136425 ⎘
Machines or engines with two or more pistons reciprocating within same cylinder or within essentially coaxial cylinders with pistons synchronously moving in tandem arrangement
Compact tandem cylinder reciprocating engine for CO2 power generation
#2Cylinder actuator
#3Internal combustion engine with two working spaces of a cylinder
#4MOTOR CAPABLE OF MANY DIFFERENT APPLICATIONS
#5Internal combustion engine
#6Stirling cycle and linear-to-rotary mechanism systems, devices, and methods
#7VIBRATION REDUCTION DEVICE
#8Solid-liquid phase change driven heat engine via hydraulic oil power generation
#9Hydrogen engine and the way of hydrogen fuel production for its power supply
#10EXTERNAL COMBUSTION ENGINE WITH SEQUENTIAL PISTON DRIVE
#11Piston arrangement and internal combustion engine
#12Hydraulic motor capable of many different applications able to use low pressure or high pressure fluids to operate
#13Device for compressing a gaseous fluid
#14Piston arrangement and internal combustion engine
#15Reciprocal hydraulic cylinder and power generation system
#16X-engine assembly with perfect balance
#17Universal heat engine
#18Heat engine
#19Environmental friendly two stroke engine
#20Quasi free piston engine
#21COMBUSTION ENGINE WITH SELF-IGNITION OF AIR-AND-FUEL MIXTURE
#22Opposed piston combustion engine
#23Engine arrangement
#24Engine having axially opposed cylinders
#25Two stroke steam-to-vacuum engine