F02G2253/02 - CPC Classification Index

ClassID:

140226 ⎘

F02G2253/02 - CPC Classification

Classification description:

Seals Reciprocating piston seals

Recent Application in this class:

20230304456

Reciprocating heat engine with hot cylinder head and cold cylinder

20220074493

Reinforced sealing rings

20200362966

Reinforced sealing rings

20190049012

Reinforced sealing rings

20130031899

Stirling machine

20100257858

PISTON ENGINE AND STIRLING ENGINE

20060283417

Piston and piston apparatus

20050126186

Axial loaded seal system with a static L-seal