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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
---|---|
국제특허분류(IPC7판) |
|
출원번호 | US-0787689 (1985-10-15) |
발명자 / 주소 |
|
출원인 / 주소 |
|
인용정보 | 피인용 횟수 : 7 인용 특허 : 4 |
A stem tip seal for a shutoff valve includes a valve member having an axial recess at the outer end that operatively receives a retaining sleeve. The retaining sleeve includes a flange portion engaging a shoulder formed by a circumferential groove in the valve member to effectively limit relative mo
A stem tip seal for a shutoff valve comprising: a valve member having a first surface adapted of selective abutting engagement with an associated valve seat; a retaining sleeve received by said valve member having a first seal surface adapted for cooperative sealing engagement with the associated va
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