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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0809931 (1991-12-18) |
발명자 / 주소 |
|
출원인 / 주소 |
|
인용정보 | 피인용 횟수 : 28 인용 특허 : 0 |
An electro hydraulic servo valve has a pair of oppositely polarized magnets mounted in the surface of the spool of the valve to be controlled. A Hall effect sensor is mounted in the housing adjacent the magnets to precisely measure the position of the spool relative to the housing. The magnets and t
A fluid servo valve comprising: an outer housing; a first valve member mounted in said outer housing forming a first stage of a servo valve; actuating means connected to said first valve member, said actuating means being connected to receive a command signal; a second valve member mounted in said o
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