Method and apparatus for feeding a filler cord for slide...

Details Method and apparatus for feeding a filler cord for slide... Method and apparatus for feeding a filler cord for slide...

B - Operations, Transporting

65

H

28/52

B65H 51/20 (2006.01) A44B 19/42 (2006.01) B29D 5/00 (2006.01)

Patent

CA 1037243

ABSTRACT OF THE DISCLOSURE A method and apparatus for feeding a filler cord for insertion into and through a longitudinal space defined by successive convolutions of a coiled slide fastener ele- ment, the filler cord being looped in the course of its travel from a bobbin to a mandrel holder so that a proper back tension is imparted to the cord and the cord is supplied at a rate corresponding to the amount of withdrawal of the fastener element that has been shaped into a helical coil.

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