Aseptic filling apparatus

Details Aseptic filling apparatus Aseptic filling apparatus

1989-10-23

1991-03-19

Culver, Horace M.

Package making

With contents treating

Vacuum or inert atmosphere

53 88, 53268, 53283, 533814, 141 66, 141 48, 141 49, 141114, 141310, B65B 3102, B65B 3106, B65B 4326, B67B 702

Patent

active

049999788

ABSTRACT:
A method and apparatus for aseptically filling containers with product, such as the bags (B) of bag-in-box containers, wherein the aseptic filling chamber (9 or 40) with a filling head or nozzle (5 or 43) therein is provided with fluid inlet and outlet lines (2,4,6,8,19,21,39 or 57,59,63) to create desired positive or negative atmospheric conditions within the chamber, so that a positive pressure can be maintained within the chamber when change over, at an aperture in the chamber, of a bag to be filled occurs, and so that after filling, a negative pressure (through line 15 or 63) can be generated to evacuate the chamber and hence remove any headspace gas from the top of the filled container prior to it being capped.

REFERENCES:
patent: 3921685 (1975-11-01), Steffes
patent: 4363338 (1982-12-01), Brown
patent: 4452030 (1984-06-01), Inada
patent: 4494363 (1985-01-01), Rica et al.
patent: 4498508 (1985-02-01), Scholle et al.
patent: 4524563 (1985-06-01), Sassi
patent: 4731978 (1988-03-01), Martensson
patent: 4805378 (1989-02-01), Anderson
patent: 4832096 (1989-05-01), Kohlbach

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