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:
Apr. 28, 2009
Filed:
Aug. 02, 2006
Michael D. Dwyer, Seminole, FL (US);
David R. Hollingsworth, St. Petersburg, FL (US);
William C. Bourne, Seminole, FL (US);
Michael D. Dwyer, Seminole, FL (US);
David R. Hollingsworth, St. Petersburg, FL (US);
William C. Bourne, Seminole, FL (US);
Honeywell International Inc., Morristown, NJ (US);
Abstract
An apparatus for measuring a volume of liquid within a vessel is described. The apparatus includes a plurality of devices each having electrical properties that are dependent on a temperature of the device, a constant current source coupled to the plurality of devices, and a unit configured to output a signal based on an amount of voltage at by the plurality of devices. The amount of voltage is based on a number of the plurality of devices immersed in the liquid, and a number of the plurality of devices not immersed in the liquid.