公开(公告)号：EP0836691A1

公开(公告)日：1998-04-22

申请号：EP96924917.0

申请日：1996-07-02

Applicant: S.E.R.A.C. GROUP

Inventor： BRUNEE, Jacky

IPC: B67C3 ,  F16K1

CPC classification number: B67C3/286 ,  B67C3/281 ,  F16K1/52

Abstract: A device comprising a disc-shaped sealing member (1) movably mounted opposite a cylindrical wall (2) that includes grooves (6) extending opposite the sealing member (1) and facing an outlet port (3).

公开(公告)号：EP0912829A1

公开(公告)日：1999-05-06

申请号：EP97931886.0

申请日：1997-07-07

Applicant: S.E.R.A.C. GROUP

Inventor： BRUNEE, Jacky

IPC: F04B49 ,  F04B1 ,  F04B7 ,  F04B9 ,  F04B17 ,  F04B53

CPC classification number: F04B7/0073 ,  F04B9/02 ,  F04B17/00 ,  F04B53/1082

Abstract: The invention concerns a dosing pump comprising a pumping chamber (2) with a longitudinal axis (3) and having an intake orifice (4) and a delivery orifice (5), a plunger (6; 30) run through by a pumping orifice (7), a rod for actuating (8) the plunger (6; 30), a non-return valve (17) mounted moveable with respect to the plunger (6; 30), and a sleeve (9) made of non-magnetic material fixedly mounted in the pump body (1) parallel to the longitudinal axis (3) of the pumping chamber (2) and with a closed end (10) located inside the pump body (1) and an open end (11) opening outside the pump body (1), the actuating rod being provided with a magnetic element (12) co-operating, through the sleeve with a magnetic ring (13) enclosing the sleeve (19) and connected to the plunger (6; 30).

公开(公告)号：EP0836691B1

公开(公告)日：1999-11-17

申请号：EP96924917.6

申请日：1996-07-02

Applicant: S.E.R.A.C. GROUP

Inventor： BRUNEE, Jacky

IPC: F16K47/08

CPC classification number: B67C3/286 ,  B67C3/281 ,  F16K1/52

Abstract: A device comprising a disc-shaped sealing member (1) movably mounted opposite a cylindrical wall (2) that includes grooves (6) extending opposite the sealing member (1) and facing an outlet port (3).