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. 29, 2005
Filed:
Jul. 26, 2001
Lluis Hierro, Barcelona, ES;
Macia Sole, Barcelona, ES;
Xavier Alonso, Barcelona, ES;
Hewlett-Packard Development Company, L.P., Houston, TX (US);
Abstract
A printer or other hardcopy apparatus comprises a pinch system () comprising a pinch wheel () and a drive roller () in which the pinch wheel is arranged to contact a print media at locations which move continuously transversely of the direction of media advance. The surface of the pinch wheel may have raised portions () extending around the circumference of the roller element and forming continuous bands inclined to the direction of media advance. In a modification, the bands form a helix () at each end of the pinch wheel. In a further modification a pinch member () comprises two parallel rows of freely-rotatable ball bearings () in a holder (), in which they may be capable of a certain amount of lateral movement.