|국가/구분||United States(US) Patent 등록|
|§371/§102 date||20060728 (20060728)|
|발명자 / 주소|
|출원인 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 6 인용 특허 : 9|
The invention relates to a valve (1), comprising a body (2), within which a needle (3) moves, which can rest with sealing against a seat (23), fixed to the body (2). The needle (3) is magnetically coupled to an actuator body (5), across a closed and a magnetic chamber (4) provided with several magnets (52) between which magnetic bodies (53) are interspersed. The needle (3) has no magnets and is provided with ribs (36) made from a magnetic material. According to the invention, an improved magnetic coupling may be achieved, whereby the thickness and the re...
The invention claimed is: 1. Valve comprising: a body; a seat fixedly joined to the body; and a needle capable of resting in a sealed manner against said seat, said needle being disposed inside said body and being movaile relative to said body, the needle being coupled magnetically, through a sealed and non-magnetic partition, to an actuating device equipped with several magnets between which magnetic bodies are interposed, wherein said needle does not have magnets and is equipped with ribs formed from a magnetic material, wherein said needle is of unit...