GB712256A - Improvements in or relating to apparatus for playing gramophone records - Google Patents
Improvements in or relating to apparatus for playing gramophone recordsInfo
- Publication number
- GB712256A GB712256A GB2430151A GB2430151A GB712256A GB 712256 A GB712256 A GB 712256A GB 2430151 A GB2430151 A GB 2430151A GB 2430151 A GB2430151 A GB 2430151A GB 712256 A GB712256 A GB 712256A
- Authority
- GB
- United Kingdom
- Prior art keywords
- turntable
- records
- relating
- playing
- oct
- 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.)
- Expired
Links
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B17/00—Guiding record carriers not specifically of filamentary or web form, or of supports therefor
- G11B17/02—Details
- G11B17/022—Positioning or locking of single discs
- G11B17/028—Positioning or locking of single discs of discs rotating during transducing operation
- G11B17/0281—Positioning or locking of single discs of discs rotating during transducing operation by an adapter enabling the centre-pin to receive carriers with large centre hole
Landscapes
- Holding Or Fastening Of Disk On Rotational Shaft (AREA)
Abstract
712,256. Gramophone turntables. ELECTRIC & MUSICAL INDUSTRIES, Ltd. Oct. 20, 1952 [Oct. 18, 1951], No. 24301/51. Class 40 (2). A gramophone turntable for playing conventional records and smaller records with enlarged central apertures, is provided with a sunk central portion 25 to accommodate the smaller size record, which is located by means of a central boss 31. A conventional record rests on the outer part of the turntable and is located by the centre pin 34. In an alternative embodiment, the turntable is flat and has a supporting ring 16, Fig. 1, for supporting the conventional size record 18.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB2619252A GB712285A (en) | 1951-10-18 | 1951-10-18 | Improvements in or relating to apparatus for playing gramophone records |
GB2430151A GB712256A (en) | 1951-10-18 | 1951-10-18 | Improvements in or relating to apparatus for playing gramophone records |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB2430151A GB712256A (en) | 1951-10-18 | 1951-10-18 | Improvements in or relating to apparatus for playing gramophone records |
Publications (1)
Publication Number | Publication Date |
---|---|
GB712256A true GB712256A (en) | 1954-07-21 |
Family
ID=10209527
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB2430151A Expired GB712256A (en) | 1951-10-18 | 1951-10-18 | Improvements in or relating to apparatus for playing gramophone records |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB712256A (en) |
-
1951
- 1951-10-18 GB GB2430151A patent/GB712256A/en not_active Expired
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