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:
Oct. 08, 2002
Filed:
Apr. 27, 2000
Applicant:
Inventor:
Mathieu Noe, Barbizon, FR;
Assignee:
Vibrachoc, Evry, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01F 7/08 ;
U.S. Cl.
CPC ...
H01F 7/08 ;
Abstract
The invention relates to a resonant device comprising a mass/spring system composed of a main mass comprising at least one main mass element, and of at least one spring element ( ). The device is one which comprises at least one additional mass ( ) comprising at least one additional mass element ( ) and a coupling device ( ) able to couple the additional mass ( ) to the main mass ( ) and to decouple it therefrom, so as to modify the tuning frequency of the device.