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:
Dec. 08, 1992
Filed:
Aug. 16, 1990
Applicant:
Inventors:
Yoshiyuki Horita, Toyama, JP;
Yasuhiko Matsuda, Toyama, JP;
Assignee:
Yoshida Kogyo K.K., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F / ; B21D / ;
U.S. Cl.
CPC ...
364468 ; 29408 ; 29766 ; 364562 ;
Abstract
A method of and an apparatus for metering an elongate stringer chain to be finished into slide fasteners of different lengths, the metering being based on an element pitch P derived from dividing a given metering length L by the number of coupling elements thereon. The stringer chain is held substantially in tensionless suspension while it is being metered to achieve a maximum of metering accuracy.