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, 2017
Filed:
Apr. 20, 2012
Applicant:
Pekka Tuomo Merilainen, Helsinki, FI;
Inventor:
Pekka Tuomo Merilainen, Helsinki, FI;
Assignee:
GENERAL ELECTRIC COMPANY, Schenectady, NY (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N 27/74 (2006.01); H01F 41/00 (2006.01); H01F 17/06 (2006.01);
U.S. Cl.
CPC ...
G01N 27/74 (2013.01); H01F 17/06 (2013.01); H01F 41/00 (2013.01); Y10T 29/49073 (2015.01);
Abstract
A device for generating a magnetic field, the device comprises a coil configured to respond to an electric current, a magnetic core comprising poles configured to generate a magnetic field close to the poles, wherein the magnetic field makes a paramagnetic gas component vibrate and emit an acoustic signal, wherein the magnetic core is surrounded at least partly by the coil, and a substrate at least partly covered by the magnetic core and the coil.