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.

Date of Patent:
Mar. 09, 1999

Filed:

Jan. 17, 1997
Applicant:
Inventors:

John G Olin, Carmel Valley, CA (US);

David M Korpi, Salinas, CA (US);

Donald I Ross, Huntington Beach, CA (US);

Assignee:

Sierra Instruments, Inc., Monterey, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01F / ;
U.S. Cl.
CPC ...
7320425 ; 7320422 ;
Abstract

A thermal mass flow rate sensor is made of a resistance temperature detector wire wound around a mandrel. A metal sheath is formed about the mandrel and wire assembly to be in intimate contact with the mandrel and wire assembly. The materials of which the sensor is made are selected such that their co-efficients of thermal expansion are approximately the same.


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Olin, John. (1999). Thermal mass flow sensor (U.S. Patent No. 5880365). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5880365

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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