DE269045C - - Google Patents

Info

Publication number
DE269045C
DE269045C DENDAT269045D DE269045DA DE269045C DE 269045 C DE269045 C DE 269045C DE NDAT269045 D DENDAT269045 D DE NDAT269045D DE 269045D A DE269045D A DE 269045DA DE 269045 C DE269045 C DE 269045C
Authority
DE
Germany
Prior art keywords
needle
pen
disc
sound
vibrations
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
DENDAT269045D
Other languages
German (de)
English (en)
Publication of DE269045C publication Critical patent/DE269045C/de
Active legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B3/00—Recording by mechanical cutting, deforming or pressing, e.g. of grooves or pits; Reproducing by mechanical sensing; Record carriers therefor
    • G11B3/44—Styli, e.g. sapphire, diamond
    • G11B3/46—Constructions or forms ; Dispositions or mountings, e.g. attachment of point to shank
    • G11B3/48—Needles

Landscapes

  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
DENDAT269045D Active DE269045C (enrdf_load_stackoverflow)

Publications (1)

Publication Number Publication Date
DE269045C true DE269045C (enrdf_load_stackoverflow)

Family

ID=525948

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT269045D Active DE269045C (enrdf_load_stackoverflow)

Country Status (1)

Country Link
DE (1) DE269045C (enrdf_load_stackoverflow)

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