Matches 1 - 29 out of 29


Match Document Document Title
US20080285787 THIN LOUDSPEAKER  
In one embodiment a loudspeaker includes a cylindrical, staged frame; an annular voice coil having coil wires mounted on a lower portion; an annular U type spaced around the voice coil and secured...
US20090074227 CRIMPING TINSEL LEADS  
A voice coil lead and a tinsel lead are connected to a conductive element, which has a first crimp connected to the voice coil lead and a second crimp connected to the tinsel lead. The crimps are...
US20070172093 Copper foil wire for loudspeaker, and loudspeaker employing the loudspeaker copper foil wire  
A loudspeaker copper foil wire according to the present invention is excellent in flame resistance, moisture resistance, corrosion resistance, hopping resistance and soldering property, and...
US20090274337 SPEAKER VOICE COIL  
The present invention is to provide a speaker voice coil having an improved productivity, a lightweight, a good response to vibration, and an elimination of a specified frequency. The speaker...
US20120008817 EARPHONE DRIVER AND METHOD OF MANUFACTURE  
A balanced armature motor assembly has a circuit board mounted to a bobbin. A first end of a wire coil is secured to a first terminal on the circuit board and passes through a first cutout of the...
US20130279736 WIRE ROUTING FOR AN EARPIECE SPEAKER VOICE COIL  
A wire routing for an earpiece speaker 100 voice coil 110 has a terminal wire 130 having a takeoff angle 134 that is less than forty-five degrees with respect to a tangent 195 of the voice coil at...
US20060098839 Voice coil device and manufacturing method thereof  
A voice coil device is provided, which includes a bobbin made by rounding a thin plate of a high-strength metal material into a tubular shape, a heat-resistant fiber/resin composite film attached...
US20050276437 Speaker device and method of fabricating the same  
A speaker device is provided, in which a tinsel wire is prevented from falling, while the efficiency of an operation of soldering the tinsel wire is improved. A speaker device includes a tinsel...
US20080205689 Vibrating Element For An Electroacoustic Transducer  
A vibrating element (1) for an electroacoustic transducer, particularly for a loudspeaker, is provided, comprising a diaphragm (2) with at least two electrically conductive areas (3a, 3b)...
US20050129265 Exciter for directly vibrating board and speaker apparatus used the same  
An exciter for directly vibrating a board treated for dustproofing and heat dissipation, provided with a vibrator comprised of an outer yoke, a permanent magnet, and inner yoke, having a coil...
US20100195863 SPEAKER  
A speaker having a drive cone and a diaphragm which can deal with higher output. The speaker comprises a frame, a magnetic circuit section, and a vibrating section. The magnetic circuit section is...
US20060153419 Device having at least one loudspeaker and at least one coil  
In a device having at least one loudspeaker (21) and one coil (15), the influence of a magnetic field being generated by the loudspeaker (21) on a magnetic field being generated by the coil (15)...
US20080310669 Wire suspension for speakers  
The present invention relates generally to a compact speaker with secondary wire suspension. The secondary suspension assembly is the speaker has a suspension assembly with preferably 3 wires...
US20080056527 HIGH POWER LOW FREQUENCY TRANSDUCERS AND METHOD OF ASSEMBLY  
An acoustic transducer including a sound producing cone that is activated by a voice coil cylinder having a pair of spaced electrical windings that are retained in spaced relationship from a...
US20060233417 Electro-dynamic planar loudspeaker  
A planar loudspeaker includes a shell pot, a magnet, a diaphragm, and a face plate. The magnet may be positioned in a cavity in the shell pot. The diaphragm may be coupled with the shell pot to...
US20150189442 ELECTROMAGNETIC TRANSDUCER  
An electromagnetic transducer is disclosed in the present invention. The electromagnetic transducer includes a frame including a receiving space; an assistant member made of metal material and...
US20070030994 Speaker apparatus, method of manufacturing the same, and frame for the same  
According to an embodiment of the invention, a speaker apparatus comprises: a frame having a flange portion on a front surface thereof and a recessed portion on a back face thereof; a terminal lug...
US20070047754 Speaker device  
A speaker device includes a diaphragm and a voice coil including plus and minus lead wires. In this speaker device, as a measure of fixing (reinforcing) each of the plus and minus lead wires, a...
US20100172536 LOUDSPEAKER  
A leader line of a voice coil from a conductive wire part is drawn out from a part between a diaphragm coupling part and a part disposed in the magnetic gap toward a frame in a non-contact state...
US20110286623 MOVING PART AND ELECTRODYNAMIC TRANSDUCER PROVIDED WITH SUCH A MOVING PART  
The invention relates to a moving part for an electro-dynamic transducer, including at least one mandrel supporting a winding of at least one coiled wire. The mandrel includes at least one first...
US20120257784 SPEAKER VOICE COIL STRUCTURE  
An improved speaker voice coil structure, the structure including: a bobbin; a first voice coil, wound around the bobbin and having a first terminal and a second terminal; a second voice coil,...
US20100329503 VOICE COIL AND TRANSDUCER HAVING THE VOICE COIL  
A voice coil is disclosed. The voice coil includes a housing and a wire wrapped around the housing. The housing defines a connecting member and a combining member connected to the connecting...
US20130315434 MULTI-COIL UNIT, VOICE COIL, AND ELECTRO-ACOUSTIC TRANSDUCER USING THE SAME  
The invention provides a multi-coil unit including first, second, . . . , (n−1)-th, and n-th coil elements corresponding to a number n of quantization bits of a digital signal, the coil elements...
US20170164082 SUPPORT FRAME FOR THIN MINI SPEAKER STRUCTURE AND METHOD OF ASSEMBLING LEAD WIRES TO SUPPORT FRAME OF THIN MINI SPEAKER STRUCTURE  
A support frame for a thin mini speaker structure thinner than 10 mm includes a main body having a fixing hole, into which a magnet assembly is mounted to locate below a voice coil; two...
US20170099536 ELECTROACOUSTIC TRANSDUCER WITH FLEXIBLE COILWIRE CONNECTION  
A new audio transducer for mobile devices, in particular for a micro speaker, having a coil assembly having a coil, a pair of leads extending from the coil, and a flexible printed circuit having a...
US20170085992 AUDIO SPEAKER HAVING AN ELECTRICAL PATH THROUGH A MAGNET ASSEMBLY  
An audio speaker having a magnet assembly for directing a magnetic field through a magnetic circuit, and an electrical circuit for carrying an electrical audio signal current through at least part...
US20170034629 SPEAKER  
A speaker is provided in the present disclosure. The speaker includes a shell, a magnetic system received in the shell for forming a magnetic gap, and a vibrating system. The vibrating system...
US20170026757 Voice Coil Wire Configurations  
Embodiments for voice coil wire configurations are provided. In one example, a voice coil wire configuration may involve a wire that is flexible in a first plane and substantially inflexible in a...
US20160381446 AUDIO SPEAKER WITH A VOICE COIL ASSEMBLY AND A METHOD OF MANUFACTURING THE SPEAKER  
A speaker includes a frame, a magnetic circuit and a deflectable diaphragm. The frame supports the magnetic circuit and the deflectable diaphragm. The magnetic circuit includes a yoke, permanent...

Matches 1 - 29 out of 29