136331 ⎘
Reciprocating-piston machines or engines characterised by number or relative disposition of cylinders or by being built-up from separate cylinder-crankcase elements with cylinders all in one line
Operating engine
#2Hydraulic/pneumatic power generating system
#3ROTARY ACTUATOR
#4Method for operating an internal combustion engine with gas as a fuel
#5FREE-PISTON COMPRESSED-GAS ENGINE VARIANT AND ENGINE PINION WITH SEVERAL DECOMPRESSION STAGES AND RETURN SPRINGS
#6Apparatus and method using hydrogen pressure in fuel cell electric vehicle