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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0499031 (1990-03-26) |
우선권정보 | JP-0104160 (1987-07-07); JP-0104161 (1987-07-07); JP-0163449 (1987-10-26); JP-0163450 (1987-10-26); JP-0164810 (1987-10-28); JP-0187958 (1987-12-10) |
발명자 / 주소 |
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출원인 / 주소 |
|
인용정보 | 피인용 횟수 : 6 인용 특허 : 0 |
A control device for a cylinder including a spool type valve which includes a spool and is formed therein with a cylinder port. In the spool type valve is arranged an operation check valve for permitting only flowing of fluid to the cylinder. An orifice is formed so as to communicate a pilot chamber
A control device for a cylinder comprising: a housing; a cylinder port formed in said housing; an operating check valve provided with a pilot chamber and arranged in said housing on a side of said cylinder port, said operating check valve being adapted to permit only flowing of fluid to the cylinder
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