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:
May. 26, 1998
Filed:
Jul. 24, 1996
Applicant:
Inventors:
A Z Van Halteren, Hobrede, NL;
Onno Geschiere, Amsterdam, NL;
Assignee:
Microtronic Nederland, B.V., Amsterdam, NL;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04R / ;
U.S. Cl.
CPC ...
381200 ; 381 69 ;
Abstract
A transducer, in particular suitable for hearing aids, comprising a coil, two spaced magnet elements, a membrane, and an E-shaped armature, a middle leg of the E-shaped armature extending through the coil and the two magnet elements and being coupled with the membrane by means of a connecting element, limiting means being provided for limiting the maximum deflection of the middle leg of the E-shaped armature, which limiting means cooperate with the end of the middle leg of the E-shaped armature.