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. 13, 2005
Filed:
Jun. 24, 2003
Masahiro Harashige, Tomisato, JP;
Masahiro Harashige, Tomisato, JP;
Nippon Petrochemical Co., Ltd., Tokyo, JP;
Abstract
This invention provides a web expander comprising means for carrying a webhaving longitudinal slits, meansfor expanding the width of the web, and opening control meansfor uniformly forming size and form of openings of the web expanded by said means for expanding. The meansfor expanding the width consists of a flat expanderand two pairs of cloth guiderand opening control meanscomprises two expander rollsas a rotatable ribbed roll, the ribbed roll being adapted to be applied to one side of the traveling net-like web to rotate in the direction in which the net-like webis reduced in width.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile