AT44407B - Playback device for phonographs. - Google Patents

Playback device for phonographs.

Info

Publication number
AT44407B
AT44407B AT44407DA AT44407B AT 44407 B AT44407 B AT 44407B AT 44407D A AT44407D A AT 44407DA AT 44407 B AT44407 B AT 44407B
Authority
AT
Austria
Prior art keywords
phonographs
playback device
playback
pen
shaft
Prior art date
Application number
Other languages
German (de)
Original Assignee
New Jersey Patent Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by New Jersey Patent Co filed Critical New Jersey Patent Co
Application granted granted Critical
Publication of AT44407B publication Critical patent/AT44407B/en

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Landscapes

  • Casings For Electric Apparatus (AREA)

Description

       

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   solcher     Stift hinreichende Grösse, um von den Arbeitern in   den verschiedenen Stadien   des     8tcllungsprozesscs   bequem gehandhabt und geprüft zu worden und kann vermittels einfacher Herstellungsverfahren durch Arbeiter von durchschnittlicher Geschicklichkeit hergestellt werden. 
 EMI2.1 
 
1.

   Wiedergabevorrichtung für Phonographen, bei welchen der Wiedergabestift an seinem scheibenförmigen Kopf eine Arbeitsfläche besitzt, die nach verschiedenen Richtungen verschieden gekrümmt ist, dadurch gekennzeichnet, dass die Arbeitsfläche gegenüber dem Schalldiagramm so gelagert wird, dass der   Krümmungsradius   in einer Ebene parallel zur Richtung der Schallkurve grösser ist, als der Krümmungsradius in einer Ebene senkrecht zur Richtung derSchallkurve.



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   such pen is of sufficient size to be conveniently handled and inspected by workers at the various stages of the manufacturing process and can be made by simple manufacturing processes by workers of average skill.
 EMI2.1
 
1.

   Playback device for phonographs, in which the playback pen has a work surface on its disk-shaped head which is curved differently in different directions, characterized in that the work surface is mounted in relation to the sound diagram so that the radius of curvature in a plane parallel to the direction of the sound curve is larger , as the radius of curvature in a plane perpendicular to the direction of the sound curve.

Claims (1)

2. Wiedergabevorrichtung nach Anspruch 1, dadurch gekennzeichnet, dass der Wiedergabestift vermittels eines Schaftes so gelagert ist, dass sich der Schaft in einer Richtung quer und EMI2.2 2. Playback device according to claim 1, characterized in that the playback pen is mounted by means of a shaft so that the shaft is transversely and in a direction EMI2.2
AT44407D 1908-12-15 1908-12-15 Playback device for phonographs. AT44407B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT44407T 1908-12-15

Publications (1)

Publication Number Publication Date
AT44407B true AT44407B (en) 1910-10-10

Family

ID=3564046

Family Applications (1)

Application Number Title Priority Date Filing Date
AT44407D AT44407B (en) 1908-12-15 1908-12-15 Playback device for phonographs.

Country Status (1)

Country Link
AT (1) AT44407B (en)

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