Package making – Interrelated or safety controls
Patent
1981-03-11
1983-08-16
Sipos, John
Package making
Interrelated or safety controls
53 53, 53138A, 53 76, B65B 5108, B65B 5704
Patent
active
043983790
ABSTRACT:
A device for attaching a tab with a central opening and bag receiving passage formed therein in which is gathered the neck of a flexible bag comprising: conveyor means to receive and flatten a portion of the bag adjacent the open end thereof and guide the flattened neck of the bag into the bag receiving passage and gather the bag neck in the tab; a tab strip feed mechanism and means severing each tab singly from the tab strip and positioning and bracing the tab to receive the bag neck; means detecting the completed passage of the bag and in response thereto releasing said tab and bag gathered therein prior to positioning another tab to receive a bag neck; means responsive to the reception of a product thickened bag neck in said conveyor means to cause said tab support means to release said tab prior to detection of completed passage of said bag. Also included is means to hold the passage of said tab open for the reception of a bag.
REFERENCES:
patent: 2879636 (1959-03-01), Zuercher
patent: 3099116 (1963-06-01), Platt, Jr.
patent: 3163969 (1965-01-01), Irwin
patent: 3864894 (1975-02-01), Sheetz
patent: 3919829 (1975-11-01), Burford
patent: 3983681 (1976-10-01), Britt
Booth John F.
Crutsinger Gerald G.
Ross Monty L.
Sipos John
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