F02G2244/02 - CPC Classification Index

ClassID:

140204 ⎘

F02G2244/02 - CPC Classification

Classification description:

Machines having two pistons Single-acting two piston engines

Sub-classes:

F02G2244/04 » of rotary cylinder type, e.g. "Finkelstein" engines 1
F02G2244/06 » of stationary cylinder type 1

Recent Application in this class:

20220316423

Heat engine with magnetically linked pistons

20170350348

Engine with differential evaporation pressures