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:
Jul. 10, 2018
Filed:
Apr. 24, 2017
Applicant:
Hewlett-packard Development Company, L.p., Houston, TX (US);
Inventor:
Jeffrey F. Bell, Corvallis, OR (US);
Assignee:
HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P., Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41F 3/80 (2006.01); F16H 48/06 (2006.01);
U.S. Cl.
CPC ...
B41F 3/80 (2013.01); F16H 48/06 (2013.01);
Abstract
In some examples, a printing device includes a first print drum comprising a first ring gear defined on a surface of the first print drum, a second print drum comprising a second ring gear defined on a surface of the second print drum, a rotatable drive shaft, and pinion gears to engage the first ring gear and the second ring gear, wherein rotation of the drive shaft causes the pinion gears to interact with the first and second ring gears to rotate the first print drum and the second print drum at different angular velocities.