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.

Date of Patent:
Jul. 12, 2005

Filed:

Nov. 09, 2001
Applicants:

Tomohiro Ohzuru, Otsu, JP;

Hitoshi Nojiri, Otsu, JP;

Yoshio Sakata, Yamato, JP;

Koji Sezaki, Otsu, JP;

Inventors:

Tomohiro Ohzuru, Otsu, JP;

Hitoshi Nojiri, Otsu, JP;

Yoshio Sakata, Yamato, JP;

Koji Sezaki, Otsu, JP;

Assignee:

Kaneka Corporation, Osaka, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B001/08 ; B29D029/00 ;
U.S. Cl.
CPC ...
Abstract

A multi-layered endless belt having an arbitrary layer thickness by the thickness of the film and the winding number, a medium conveying belt using the same, and a method and apparatus by which these can be stably produced without various residues in the production process and can be produced with a high general-purpose properties and at a low cost. There are provided a multi-layered endless belt made by winding and heat-welding a polymer material film and a production method thereof, and further a production method of medium conveying belts of various forms fundamentally having a construction in which an electrode pattern and a protective film are laminated thereon, and a novel production method and molding apparatus for molding the multi-layered endless belt by heat-pressing a wound tubular body.


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