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Patent Searching and Data


Matches 651 - 700 out of 1,389

Document Document Title
JPS6015200B2  
JPS6058800A
PURPOSE: To make a device small-sized and light-weight and reproduce sound with a high fidelity by dividing a coil into two with the about center part of each yoke as the boundary to wind the coil and cancelling an external induced noise...  
JPS602716Y2  
JPS5952595B2  
JPS5952596B2  
JPS5951197B2  
JPS5951198B2  
JPS59216397A  
JPS5949760B2  
JPS5941678Y2  
JPS5941677Y2  
JPS59196699A  
JPS5938797Y2  
JPS5938798Y2  
JPS5938799Y2  
JPS59159098U  
JPS5942361B2  
JPS5941359B2  
JPS59144996U  
JPS5936477B2  
JPS59106295U  
JPS5928119B2  
JPS5928118B2  
JPS59101560U  
JPS59117399A
PURPOSE: To increase the output of vibration by fitting ≥2 electromagnetic in the circumferential direction of inner wall of a casing so that the magnetic flux is directed in the axial direction of the casing and supporting a vibrator ...  
JPS59103500A
PURPOSE: To obtain a pickup from which the same output value is obtained at all times to the same vibration, while utilizing the advantage of a dynamic pickup, without no lead to the moving part even if the pickup is installed in differe...  
JPS5918918B2  
JPS5916474B2  
JPS5962300A
PURPOSE: To attain ease of minute adjustment and to reduce the manufacturing man-hour by making the primary and secondary winding continuous. CONSTITUTION: After the primary winding 7 is wound on a coil bobbin 6 and the terminal is proce...  
JPS599263Y2  
JPS5912078B2  
JPS596057Y2  
JPS5925898U  
JPS592439B2  
JPS592239B2  
JPS592240B2  
JPS594298A
PURPOSE: To improve the resonance frequency of a diaphragm better than a conventional diaphragm and to reproduce good sound, by fixing a part of a diameter B being 0.5∼0.8 time the diameter A of the diaphragm made of a magnetic substan...  
JPS58215897A  
JPS58184993U  
JPS58189000A  
JPS58186299A
PURPOSE: To attain automatic assembling and to improve the productivity, by forming a cylinder bobbin with two-folded thin hinge. CONSTITUTION: An electromagnetic converter 1 is provided with a cylinder 20 wound with left and right paire...  
JPS5843359Y2  
JPS58144999U  
JPS58153497A
PURPOSE: To realize the easy and automatic assembly of an electromagnetic pickup cartridge, by forming a coil bobbin by forming the resin uniformly on the surface of a yoke which is formed by stacking magnetic thin plate materials on eac...  
JPS58148600A
PURPOSE: To perform assembling easily and quickly, by inserting each component in the same direction in assembling each component. CONSTITUTION: An opening section of a case member faces a bobbin support member 12 incorporated by inserti...  
JPS58127796U  
JPS58143697A
PURPOSE: To give the resistance to a high input to a microphone and make the microphone light-weight, by attaching a magnet to a diaphragm so that the direction of the magnetic pole is at right angles to the diaphragm and arranging a rin...  
JPS58120990U  
JPS58138199A
PURPOSE: To improve resisting properties against high input and high temperature of an electromagnetic loudspeaker and easily produce the loudspeaker, by fitting a magnet so that the direction of the magnetic pole becomes normal to the d...  
JPS58136200A
PURPOSE: To obtain a diaphragm satisfying the stable resonance frequency and storing sound pressure, by forming the diaphragm with a diaphragm body and a movable iron piece not fixed but placed on the diaphragm body. CONSTITUTION: Since ...  

Matches 651 - 700 out of 1,389