Patent classifications
F
MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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F16
ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
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F16K
VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
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1/00
Lift valves; or globe 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
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F16K1/24
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
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F16K1/26
Shape or arrangement of the sealing; Not used
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