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:
Aug. 18, 1998
Filed:
Apr. 15, 1997
Applicant:
Inventors:
David Campbell Brower, Wake Forest, NC (US);
Robert Andrew Myers, Cary, NC (US);
Jeff David Thomas, Raleigh, NC (US);
Assignee:
International Business Machines Corporation, Armonk, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J / ;
U.S. Cl.
CPC ...
400636 ; 400624 ; 271125 ; 271250 ;
Abstract
A pressure roller drive assembly for a document printer having a pressure roller carried by a pressure roller axle for advancing and retracting a document along a paper path, with the pressure roller pivoting in a first direction towards a side wall to prevent skew or misalignment during advancement of the document and the pressure roller pivoting in a second, opposite direction towards a side wall to prevent skew or misalignment during retraction of the document is disclosed.