CLOSURE DEVICE

A closure device (1) including a closure element (2) for closing an opening (5, 6) of the closure device (1) that is surrounded by a valve seat (3, 4) of the closure device (1), wherein the closure device (1) has an open state of the closure element (2), in which the closure element (2) exposes the...

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Bibliographic Details
Main Authors Summer, Karlheinz, Angst, Christoph, Duelli, Bernhard, Neumeir, Anton
Format Patent
LanguageEnglish
Published 26.09.2019
Subjects
ACTUATING-FLOATS
BLASTING
COCKS
DEVICES FOR VENTING OR AERATING
ENGINEERING ELEMENTS AND UNITS
GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS
HEATING
LIGHTING
MECHANICAL ENGINEERING
TAPS
THERMAL INSULATION IN GENERAL
VALVES
WEAPONS
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Summary:A closure device (1) including a closure element (2) for closing an opening (5, 6) of the closure device (1) that is surrounded by a valve seat (3, 4) of the closure device (1), wherein the closure device (1) has an open state of the closure element (2), in which the closure element (2) exposes the opening (5, 6) at least partly, in particular completely, for an object to be led through the opening (5, 6), and an intermediate state of the closure element (2), in which the closure element (2) is brought into alignment with the opening (5, 6) without contact with the valve seat (3, 4), and a closed state of the closure element (2), in which the closure element (2) at least rests on the valve seat (3, 4) via a seal (7, 8) of the closure device (1), wherein the seal (7, 8) has a hollow space (9), to which a pressure medium from a pressure source (10) of the closure device (1) can be applied, wherein the closure device (1) has a suction apparatus (11) for sucking the pressure medium out of the hollow space (9) of the seal (7, 8).
Bibliography:Application Number: US201716092088