BUTTERFLY VALVE
PURPOSE:To prevent the drive transmitting part of a valve body from being subjected to concentrated load by inserting a cylindrical seal ring which is brought into contact with a cutout part provided on said valve body, into a part of a body liner through which a rotary shaft is inserted. CONSTITUTI...
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Main Authors | , , , , |
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Format | Patent |
Language | English |
Published |
21.07.1987
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Subjects | |
Online Access | Get full text |
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