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. 31, 2012
Filed:
Oct. 25, 2008
Richard M Gratzer, Fircrest, WA (US);
Robert D. Lee, Renton, WA (US);
Joel R. Tuss, Federal Way, WA (US);
James R. Underbrink, Seattle, WA (US);
Wayne F. Wenneman, Auburn, WA (US);
Richard M Gratzer, Fircrest, WA (US);
Robert D. Lee, Renton, WA (US);
Joel R. Tuss, Federal Way, WA (US);
James R. Underbrink, Seattle, WA (US);
Wayne F. Wenneman, Auburn, WA (US);
The Boeing Company, Chicago, IL (US);
Abstract
A calibration device for calibrating a dynamic pressure sensor includes a power/control box and a portable calibration head disposed in electrical communication with the power/control box. The portable calibration head may include a calibration head housing having a housing opening and a speaker provided in the calibration head housing and communicating with the housing opening. The power/control box may be configured to induce emission of an acoustic calibration signal from the speaker of the calibration head.