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:
Nov. 24, 1992
Filed:
Nov. 19, 1991
Applicant:
Inventors:
Hubert Blessing, Dallas, TX (US);
Lawrence Wafford, Jr, Mesquite, TX (US);
Ted M Ray, McKinney, TX (US);
E Lennart Lindstedt, Richardson, TX (US);
Assignee:
Levi Strauss & Co., San Francisco, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B65H / ;
U.S. Cl.
CPC ...
271273 ; 271151 ; 271198 ; 414907 ;
Abstract
A method and apparatus for disclosed for shingling stacks composed of flexible planar objects, such as fabric workpieces. The stack is placed over an axis connecting two hinged support surfaces which are rotated relative to one another to bend the workpieces and form a shingle. For subsequent shingling, the rough shingled stack is driven on a conveyor under a series of spreading rollers having positive pressure to drive the rollers onto the stack.