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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0010282 (1979-02-07) |
발명자 / 주소 |
|
출원인 / 주소 |
|
인용정보 | 피인용 횟수 : 6 인용 특허 : 0 |
A valve for the escape of compressed air in order to extinguish the electric arc between the moving contacts of a circuit-breaker. The arrangement includes an intermediate moving structure between the control rod and the compensated force valve with two seats, said structure being constituted by a c
A compensated force valve with two seats, said valve including a first piston and second piston which are connected together by a common shaft, means for mounting said pistons within said valve so as to move commonly toward and away from respective underlying seats, the upper face of the first pisto
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