Package making – Apparatus for forming or partially forming receptacle and... – Forming by opening or setting up collapsed receptacle
Patent
1986-08-08
1987-12-29
Coan, James F.
Package making
Apparatus for forming or partially forming receptacle and...
Forming by opening or setting up collapsed receptacle
53573, 53386, B65B 4328
Patent
active
047151676
ABSTRACT:
A bagger machine having a frame, a wicket bar mounted on the frame, a rear clamp cylinder for pressing tabs at the upper edges of the rear sides of a ream of bags against the wicket bar, a carriage mounted for sliding movement on the frame, a suction head on the carriage for attracting the front side of the outermost bag of a ream, a bag opening cylinder for moving the carriage while the suction head engages the front side of the bag to open the bag, a bag clamping cylinder on the carriage for clamping the upper edge of the front of a bag against the suction head, a bag push cylinder for moving a filled bag in a direction away from the wicket bar after it has been filled, a control for momentarily causing the rear clamp cylinder to release the tab of the bag being moved while the bag is moving away from the wicket bar, a conveyor underlying the filled bag to support it after its tab has been released and as it is moving away from the wicket bar, a control for causing the front clamp cylinder to release the upper edge of the bag, and a control for causing the carriage to reverse itself and place the bag holding cylinder and the bag push cylinder in condition for repeating the above-described movements.
REFERENCES:
patent: 3050918 (1962-08-01), Helm et al.
patent: 3731454 (1973-05-01), Crabb
patent: 3789573 (1974-02-01), Crabb
patent: 4172349 (1979-10-01), Lipes
patent: 4245944 (1981-01-01), Van Ginkel et al.
patent: 4291517 (1981-09-01), Lipes
patent: 4541228 (1985-09-01), Petersen
AG-PAK, Inc.
Coan James F.
Gastel Joseph P.
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