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:
May. 01, 2001
Filed:
Dec. 31, 1997
Applicant:
Inventors:
David Kubisiak, Chanhassen, MN (US);
Ulrich Bonne, Hopkins, MN (US);
Assignee:
Honeywell International Inc., Morristown, NJ (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01F 1/68 ;
U.S. Cl.
CPC ...
G01F 1/68 ;
Abstract
A method and apparatus for determining selected fluid properties using a self-oscillating fluid sensor. In a preferred embodiment, a sensor is provided that oscillates at a frequency that is related to the transit time of a temperature disturbance through the fluid. Based on the transit time, selected fluid properties of the fluid can be determined.