DK137411B - Automatic gramophone. - Google Patents

Automatic gramophone.

Info

Publication number
DK137411B
DK137411B DK66072A DK66072A DK137411B DK 137411 B DK137411 B DK 137411B DK 66072 A DK66072 A DK 66072A DK 66072 A DK66072 A DK 66072A DK 137411 B DK137411 B DK 137411B
Authority
DK
Denmark
Prior art keywords
automatic gramophone
gramophone
automatic
Prior art date
Application number
DK66072A
Other languages
Danish (da)
Other versions
DK137411C (en
Inventor
Nicolai Krebs Soerensen
Original Assignee
Bang & Olufsen As
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 Bang & Olufsen As filed Critical Bang & Olufsen As
Priority to DK66072A priority Critical patent/DK137411B/en
Priority to DE2306901A priority patent/DE2306901A1/en
Priority to FR7304963A priority patent/FR2172158B3/fr
Priority to US05/332,496 priority patent/US3993315A/en
Publication of DK137411B publication Critical patent/DK137411B/en
Application granted granted Critical
Publication of DK137411C publication Critical patent/DK137411C/da

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
    • G11B3/02—Arrangements of heads
    • G11B3/08—Raising, lowering, traversing otherwise than for transducing, arresting, or holding-up heads against record carriers
    • G11B3/085—Raising, lowering, traversing otherwise than for transducing, arresting, or holding-up heads against record carriers using automatic means
    • G11B3/08503—Control of drive of the head
    • G11B3/08506—Control of drive of the head for pivoting pick-up arms
    • G11B3/08512—Control of drive of the head for pivoting pick-up arms using optical detecting means
DK66072A 1972-02-14 1972-02-14 Automatic gramophone. DK137411B (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
DK66072A DK137411B (en) 1972-02-14 1972-02-14 Automatic gramophone.
DE2306901A DE2306901A1 (en) 1972-02-14 1973-02-13 AUTOMATIC DISC PLAYER
FR7304963A FR2172158B3 (en) 1972-02-14 1973-02-13
US05/332,496 US3993315A (en) 1972-02-14 1973-02-14 Automatic phonographs

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DK66072A DK137411B (en) 1972-02-14 1972-02-14 Automatic gramophone.

Publications (2)

Publication Number Publication Date
DK137411B true DK137411B (en) 1978-02-27
DK137411C DK137411C (en) 1978-08-14

Family

ID=8096088

Family Applications (1)

Application Number Title Priority Date Filing Date
DK66072A DK137411B (en) 1972-02-14 1972-02-14 Automatic gramophone.

Country Status (2)

Country Link
DK (1) DK137411B (en)
FR (1) FR2172158B3 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2642726C2 (en) * 1976-09-23 1982-05-27 Braun Ag, 6000 Frankfurt Circuit arrangement for automatically controlling the movement of a tonearm and a turntable drive

Also Published As

Publication number Publication date
FR2172158B3 (en) 1976-02-13
FR2172158A1 (en) 1973-09-28
DK137411C (en) 1978-08-14

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Legal Events

Date Code Title Description
PBP Patent lapsed