LU51684A1LU51684ALU51684ALU51684A1LU 51684 A1LU51684 A1LU 51684A1LU 51684 ALU51684 ALU 51684ALU 51684 ALU51684 ALU 51684ALU 51684 A1LU51684 A1LU 51684A1
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LU
Luxembourg
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LU51684A
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Publication of LU51684A1publicationCriticalpatent/LU51684A1/xx
F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
F16K1/00—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
F16K1/16—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 with pivoted closure-members
F16K1/18—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 with pivoted closure-members with pivoted discs or flaps
F16K1/22—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 with pivoted closure-members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly valves
F16K1/226—Shaping or arrangements of the sealing
F16K1/2261—Shaping or arrangements of the sealing the sealing being arranged on the valve member