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. 11, 2011
Filed:
Aug. 13, 2009
Applicants:
David Lincoln, Shanghai, CN;
Michael Armitage, Stroud, GB;
Inventors:
David Lincoln, Shanghai, CN;
Michael Armitage, Stroud, GB;
Assignee:
ABB Limited, Stonehouse, Gloucestershire, GB;
Primary Examiner:
Int. Cl.
CPC ...
G01F 1/58 (2006.01);
U.S. Cl.
CPC ...
Abstract
An electromagnetic flow meter is described having a pressure containing vessel or conduit through which the fluid to be metered is passed. The pressure containing vessel is formed of first and second sections which are made of respective materials having first and second magnetic permeabilities, such as stainless steel and carbon steel. A single magnetic field generating coil is provided adjacent the first section for generating a magnetic field across the pressure containing vessel.