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:
Jul. 15, 1986
Filed:
Nov. 21, 1983
Applicant:
Inventor:
John B Shoemaker, Lexington, NC (US);
Assignee:
PPG Industries, Inc., Pittsburgh, PA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B65H / ;
U.S. Cl.
CPC ...
2421184 ;
Abstract
A textile bobbin is disclosed having double flanges and a strand collection zone between the flanges. The barrel of the bobbin is internally reinforced with longitudinal ribs, the upper flange is completely enclosed and the barrel and flanges are sized to provide an optimum wind angle and increased yarn capacity for high twist yarns beyond those customary in the glass fiber yarn field.