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CH323659A - gramophone - Google Patents

gramophone

Info

Publication number
CH323659A
CH323659A CH323659DA CH323659A CH 323659 A CH323659 A CH 323659A CH 323659D A CH323659D A CH 323659DA CH 323659 A CH323659 A CH 323659A
Authority
CH
Switzerland
Prior art keywords
gramophone
Prior art date
Application number
Other languages
German (de)
Inventor
Dacosta Harry
Alexander Lee James
Original Assignee
Plessey Co Ltd
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 Plessey Co Ltd filed Critical Plessey Co Ltd
Publication of CH323659A publication Critical patent/CH323659A/en

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
    • G11B3/08509—Control of drive of the head for pivoting pick-up arms using mechanical detecting means
CH323659D 1954-09-21 1954-09-20 gramophone CH323659A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEP12732A DE1024728B (en) 1954-09-21 1954-09-21 Manually operated device for placing the needle of a single record player for records of different diameters

Publications (1)

Publication Number Publication Date
CH323659A true CH323659A (en) 1957-08-15

Family

ID=7364232

Family Applications (1)

Application Number Title Priority Date Filing Date
CH323659D CH323659A (en) 1954-09-21 1954-09-20 gramophone

Country Status (2)

Country Link
CH (1) CH323659A (en)
DE (1) DE1024728B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1084043B (en) * 1958-03-17 1960-06-23 Perpetuum Ebner Kg Device for scanning the plate diameter

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1202522B (en) * 1964-10-29 1965-10-07 Perpetuum Ebner Kg Record scanner, which measures the record size

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB617821A (en) * 1943-01-27 1949-02-11 Philips Nv Improvements in or relating to the reproduction of gramophone records
GB615158A (en) * 1946-07-30 1949-01-03 Harry Da Costa Improvements in or relating to gramophones
BE477134A (en) * 1946-11-05

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1084043B (en) * 1958-03-17 1960-06-23 Perpetuum Ebner Kg Device for scanning the plate diameter

Also Published As

Publication number Publication date
DE1024728B (en) 1958-02-20

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