Package making – Methods – Forming a cover adjunct or application of a cover adjunct to...
Patent
1987-06-01
1988-08-09
Coan, James F.
Package making
Methods
Forming a cover adjunct or application of a cover adjunct to...
24563, 53387, 53390, 53138R, B65B 6100
Patent
active
047619350
ABSTRACT:
A holder for flaps of corrugated cartons is designed to temporarily hold carton flaps either in the fully opened position, for loading or unloading, or in a temporarily closed position. The device acts as a clip, with two flanges between which one or two layers of corrugated board may be engaged. The clip preferably is formed of one integral piece, with one flange being substantially the size of a large central opening in the other flange. The inner flange may have a rest position which extends slightly through the opening of the outer flange, so that the clip always tends to spring back to this position and will exert a clamping force on the carton flaps.
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patent: 2867019 (1959-01-01), Streeter et al.
patent: 2938252 (1960-05-01), Scheemaeker
patent: 2950514 (1960-08-01), Small
patent: 3348272 (1967-10-01), Germani
patent: 4528800 (1985-07-01), Burns
patent: 4619398 (1986-10-01), Laramie
King Feather W.
Leibthal Siegfried G. V.
Coan James F.
Freiburger Thomas M.
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