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. 12, 2010
Filed:
May. 20, 2008
Applicants:
Daniel Schrag, Zürich, CH;
Detlef Pape, Nussbaumen, CH;
Inventors:
Daniel Schrag, Zürich, CH;
Detlef Pape, Nussbaumen, CH;
Assignee:
ABB AG, Mannheim, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01F 1/68 (2006.01);
U.S. Cl.
CPC ...
Abstract
The disclosure relates to a thermal mass flow meter for determining a material flow through a vessel. The mass flow meter has at least two measuring elements immersed into a vessel with a flowing medium, with one of the measuring elements being heated. It is proposed that the heated measuring element is arranged in front of the unheated measuring element in the flow direction of the medium for at least part of the time, and for part of the time the unheated measuring element is arranged in front of the heated measuring element.