• All sections
• F - Mechanical engineeringlightingheatingweaponsblasting
• F16K - Valvestapscocksactuating-floatsdevices for venting or aerating
• F16K 1/24 - Lift valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with valve members that, on opening of the valve, are initially lifted from the seat and next are turned around an axis parallel to the seat

Patent holdings for IPC class F16K 1/24

Total number of patents in this class: 70

10-year publication summary

Principal owners for this class