Method of and device for filling a bag having air extracting...

Details Method of and device for filling a bag having air extracting... Method of and device for filling a bag having air extracting...

2006-06-20

2006-06-20

Douglas, Steven O. (Department: 3751)

Fluent material handling, with receiver or receiver coacting mea

Processes

Bag filling

C141S313000, C141S256000

Reexamination Certificate

active

07063111

ABSTRACT:
A method of filling a bag with pourable, especially powdery material, by means of a dispensing device with a vertical filling pipe which can be introduced into the bag and which comprises flanging-on means at its upper end and a closing device at its lower end, wherein prior to or during the filling operation, air is extracted from the material above the closing device via the inside of the filling pipe.

REFERENCES:
patent: 2142990 (1939-01-01), Belcher
patent: 2330862 (1943-10-01), Bleam
patent: 3580419 (1971-05-01), Carter
patent: 4703782 (1987-11-01), Henkel, Sr.
patent: 1 194 312 (2002-12-01), None
patent: 25 55 347 (2002-12-01), None
patent: 75 07 947 (2002-12-01), None
patent: 199 62 475 (2002-12-01), None
patent: AT 301 499 (2002-12-01), None

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