The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 11, 1977
Filed:
Aug. 27, 1975
Applicant:
Inventors:
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65H / ;
U.S. Cl.
CPC ...
226-1 ; 226182 ; 242153 ;
Abstract
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 element, 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.