F01L15/04 - CPC Classification Index

ClassID:

137409 ⎘

F01L15/04 - CPC Classification

Classification description:

Valve-gear or valve arrangements, e.g. with reciprocatory slide valves, other than provided for in groups - with valves other than cylindrical, sleeve, or part-annularly-shaped, e.g. flat D-valves main valve being combined with auxiliary valve

Sub-classes:

F01L15/06 » of Meyer or Rider type, i.e. in which the expansion is varied at the expansion valve itself 0

Recent Application in this class:

20070215078

2007-09-20

Methods and apparatus to use engine valves as both intake and exhaust valves