F - Mech Eng,Light,Heat,Weapons – 04 – F
Patent
F - Mech Eng,Light,Heat,Weapons
04
F
F04F 7/02 (2006.01)
Patent
CA 2269765
A pump device is disclosed, comprising a supply tube (1) for a liquid with a relatively low head, an accumulator (3) connected to the same via a non-return valve (2), an outlet tube (4) from the accumulator for liquid with a relatively high head, and an outlet valve, provided at the supply tube (1) after the accumulator, which outlet valve opens and shuts an outlet (5) at the supply tube (1). The pump device is primarly characterized in that the outlet valve comprises a damper (6) movable between a position, in which the opening (5) is left open, and a position, in which the opening (5) is closed.
L'invention concerne un dispositif de pompe comprenant un tube d'alimentation (1) pour un liquide à faible pression hydrostatique, un accumulateur (3) relié à ce dernier par un clapet de non retour (2), un tube de décharge (4) de l'accumulateur pour un liquide à pression hydrostatique relativement élevée, et une soupape de décharge prévue au niveau du tube d'alimentation (1), après l'accumulateur, et ouvrant et fermant une sortie (5) située dans le tube d'alimentation (1). Le dispositif de pompe se caractérise principalement en ce que la soupape de décharge comporte un clapet (6) mobile entre une position dans laquelle l'ouverture (5) est ouverte et un position dans laquelle elle (5) est fermée.
Lundgren Lars-Olof
Marks & Clerk
LandOfFree
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