Method and apparatus for making a wrapper sleeve

Details Method and apparatus for making a wrapper sleeve Method and apparatus for making a wrapper sleeve

1984-01-09

1985-03-19

Kimlin, Edward

Adhesive bonding and miscellaneous chemical manufacture

Methods

Surface bonding and/or assembly therefor

156443, 493269, 493295, 493302, B31B 152, B31B 126, B29D 2310

Patent

active

045057699

ABSTRACT:
A wrapper sleeve is made from a film length in the following consecutive steps: wrapping the film length about a sealing mandrel such that opposite longitudinal edge zones of the film length are in a face-to-face oriented relationship; providing a sealing seam in and along the face-to-face oriented longitudinal edge zones for bonding the edge zones to one another whereby a wrapper sleeve is formed; and removing the wrapper sleeve from the sealing mandrel and inserting the wrapper sleeve on a forming mandrel having a circumferential length identical to that of the sealing mandrel and a cross-sectional shape different from that of the sealing mandrel.

REFERENCES:
patent: 4242949 (1981-01-01), Auckenthaler

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