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:
Sep. 03, 2013
Filed:
Dec. 14, 2010
Applicants:
Dean F. Herring, Youngsville, NC (US);
Kevin H. Vorhees, Raleigh, NC (US);
Inventors:
Dean F. Herring, Youngsville, NC (US);
Kevin H. Vorhees, Raleigh, NC (US);
Assignee:
International Business Machines Corporation, Armonk, NY (US);
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/32 (2006.01);
U.S. Cl.
CPC ...
Abstract
Printers and methods of printer operation are disclosed for detecting print line loss. Embodiments include at least one stable frame element and a print head that is moveable with respect to the stable frame element; and at least two optical elements mounted on one or more of the stable frame element and the print head, the optical elements oriented with respect to one another so as to detect motion of the print head.