GB1344227A - Pickup needle - Google Patents
Pickup needleInfo
- Publication number
- GB1344227A GB1344227A GB2319672A GB2319672A GB1344227A GB 1344227 A GB1344227 A GB 1344227A GB 2319672 A GB2319672 A GB 2319672A GB 2319672 A GB2319672 A GB 2319672A GB 1344227 A GB1344227 A GB 1344227A
- Authority
- GB
- United Kingdom
- Prior art keywords
- pickup needle
- shank
- hardsoldered
- styli
- benz
- 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
- 229910052580 B4C Inorganic materials 0.000 abstract 1
- INAHAJYZKVIDIZ-UHFFFAOYSA-N boron carbide Chemical compound B12B3B4C32B41 INAHAJYZKVIDIZ-UHFFFAOYSA-N 0.000 abstract 1
- 239000010431 corundum Substances 0.000 abstract 1
- 229910052593 corundum Inorganic materials 0.000 abstract 1
- 239000010432 diamond Substances 0.000 abstract 1
- 229910003460 diamond Inorganic materials 0.000 abstract 1
- 239000011521 glass Substances 0.000 abstract 1
- 239000000463 material Substances 0.000 abstract 1
- 230000008018 melting Effects 0.000 abstract 1
- 238000002844 melting Methods 0.000 abstract 1
- 239000010453 quartz Substances 0.000 abstract 1
- 229910052594 sapphire Inorganic materials 0.000 abstract 1
- 239000010980 sapphire Substances 0.000 abstract 1
- 229910010271 silicon carbide Inorganic materials 0.000 abstract 1
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 abstract 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract 1
- BWHOZHOGCMHOBV-BQYQJAHWSA-N trans-benzylideneacetone Chemical compound CC(=O)\C=C\C1=CC=CC=C1 BWHOZHOGCMHOBV-BQYQJAHWSA-N 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
Abstract
1344227 Gramophone pick-up styli E BENZ 17 May 1972 [12 June 1971] 23196/72 Heading G5R A stylus comprises a diamond tip hardsoldered to a non-metallic shank. The shank material is selected from silicon carbide, boron carbide, corundum, quartz, and glass having a melting point above 800 C., and may be, for example, synthetic colourless sapphire.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH860571A CH554578A (en) | 1971-06-12 | 1971-06-12 | CARTRIDGE NEEDLE. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1344227A true GB1344227A (en) | 1974-01-16 |
Family
ID=4342531
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB2319672A Expired GB1344227A (en) | 1971-06-12 | 1972-05-17 | Pickup needle |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US3813101A (en) |
| JP (1) | JPS5551244B1 (en) |
| BE (1) | BE784733A (en) |
| CH (1) | CH554578A (en) |
| DE (1) | DE2221428C3 (en) |
| FR (1) | FR2141679B1 (en) |
| GB (1) | GB1344227A (en) |
| IT (1) | IT956484B (en) |
| NL (1) | NL170570C (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2467458A1 (en) * | 1979-10-12 | 1981-04-17 | Akg Akustische Kino Geraete | METHOD FOR CONFECTION AND MOUNTING OF A PHONOCAPTOR READING POINT |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4105213A (en) * | 1975-10-15 | 1978-08-08 | Victor Company Of Japan, Ltd. | Device for cutting a sound groove on a disc recording medium |
| EP0020843A1 (en) * | 1979-06-22 | 1981-01-07 | Diamond S.A. | Pick-up stylus for gramophone |
| JPS5798143A (en) * | 1980-12-05 | 1982-06-18 | Victor Co Of Japan Ltd | Base body of detection type for variation in electrostatic capacity value |
| USD882653S1 (en) * | 2015-07-06 | 2020-04-28 | Sumitomo Electric Hardmetal Corp. | Drilling tool |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1110428A (en) * | 1910-03-23 | 1914-09-15 | New Jersey Patent Co | Process of forming phonograph-styli. |
| BE345853A (en) * | 1926-10-02 | |||
| US2564136A (en) * | 1943-03-04 | 1951-08-14 | Hartford Nat Bank & Trust Co | Corundum crystal recording or reproducing member |
| US2659181A (en) * | 1947-01-30 | 1953-11-17 | Union Carbide & Carbon Corp | Process of and apparatus for forming styluslike articles from corundum or spinel |
| US2960759A (en) * | 1957-12-27 | 1960-11-22 | Gen Electric | Methods of manufacturing phonograph styli |
| US2992007A (en) * | 1957-12-27 | 1961-07-11 | Gen Electric | Phonograph stylus |
| US3271036A (en) * | 1963-05-06 | 1966-09-06 | Paul L Kuzmick | Phonograph stylus and method of making same |
-
1971
- 1971-06-12 CH CH860571A patent/CH554578A/en not_active IP Right Cessation
-
1972
- 1972-05-01 US US00249687A patent/US3813101A/en not_active Expired - Lifetime
- 1972-05-02 DE DE2221428A patent/DE2221428C3/en not_active Expired
- 1972-05-10 FR FR7216761A patent/FR2141679B1/fr not_active Expired
- 1972-05-17 NL NLAANVRAGE7206618,A patent/NL170570C/en not_active IP Right Cessation
- 1972-05-17 GB GB2319672A patent/GB1344227A/en not_active Expired
- 1972-06-12 BE BE784733A patent/BE784733A/en unknown
- 1972-06-12 JP JP5774672A patent/JPS5551244B1/ja active Pending
- 1972-06-12 IT IT25574/72A patent/IT956484B/en active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2467458A1 (en) * | 1979-10-12 | 1981-04-17 | Akg Akustische Kino Geraete | METHOD FOR CONFECTION AND MOUNTING OF A PHONOCAPTOR READING POINT |
Also Published As
| Publication number | Publication date |
|---|---|
| DE2221428A1 (en) | 1972-12-21 |
| IT956484B (en) | 1973-10-10 |
| DE2221428C3 (en) | 1975-04-30 |
| NL170570C (en) | 1982-11-16 |
| FR2141679A1 (en) | 1973-01-26 |
| BE784733A (en) | 1972-12-12 |
| DE2221428B2 (en) | 1974-09-05 |
| FR2141679B1 (en) | 1978-09-08 |
| JPS5551244B1 (en) | 1980-12-23 |
| US3813101A (en) | 1974-05-28 |
| CH554578A (en) | 1974-09-30 |
| NL7206618A (en) | 1972-12-14 |
| NL170570B (en) | 1982-06-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PCNP | Patent ceased through non-payment of renewal fee |