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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0825924 (1992-01-27) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 9 인용 특허 : 0 |
A valve having a rotatable valve stem for positioning the valve in open and closed positions is provided with a plate which is cooperable with a valve handle for both stopping the handle in either of the valve open or valve closed positions and for locking the handle in said positions by means of a
A method of both stopping and locking a valve in one of its two extreme flow control positions by the use of a combination stop and lock plate, a retaining means, a valve handle, and a padlock, wherein said valve includes a valve body having a flat outer wall, a valve member rotatably mounted within
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