B - Operations – Transporting – 31 – B
Patent
B - Operations, Transporting
31
B
93/53
B31B 19/74 (2006.01) B31B 1/90 (2006.01)
Patent
CA 1315141
METHOD AND APPARATUS FOR THE ATTACHMENT OF CLASPS TO LETTER ENVELOPES ABSTRACT OF THE DISCLOSURE There is provided a method and apparatus for the attachment of clasps on letter envelopes incorporated into a machine for the manufacture of letter envelopes. The clasps, at the conclusion of the folding operation of the envelope machine, following the folding down of the lateral flaps of the envelope, are attached to the newly formed back sides of the letter enveloopes. The apparatus is arranged for this purpose at the downstream end of a lateral folding mechanism of the envelope machine and includes a stationary opposing support plate.
609775
Mcfadden Fincham
Winkler & Dunnebier Maschinenfabrik Und Eisengiesserei Kg
LandOfFree
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