Valve-gear or valve arrangements, e.g. with reciprocatory slide valves, other than provided for in groups F01L17/00 - F01L29/00 (valve drive or external valve-adjustment during operation, tripping-gear or tripping of valves F01L31/00)

Child Classifications

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• F01L 15/02 with valves other than cylindrical, sleeve, or part-annularly-shaped, e.g. flat D-valves
• F01L 15/08 with cylindrical, sleeve, or part-annularly-shaped valves; Such main valves combined with auxiliary valves
• F01L 15/10 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 15/14 Arrangements with several co-operating main valves, e.g. reciprocatory and rotary
• F01L 15/18 Valves arrangements not provided for in preceding subgroups of this main group
• F01L 15/20 Component parts, details, or accessories, not provided for in preceding subgroups of this main group