F01L15/00 - CPC Classification

Valve-gear or valve arrangements specially adapted for steam engines, or specially adapted for other positive-displacement machines or engines with variable working-fluid distribution

• F01L15/02 » with valves other than cylindrical, sleeve, or part-annularly-shaped, e.g. flat D-valves 1
• F01L15/08 » with cylindrical, sleeve, or part-annularly-shaped valves; Such main valves combined with auxiliarly valves 3
• F01L15/10 » with main slide valve and auxiliary valve dragged thereby 12
• F01L15/12 » characterised by having means for effecting pressure equilibrium between two different cylinder spaces at idling 5
• F01L15/14 » Arrangements with several co-operating main valves, e.g. reciprocatory and rotary 1
• F01L15/18 » Valves arrangements not provided for in preceding sub-groups of this main group 2
• F01L15/20 » Component parts, details, or accessories, not provided for in preceding sub-groups of this main group 1