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IPC Main Group
F01L 15/00

Valve-gear or valve arrangements, e.g. with reciprocatory slide valves, other than provided for in groups

Introduced: September 1968

Last revised: January 2006

Classification Context

Section:
MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
Class:
MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
Subclass:
CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES

7 direct subcodes

Child Classifications

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  • F01L 15/08 with cylindrical, sleeve, or part-annularly-shaped valves; Such main valves combined with auxiliary valves
  • F01L 15/1 with main slide valve and auxiliary valve dragged thereby
  • F01L 15/12 characterised by having means for effecting pressure equilibrium between two different cylinder spaces at idling
  • F01L 15/18 Valve arrangements not provided for in preceding subgroups of this group
  • F01L 15/2 Component parts, details, or accessories, not provided for in preceding subgroups of this group