Title: Apparatus for filling containers with difficultly-flowable material

Abstract: Apparatus for filling containers with difficultly-flowable material, comprising a separator including a filter, a funnel-shaped outlet, and a dust-free butterfly valve for controlling flow of powder through said outlet; and a suction device for conveying said powder by suction to said separator; said outlet adapted to be connected to the container to be filled; said separator being operable to filter powder from the air conveying said powder into the separator and allowing the separated powder to fall into said funnel-shaped outlet. The invention is especially designed for emptying and filling fire-extinguishers.

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Inventors: Stoeffler, Bernhard Arnold (Gaertringen, DT)

Application Number: 449714
Filing Date: 1974-03-11
Publication_date: 1976-03-09
Assignee: Vulcan-Werk Wilhelm Diebold (DT)
Primary Class(es): 141/67 141/376, 141/378, 406/172
Other Classes:
US Patent Ref:

931297	Aug, 1909	Handy et al.	141/275.
2292754	Aug, 1942	Gladfelter	141/367.
3219071	Nov, 1965	Ferster	141/94.
3580645	May, 1971	Hagenah	302/59.
3720241	Mar, 1973	Bryant et al.	141/25.

Other Refs:
Primary Examiner: Aegerter, Richard E.
Assistant Examiner: Schmidt, Frederick R.
Attorney: