Valve closing device and valve actuating assembly

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 10215267
APP PUB NO 20160017974A1
SERIAL NO

14773002

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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For a valve closing device (8), including an output shaft (9) for connecting a valve (3) and an input shaft (10) for connecting an actuating drive (2), it is provided that an emergency drive (11) for driving the output shaft (9) in the event of a mains power failure is designed as a constant force spring motor (28) and/or a force flow from the emergency drive (11) to the output shaft (9) is merged with a force flow from the input shaft (10) to the output shaft (9) by an overriding gear arrangement (16) and/or the emergency drive (11) is locked and released by a locking device (19).

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First Claim

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Patent Owner(s)

Patent OwnerAddress
AUMA RIESTER GMBH & CO KGAUMASTRASSE 1 MUELLHEIM 79379

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hofmann, Benjamin Heitersheim, DE 14 17
Platzer, Wilfried Freiburg, DE 13 44

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