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:
Jan. 26, 2021
Filed:
Jul. 24, 2013
Applicant:
Hp Indigo B.v., Amstelveen, NL;
Inventors:
Assignee:
HP Indigo B.V., Amstelveen, NL;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B41F 31/02 (2006.01); G03G 15/10 (2006.01); G01F 23/22 (2006.01); G01N 11/14 (2006.01);
U.S. Cl.
CPC ...
B41F 31/022 (2013.01); G01F 23/226 (2013.01); G01N 11/14 (2013.01); G03G 15/104 (2013.01);
Abstract
A method to determine a quantity of a liquid in a container. In the method, a actuator is controlled to rotate a member in the container at a first speed. A measurement of electrical current drawn by the actuator at the first speed is received. A quantity of liquid in the container is determined through a look-up table and the measured electrical current.