Method for forming sleeves

Details Method for forming sleeves Method for forming sleeves

1994-03-28

1996-02-20

Yoder, Michele K.

Adhesive bonding and miscellaneous chemical manufacture

Methods

Surface bonding and/or assembly therefor

156201, 156290, 156292, 1563084, 156324, 156515, 493296, 53455, 53452, 53399, B32B 3108, B32B 3118, B65B 4306

Patent

active

054925886

ABSTRACT:
A sleeve forming method and apparatus where sleeves are formed by use of overlapping webs. The webs are twisted in one direction to form a seal at one side of a sleeve and later twisted in the opposite direction to form the seal at the opposite side of a sleeve, such that all of the sleeves are oriented in the same direction, such as with the large openings of the sleeves facing upwardly and the smaller openings of the sleeves facing downwardly.

REFERENCES:
patent: 3468096 (1969-09-01), Franz
patent: 4229928 (1980-10-01), Munchinger
patent: 4425174 (1984-01-01), McLoughlin
patent: 4512136 (1985-04-01), Christine
patent: 4825915 (1989-05-01), Hess et al.

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