F01L1/446 - CPC Classification Index

ClassID:

137243 ⎘

F01L1/446 - CPC Classification

Classification description:

Valve-gear or valve arrangements, e.g. lift-valve gear; Multiple-valve gear or arrangements, not provided for in preceding subgroups, e.g. with lift and different valves comprising a lift valve and at least one reed valve

Recent Application in this class:

20090151686

2009-06-18

SUPERCHARGED INTERNAL COMBUSTION ENGINE

20060157004

2006-07-20

Engine for motorcycle

20050115547

2005-06-02

Internal combustion engine and working cycle

20050098162

2005-05-12

Internal combustion engine and working cycle