Fireproof valve actuating mechanism
The utility model discloses a fireproof valve actuating mechanism. Including a base, a pull rope and a lubricator are arranged on the base; a fireproof layer is arranged on the inner wall of the lubricator; binding posts are arranged at the lower end of the base. A main shaft rod is arranged above t...
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Main Author | |
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Format | Patent |
Language | Chinese English |
Published |
27.11.2020
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Subjects | |
Online Access | Get full text |
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