B - Operations – Transporting – 29 – C
Patent
B - Operations, Transporting
29
C
18/1180, 18/708
B29C 45/00 (2006.01)
Patent
CA 1126925
ABSTRACT OF THE DISCLOSURE Disclosed are a method and apparatus for manufacturing, at a high operation efficiency, article fastening or attachment devices, individually consisting of a head portion, a crossbar member and connecting filament portion integrally molded from a synthetic resin into a generally H-shaped configuration and characterized by a fine and precise structure. The method and apparatus disclosed permit the product fastener device to be easily separated from molds, sub- stanially free of any deformation or flash caused thereto, simply by separating from each other the upper and lower mold members without the need of removal by forcing the product fasteners by a push-out pin.
295102
Ridout & Maybee Llp
Sato Gosei Co. Ltd.
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