Package making – Apparatus for forming or partially forming receptacle and... – Forming by opening or setting up collapsed receptacle
Patent
1987-10-19
1989-05-30
Coan, James F.
Package making
Apparatus for forming or partially forming receptacle and...
Forming by opening or setting up collapsed receptacle
53385, 493238, B65B 4300
Patent
active
048338672
ABSTRACT:
An apparatus for packaging products in a bag of plastic material comprises means (3-15) for transporting a continuous, flat, tube-like material web (2). The web 2 is subsequently transported along a fist sealing unit (16) for applying a seal between the upper and under layers (17, 18) of the material web, a perforating knife (19) for making a tearing perforation in the upper and under layers of the material web seen in transport direction directly behind the seal, a tearing unit (20) for tearing open the perforation in the upper layer of the material web, a separating unit (21) for moving the upper layer away from the under layer at the location of the torn perforation, a filling station (22) for filling the thus formed bag (23) still contained in the material web with the product to be packed, a second sealing unit (24) for applying a seal between the upper and under layers of the material web seen in transport direction directly behind the perforation, and a tearing-off unit (25) for tearing off the filled bag of the material web.
REFERENCES:
patent: 3269087 (1966-08-01), Cloud et al.
patent: 3948015 (1976-04-01), Lerner
patent: 3948019 (1976-04-01), Doring et al.
patent: 4334399 (1982-06-01), Onishi
patent: 4586318 (1986-05-01), Litt et al.
Audion Elektro B.V.
Coan James F.
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