ClassID:

138733

F02B33/20 - CPC Classification

Classification description:

Engines characterised by provision of pumps for charging or scavenging; Engines with reciprocating-piston pumps; Engines with crankcase pumps with reciprocating-piston pumps other than simple crankcase pumps with pumping-cylinder axis arranged at an angle to working-cylinder axis, e.g. at an angle of 90 degrees

Recent Application in this class: