VALVE DEVICE WITH OPENING AND CLOSING INDICATOR

PROBLEM TO BE SOLVED: To provide a valve device enabling the easy visual confirmation of the opening/closing state of a stop valve from the outside and manufacturable by a simple structure at low cost. SOLUTION: A closing member 12 is inserted into a closing valve chamber 9 inside a housing 2, and a...

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Bibliographische Detailangaben
1. Verfasser: HIRAGAMI YASUSHI
Format: Patent
Sprache:eng
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