136405 ⎘
Reciprocating-piston machines or engines with cylinder axes coaxial with, or parallel or inclined to, main shaft axis; Control of working-fluid admission or discharge peculiar thereto for machines with stationary cylinders
Sub-classes:Rotatable piston assembly
#2ROTATABLE PISTON ASSEMBLY
#3Axial piston machine with outlet control
#4Helical follower internal combustion engine
#5Internal combustion engine
#6Internal combustion engine with variable compression ratio
#7ENGINE WITH PISTONS ALIGNED PARALLEL TO THE DRIVE SHAFT