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. 21, 1979
Filed:
Sep. 28, 1977
Applicant:
Inventor:
Charles S Mitchell, Palo Alto, CA (US);
Assignee:
Silonics, Inc., Sunnyvale, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65H / ;
U.S. Cl.
CPC ...
226 25 ; 226114 ; 226183 ; 226185 ; 226187 ; 346136 ;
Abstract
An advancing mechanism for a recording web, such as paper, for an ink jet printer. The apparatus, including a platen having coaxially mounted discs on a shaft with the center disc of much higher coefficient of friction than the remaining discs, a tensioning roller, a pinch roller, and a recording web holding means, is self-aligning and self-threading, having low power requirements. Means for indicating the exhaustion of the recording web is also provided.