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|국가/구분||United States(US) Patent 등록|
|발명자 / 주소||
|출원인 / 주소||
|대리인 / 주소||
|인용정보||피인용 횟수 : 1 인용 특허 : 11|
A high pressure pumping device having a body provided with a cylindrical seat and a piston mounted in an axially sliding manner in the seat in order to form a variable volume pumping chamber; the chamber being in communication with an intake duct, via which it is supplied with a fluid, and with a delivery duct along which there is disposed a one-way non-return valve in order to allow the fluid to flow from the pumping chamber along this delivery duct; the pumping device further comprising an electrovalve whose opening and closing is controlled, disposed ...
1. A high pressure pumping device comprising;a body including at least one seat and at least one piston mounted in an axially sliding manner within the seat and forming a variable volume pumping chamber; an intake duct via which a fluid is conveyed into the variable volume pumping chamber; an inlet duct having an end section connected to said intake duct: a delivery duct via which the high pressure fluid output from the pumping chamber is conveyed; a first valve means disposed along the intake duct in order to enable the fluid to flow to the pumping cham...