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. 19, 2006
Filed:
Sep. 08, 2004
Oleg Korniyenko, Burlington, CA;
David V. Chandu-lall, Georgetown, CA;
Daesik Park, Mississauga, CA;
Oleg Korniyenko, Burlington, CA;
David V. Chandu-Lall, Georgetown, CA;
Daesik Park, Mississauga, CA;
Honeywell International Inc., Morris Township, NJ (US);
Abstract
A thermal mass flow sensor is disclosed that includes a housing () having a first sensor region and a second sensor region, a first thin film temperature sensor () formed at the first sensor region and a second thin film temperature sensor () formed at the second sensor region. A heating element () is arranged to heat the first temperature sensor () and a controller () is operably connected to the first temperature sensor (), the second temperature sensor () and the heating element (), and controls a power level to the heating element () to maintaining a temperature difference between the first temperature sensor () and the second temperature sensor (). A thin film temperature sensor and a method of using the thermal mass flow sensor are also disclosed.