
#10ROTOR-PISTON INTERNAL COMBUSTION ENGINE
#11Radial axis, spherical based rotary machines
#12Planetary rotary engine
#13Rotary internal combustion engine
#14Rotary steam engine
#15Radial axis, spherical based rotary machines
#16Radial axis, spherical based rotary machines
#17Radial axis, spherical based rotary machines
#18Rotationally induced variable volume chambers