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:
Nov. 17, 2020
Filed:
Dec. 19, 2018
Applicant:
Futaba Corporation, Mobara, JP;
Inventor:
Shotaro Kudo, Mobara, JP;
Assignee:
FUTABA CORPORATION, Chiba, JP;
Primary Examiner:
Int. Cl.
CPC ...
H02K 35/02 (2006.01); H02K 1/34 (2006.01); H02K 11/33 (2016.01); H02K 3/47 (2006.01); H02K 7/06 (2006.01);
U.S. Cl.
CPC ...
H02K 35/02 (2013.01); H02K 1/34 (2013.01); H02K 3/47 (2013.01); H02K 11/33 (2016.01); H02K 7/063 (2013.01);
Abstract
A vibration power generator includes a coil attached to a frame and a moving body that is supported on the frame through a spring and has a magnet facing the coil, and relatively moves the moving body with respect to the coil to generate electric power. The moving body has the magnet, a yoke material that is attached to the magnet and forms a magnetic circuit, and a weight member. Average specific gravity of the moving body is 8 g/cmor more.