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:
Apr. 24, 1984
Filed:
Jun. 23, 1982
Applicant:
Inventor:
Kihei Takahashi, Uozu, JP;
Assignee:
Yoshida Kogyo K.K., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B21D / ; B21D / ; A41H / ;
U.S. Cl.
CPC ...
29408 ; 29410 ; 29 332 ;
Abstract
A method of and apparatus for manufacturing a continuous slide fastener stringer chain including space portions devoid of coupling elements at longitudinal intervals. A pair of continuous stringer tapes is continuously fed, in synchronism with sewing machine, to a sewing area of the sewing machine, while a pair of interengaged rows of coupling elements is intermittently fed, in synchronism with the sewing machine, to the sewing area. A length of coupling elements is cut off from the pair of interengaged rows of continuous coupling elements each time the latter stops moving.