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. 07, 2009
Filed:
Aug. 14, 2007
Ahmed M. Naguib, Ann Arbor, MI (US);
Antonius Aditjandra, Willoughby, OH (US);
Barry Trosin, Waterford, MI (US);
Harold J. Schock, Okemos, MI (US);
Thomas R. Stuecken, Eagle, MI (US);
Edward Timm, Williamston, MI (US);
Ahmed M. Naguib, Ann Arbor, MI (US);
Antonius Aditjandra, Willoughby, OH (US);
Barry Trosin, Waterford, MI (US);
Harold J. Schock, Okemos, MI (US);
Thomas R. Stuecken, Eagle, MI (US);
Edward Timm, Williamston, MI (US);
Board of Trustees of Michigan State University, East Lansing, MI (US);
Abstract
A mass air flow sensor for an internal combustion engine is provided. The sensor has a pair of opposed nozzles. A converging nozzle has a first conical throughbore having a first throughbore axis, the first throughbore has first and second apertures, the first aperture has a diameter greater than the second aperture. The diverging nozzle has a second conical throughbore having a second through axis. The throughbore has third and fourth apertures, with the third aperture having a diameter greater than the fourth aperture. A first hotwire sensor positioned within the first aperture. A second hotwire sensor positioned within the second aperture.