GB637018A - Improvements relating to the manufacture of gramophone record reproducing apparatus - Google Patents
Improvements relating to the manufacture of gramophone record reproducing apparatusInfo
- Publication number
- GB637018A GB637018A GB890347A GB890347A GB637018A GB 637018 A GB637018 A GB 637018A GB 890347 A GB890347 A GB 890347A GB 890347 A GB890347 A GB 890347A GB 637018 A GB637018 A GB 637018A
- Authority
- GB
- United Kingdom
- Prior art keywords
- stylus
- record reproducing
- manufacture
- reproducing apparatus
- improvements relating
- 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
- 238000004519 manufacturing process Methods 0.000 title 1
- 241001422033 Thestylus Species 0.000 abstract 3
- 239000002184 metal Substances 0.000 abstract 1
- 229910052594 sapphire Inorganic materials 0.000 abstract 1
- 239000010980 sapphire Substances 0.000 abstract 1
- 229910000679 solder Inorganic materials 0.000 abstract 1
- 239000000725 suspension Substances 0.000 abstract 1
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
Landscapes
- Optical Recording Or Reproduction (AREA)
Abstract
637,018. Mounting needles in gramophone pick-ups. DUTTON, G. F. April 2, 1947, No. 8903. [Class 40 (ii)] A tapered gramophone record reproducing stylus 4, made for example from sapphire is inserted into a tapered recess 2 in a blade-like suspension arm and is secured by means such as solder 5 engaging the arm and the end of the stylus. A sleeve of soft metal may be provided between the recess and the stylus and the end of the stylus may be metallized.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB890347A GB637018A (en) | 1947-04-27 | 1947-04-27 | Improvements relating to the manufacture of gramophone record reproducing apparatus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB890347A GB637018A (en) | 1947-04-27 | 1947-04-27 | Improvements relating to the manufacture of gramophone record reproducing apparatus |
Publications (1)
Publication Number | Publication Date |
---|---|
GB637018A true GB637018A (en) | 1950-05-10 |
Family
ID=9861534
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB890347A Expired GB637018A (en) | 1947-04-27 | 1947-04-27 | Improvements relating to the manufacture of gramophone record reproducing apparatus |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB637018A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3957273A (en) * | 1974-10-01 | 1976-05-18 | U.S. Philips Corporation | Stylus holder |
-
1947
- 1947-04-27 GB GB890347A patent/GB637018A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3957273A (en) * | 1974-10-01 | 1976-05-18 | U.S. Philips Corporation | Stylus holder |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
GB685336A (en) | Improvements in and relating to phonograph stylus supports | |
GB637018A (en) | Improvements relating to the manufacture of gramophone record reproducing apparatus | |
GB652941A (en) | Improvements in or relating to gramophone pick-ups | |
GB766047A (en) | Improvements in and relating to sound reproducing apparatus | |
GB633562A (en) | Improvements in or relating to styli for sound reproduction from grooved records | |
GB890200A (en) | Phonograph styli and method of making the same | |
GB646593A (en) | Improvements in or relating to gramophones | |
GB617883A (en) | Improvements in or relating to apparatus for playing gramophone records | |
GB805964A (en) | Improvements in or relating to phonographs | |
GB603208A (en) | A device for picking up sound from gramophone records | |
GB671803A (en) | Improvements in and relating to tone arms | |
GB727502A (en) | Improvements in or relating to electric pick-ups for gramophones | |
GB685335A (en) | Improvements in and relating to phonograph stylus supports | |
GB755801A (en) | Improvements in or relating to pick-ups comprising two or more record needles which are externally damped | |
GB736039A (en) | Improvements in and relating to gramophone and like apparatus | |
GB689873A (en) | Needle for pick-up head of talking-machine using records | |
CA436956A (en) | Phonograph record cueing method and means | |
GB627515A (en) | Improvements in or relating to the production of sound records and of synchronised sound and picture records bearing invisibly recorded sound signals | |
AU1012847A (en) | Process and arrangement forthe magnetic recording of electrical impulses and especially of sounds | |
CA18444S (en) | Gramophone pick-up arm | |
GB909598A (en) | ||
GB603606A (en) | Improvements relating to styli for sound reproducing | |
GB749128A (en) | Improvements in phonographs | |
CA491005A (en) | Phonograph needle | |
GB586950A (en) | Improvements in or relating to reproducing styli for gramophones |