GB766048A - Improvements in and relating to sound reproducing apparatus - Google Patents
Improvements in and relating to sound reproducing apparatusInfo
- Publication number
- GB766048A GB766048A GB34956A GB34956A GB766048A GB 766048 A GB766048 A GB 766048A GB 34956 A GB34956 A GB 34956A GB 34956 A GB34956 A GB 34956A GB 766048 A GB766048 A GB 766048A
- Authority
- GB
- United Kingdom
- Prior art keywords
- relating
- reproducing apparatus
- oct
- sound reproducing
- automatic
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R29/00—Coupling parts for selective co-operation with a counterpart in different ways to establish different circuits, e.g. for voltage selection, for series-parallel selection, programmable connectors
-
- 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
- G11B17/08—Guiding record carriers not specifically of filamentary or web form, or of supports therefor from consecutive-access magazine of disc records
- G11B17/12—Guiding record carriers not specifically of filamentary or web form, or of supports therefor from consecutive-access magazine of disc records with axial transfer to the turntable from a stack with a vertical axis
- G11B17/16—Guiding record carriers not specifically of filamentary or web form, or of supports therefor from consecutive-access magazine of disc records with axial transfer to the turntable from a stack with a vertical axis by mechanism in stationary centre post, e.g. with stepped post, using fingers on post
- G11B17/162—Guiding record carriers not specifically of filamentary or web form, or of supports therefor from consecutive-access magazine of disc records with axial transfer to the turntable from a stack with a vertical axis by mechanism in stationary centre post, e.g. with stepped post, using fingers on post with means for detecting the diameter of the record
- G11B17/165—Guiding record carriers not specifically of filamentary or web form, or of supports therefor from consecutive-access magazine of disc records with axial transfer to the turntable from a stack with a vertical axis by mechanism in stationary centre post, e.g. with stepped post, using fingers on post with means for detecting the diameter of the record with mechanical detecting means
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/10—Arrangements incorporating converting means for enabling loads to be operated at will from different kinds of power supplies, e.g. from ac or dc
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Holding Or Fastening Of Disk On Rotational Shaft (AREA)
- Toys (AREA)
- Mechanical Control Devices (AREA)
Abstract
766,048. Automatic gramophones. BIRMINGHAM SOUND REPRODUCERS, Ltd. Oct. 3, 1955 [Oct. 1, 1954], No. 349/56. Divided out of 766,047. Class 40 (2). In an automatic gramophone of the kind described in Specification 693,594, the multiabutment surfaced slide 26 of that Specification is replaced by a lever 22 having a single upper abutment surface which engages stepped circular abutment surfaces on a detent member 28. A torsion spring 36 replaces the tension spring 35 of the above-mentioned Specification.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB353251A GB693594A (en) | 1951-02-13 | 1951-02-13 | Improvements in and relating to sound reproducing apparatus |
GB2840354A GB766047A (en) | 1951-02-13 | 1954-10-01 | Improvements in and relating to sound reproducing apparatus |
Publications (1)
Publication Number | Publication Date |
---|---|
GB766048A true GB766048A (en) | 1957-01-16 |
Family
ID=26238389
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB353251A Expired GB693594A (en) | 1951-02-13 | 1951-02-13 | Improvements in and relating to sound reproducing apparatus |
GB34956A Expired GB766048A (en) | 1951-02-13 | 1954-10-01 | Improvements in and relating to sound reproducing apparatus |
GB2840354A Expired GB766047A (en) | 1951-02-13 | 1954-10-01 | Improvements in and relating to sound reproducing apparatus |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB353251A Expired GB693594A (en) | 1951-02-13 | 1951-02-13 | Improvements in and relating to sound reproducing apparatus |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB2840354A Expired GB766047A (en) | 1951-02-13 | 1954-10-01 | Improvements in and relating to sound reproducing apparatus |
Country Status (3)
Country | Link |
---|---|
FR (1) | FR1056304A (en) |
GB (3) | GB693594A (en) |
NL (2) | NL82697C (en) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2896953A (en) * | 1953-09-17 | 1959-07-28 | Plessey Co Ltd | Tone arm mounting for gramophones |
GB764490A (en) * | 1954-04-06 | 1956-12-28 | Collaro Ltd | Improvements in automatic or magazine gramophone apparatus |
DE1075334B (en) * | 1954-07-29 | 1960-02-11 | Webster-Chicago Corporation, Chicago, 111. (V. St. A.) | Automatic record changer for records |
DE1079340B (en) * | 1956-09-13 | 1960-04-07 | Birmingham Sound Reproducers L | Device for scanning the record diameter in record changers |
GB823749A (en) * | 1957-05-15 | 1959-11-18 | Birmingham Sound Reproducers | Improvements in and relating to sound reproducing apparatus |
DE1117316B (en) * | 1957-06-17 | 1961-11-16 | Birmingham Sound Reproducers L | Record changer |
US2950921A (en) * | 1957-06-17 | 1960-08-30 | Birmingham Sound Reproducers | Sound reproducing apparatus |
-
0
- NL NL7404253.A patent/NL167342B/en unknown
-
1951
- 1951-02-13 GB GB353251A patent/GB693594A/en not_active Expired
-
1952
- 1952-02-11 NL NL167342A patent/NL82697C/xx active
- 1952-02-13 FR FR1056304D patent/FR1056304A/en not_active Expired
-
1954
- 1954-10-01 GB GB34956A patent/GB766048A/en not_active Expired
- 1954-10-01 GB GB2840354A patent/GB766047A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR1056304A (en) | 1954-02-25 |
NL82697C (en) | 1956-09-15 |
GB766047A (en) | 1957-01-16 |
GB693594A (en) | 1953-07-01 |
NL167342B (en) |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
GB766048A (en) | Improvements in and relating to sound reproducing apparatus | |
GB741993A (en) | Improvements in and relating to sound reproducing apparatus | |
GB711689A (en) | Improvements in or relating to stop means for gramophone turn-tables | |
GB823670A (en) | Improved record supporting and releasing spindle for automatic talking machines | |
GB698580A (en) | An adaptor for use with the turntable spindle of a record changing mechanism | |
ES374269A1 (en) | Sound reproducing apparatus | |
CA474624A (en) | Gramophones comprising automatic record-changing mechanism | |
GB704308A (en) | Improvements in or relating to automatic electrical phonographs | |
CA479533A (en) | Phonograph tone-arm indexing mechanism | |
CA470653A (en) | Record changers for phonographs | |
CA471728A (en) | Phonograph record player controls | |
GB647826A (en) | Improvements in or relating to phonographs | |
GB805964A (en) | Improvements in or relating to phonographs | |
GB351461A (en) | Improvements in talking machines | |
CA494642A (en) | Tone arm and operating mechanism for automatic record changer phonograph | |
AU149035B2 (en) | Automatic phonograph record playing mechanisms | |
CA475000A (en) | Devices for gramophones with automatic record-changing mechanism with adjustable times for changing two records | |
GB689889A (en) | Improvements in production of phonographic discs | |
CA492822A (en) | Record changing mechanism for automatic phonographs | |
CA470705A (en) | Record changing mechanism for gramophones | |
AU154386B2 (en) | Improvements relating to automatic control mechanism for gramophone record playing apparatus | |
CA494643A (en) | Automatic record changer phonograph | |
AU3339950A (en) | Automatic phonograph record playing mechanisms | |
CA475295A (en) | Repeating devices for phonograph records | |
AU150628B2 (en) | Improvements in or relating to apparatus for reproducing from gramophone record discs |