Method and device for gravimetric dosing bulk material

Dispensing – Weighing

Reexamination Certificate

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Details

C222S001000, C222S058000, C222S064000, C222S185100

Reexamination Certificate

active

10494386

ABSTRACT:
In order to increase the dosing accuracy of a dosing device, the bulk material is temporarily stored upstream from a reservoir (1) in an intermediate storage container (6) and is transferred only when a compensating pressure value is reached. The invention also relates to a corresponding device with a valve lock (4,5) on the intermediate container (6).

REFERENCES:
patent: 3228563 (1966-01-01), Rankin et al.
patent: 3677540 (1972-07-01), Weiss
patent: 4071166 (1978-01-01), Legille et al.
patent: 4180185 (1979-12-01), Yamamoto et al.
patent: 4427133 (1984-01-01), Kierbow et al.
patent: 4669634 (1987-06-01), Leroux
patent: 4728240 (1988-03-01), Mahr et al.
patent: 5450984 (1995-09-01), Rohr
patent: 5489166 (1996-02-01), Schmit
patent: 33 10 735 (1984-09-01), None
patent: 34 13 757 (1985-10-01), None
patent: 2 631 443 (1989-11-01), None

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