Pump mountable on a container

Abstract

Abstract 1. A pump which may be mounted upon containers, in particular bottles, for the removal of the container contents, consisting of a lower part and an upper part which may be displaced telescopically with respect to the latter and which is loaded by return springs and carries a valve which, acting in the opposite direction to a valve in the lower part, is arranged at the outlet from the pump chamber, characterized in that the valve (31) is arranged on an inner wall (22) of the upper part, which extends transversely to the direction (x) of pumping actuation of the upper part (I) and beyond which project ribs (25) upon which rests a cover (III) of the upper part, which forms together with a portion of the inner wall (22) a mouth channel (29) and from the underside of which extend spring legs (19) which pass through openings (30) in the inner wall (22) and bear by their free ends (19') against a base (20) near the edge of the lower part (II) of an annular chamber (R) formed of an upper part and a lower part and inaccessible to the container contents.

Inventors

• 👤 Robert-Günter Finke
• 👤 Clemens Schumacher

Bibliographic Details