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:
Jan. 18, 2005
Filed:
Jul. 29, 1999
Applicants:
Daniel Eugene George, Chadds Ford, PA (US);
Shinichi Nakagawa, Utsunomiya, JP;
Akira Yokoyama, Utsunomiya, JP;
Inventors:
Daniel Eugene George, Chadds Ford, PA (US);
Shinichi Nakagawa, Utsunomiya, JP;
Akira Yokoyama, Utsunomiya, JP;
Assignee:
E. I. du Pont de Nemours and Company, Wilmington, DE (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B65H 2954 ; G03G 1520 ; G03G 1514 ; B32B 2302 ;
U.S. Cl.
CPC ...
Abstract
This invention relates to a separation finger used in an Electro photographic device such as photocopying devices and laser-beam printers. More specifically, it relates to a separation finger with remarkably improved durability which has a sharp tips and is capable of preventing paper jams, caused by, for example, adhesion of the toner, over extended periods of time.