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Individual
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Individual
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Priority to ES1980254697UpriorityCriticalpatent/ES254697Y/en
Publication of ES254697UpublicationCriticalpatent/ES254697U/en
Application grantedgrantedCritical
Publication of ES254697YpublicationCriticalpatent/ES254697Y/en
Dovetailed Work, And Nailing Machines And Stapling Machines For Wood
(AREA)
Abstract
A device for the production of sounds, characterized in that it contains a housing, a plate mounted swingably in said housing and adapted to receive thereon a disc, a pickup including a needle disposed swinging on said plate, means for making rotating said plate, a loudspeaker operatively connected to the pickup to reproduce the sound of said disc, an arm mounted movably in the housing and extending approximately in the operating area of the pickup and adjacent thereto, means for continuously compressing the arm against the pickup during operation in a direction that causes compression of the needle on the disc with a needle pressure, and the pressure means being arranged in the housing and acting on the arm so as to increase the pressure of the needle when it moves closer to the center of the plate. (Machine-translation by Google Translate, not legally binding)
ES1980254697U1980-11-271980-11-27
A DEVICE FOR SOUND PLAYBACK
ExpiredES254697Y
(en)