Syringe for dosed filling of bottles and the like

Details Syringe for dosed filling of bottles and the like Syringe for dosed filling of bottles and the like

1987-07-08

1989-02-14

Skaggs, H. Grant

Dispensing

With cleaning means

137240, 222307, 222309, B67D 108

Patent

active

048041149

ABSTRACT:
A syringe for the measured filling of a container, such as a bottle or the like, particularly for use on rotary-head filling machines, of the type including a valve means (11) having a cylinder body and arranged to selectively communicate an inlet conduit (5) and an outlet conduit (6) with a cylinder chamber (2) in which a double-acting piston (7) is slidably received, wherein during the cleaning and/or sterilizing of the syringe, both said valve means (11) and piston (7) are positioned within a widening (4) in the cylinder chamber (2) such that pressurized liquid or steam from the inlet conduit (5) will impinge upon and sweep all over the inner wall of cylinder chamber (2), the surface of the valve (11), the piston (7) and the associated portion of piston rod (8) extending inside the cylinder (2), with liquid or steam also flowing through a valve passage (12) in valve means (11).

REFERENCES:
patent: 1930944 (1933-10-01), Schmitz
patent: 2354348 (1944-07-01), Polsen et al.
patent: 4534494 (1985-08-01), Hautemont
patent: 4676279 (1987-06-01), Lersner
patent: 4699297 (1987-10-01), Rague et al.

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