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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0699043 (1991-05-13) |
발명자 / 주소 |
|
출원인 / 주소 |
|
인용정보 | 피인용 횟수 : 11 인용 특허 : 0 |
Apparatus for mechanical coupling such as an actuator to a valve includes an elongated drive member having an axial extremity having a drive surface and an elongated driven member having an axial extremity having a drive surface. One of the drive surfaces is an internal surface which has a polygon s
Apparatus for mechanical coupling which comprises: an elongated drive member having an axial extremity having a drive surface and an elongated driven member having an axial extremity having a drive surface, one of said drive surfaces being an internal drive surface which has a polygon shaped cross s
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