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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0585228 (1975-06-09) |
발명자 / 주소 |
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출원인 / 주소 |
|
인용정보 | 피인용 횟수 : 6 인용 특허 : 0 |
A fluid flow control valve having a seat ring which provides a seal between the body and the movable valve member and which is provided with a sediment guard made of resilient material which prevents accumulation of sediment in the body recess within which the seat ring is accommodated. Preferably t
In a valve construction, a valve body having aligned openings forming flow passages, a valve member within the body movable between open and closed positions relative to the flow passages, means extending through the upper end of the body for operating the valve member, and sealing means carried by
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