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:
Mar. 31, 2015
Filed:
Dec. 14, 2011
Applicants:
Sietse Jacob Van Reeuwijk, Soest, NL;
Theodorus Geradus Maria Brouwer, Heemsteded, NL;
Adrianus Maria Lafort, Delft, NL;
Mikhail Joerjevitsj Korneev, Amsterdam, NL;
Inventors:
Sietse Jacob van Reeuwijk, Soest, NL;
Theodorus Geradus Maria Brouwer, Heemsteded, NL;
Adrianus Maria Lafort, Delft, NL;
Mikhail Joerjevitsj Korneev, Amsterdam, NL;
Assignee:
Sonion Nederland B.V., Hoofddorp, NL;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04R 25/00 (2006.01); H04R 11/02 (2006.01);
U.S. Cl.
CPC ...
H04R 11/02 (2013.01);
Abstract
A multi-layer armature for a moving armature receiver. The armature includes a first armature layer and a displacement region. The first armature layer includes a first surface and a second armature layer having a second surface positioned adjacent to the first surface. The displacement region provides relative displacement between the armature layers.