FR2460020A1 - Aiguilles pour tete de lecture magnetique a aimant mobile - Google Patents
Aiguilles pour tete de lecture magnetique a aimant mobile Download PDFInfo
- Publication number
- FR2460020A1 FR2460020A1 FR7916095A FR7916095A FR2460020A1 FR 2460020 A1 FR2460020 A1 FR 2460020A1 FR 7916095 A FR7916095 A FR 7916095A FR 7916095 A FR7916095 A FR 7916095A FR 2460020 A1 FR2460020 A1 FR 2460020A1
- Authority
- FR
- France
- Prior art keywords
- magnet
- needle
- diamond
- sapphire
- rod
- 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.)
- Granted
Links
- VJYFKVYYMZPMAB-UHFFFAOYSA-N ethoprophos Chemical compound CCCSP(=O)(OCC)SCCC VJYFKVYYMZPMAB-UHFFFAOYSA-N 0.000 title abstract 2
- 239000010432 diamond Substances 0.000 claims abstract description 33
- 229910003460 diamond Inorganic materials 0.000 claims abstract description 33
- 239000010980 sapphire Substances 0.000 claims abstract description 29
- 229910052594 sapphire Inorganic materials 0.000 claims abstract description 29
- 238000000034 method Methods 0.000 claims abstract description 24
- 238000004519 manufacturing process Methods 0.000 claims abstract description 6
- 230000010355 oscillation Effects 0.000 claims abstract description 6
- 238000000465 moulding Methods 0.000 claims abstract description 5
- 239000004033 plastic Substances 0.000 claims abstract description 4
- 229920003023 plastic Polymers 0.000 claims abstract description 4
- 239000012815 thermoplastic material Substances 0.000 claims abstract description 4
- 239000000463 material Substances 0.000 claims abstract 2
- 238000002788 crimping Methods 0.000 claims description 11
- 229920005992 thermoplastic resin Polymers 0.000 claims description 10
- 229920005989 resin Polymers 0.000 claims description 9
- 239000011347 resin Substances 0.000 claims description 9
- 238000013016 damping Methods 0.000 claims description 6
- 239000002557 mineral fiber Substances 0.000 claims description 5
- 230000003247 decreasing effect Effects 0.000 claims description 4
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 3
- 239000004721 Polyphenylene oxide Substances 0.000 claims description 3
- 239000004917 carbon fiber Substances 0.000 claims description 3
- 239000003365 glass fiber Substances 0.000 claims description 3
- -1 polyethylene tetraphthalate Polymers 0.000 claims description 3
- 229920006380 polyphenylene oxide Polymers 0.000 claims description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 2
- 229910052799 carbon Inorganic materials 0.000 claims description 2
- 239000011152 fibreglass Substances 0.000 claims description 2
- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- 229920001187 thermosetting polymer Polymers 0.000 claims 2
- 241000219504 Caryophyllales Species 0.000 claims 1
- 239000000470 constituent Substances 0.000 claims 1
- 230000007423 decrease Effects 0.000 claims 1
- 230000005021 gait Effects 0.000 claims 1
- 230000035939 shock Effects 0.000 abstract description 2
- 239000006096 absorbing agent Substances 0.000 abstract 1
- 238000004026 adhesive bonding Methods 0.000 description 4
- 238000003754 machining Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000001143 conditioned effect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 239000002991 molded plastic Substances 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/16—Mounting or connecting stylus to transducer with or without damping means
- H04R1/18—Holders for styli; Mounting holders on transducers
-
- 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
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Sewing Machines And Sewing (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
- Permanent Field Magnets Of Synchronous Machinery (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
- Toys (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Priority Applications (25)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7916095A FR2460020A1 (fr) | 1979-06-22 | 1979-06-22 | Aiguilles pour tete de lecture magnetique a aimant mobile |
| JP14317179A JPS563407A (en) | 1979-06-22 | 1979-11-05 | Needle assembly and producing same |
| SE8004202A SE8004202L (sv) | 1979-06-22 | 1980-06-05 | Magnetarmatur for grammofonpickup med rorlig magnet, jemte sett for dess tillverkning |
| PT71356A PT71356A (fr) | 1979-06-22 | 1980-06-06 | Aiguilles pour tete de lecture magnetique a aimant mobile |
| GR62141A GR68191B (OSRAM) | 1979-06-22 | 1980-06-06 | |
| DE19803022208 DE3022208A1 (de) | 1979-06-22 | 1980-06-13 | Tonabnehmer mit beweglichem magneten und verfahren zu seiner herstellung |
| IL60313A IL60313A (en) | 1979-06-22 | 1980-06-15 | Stylus assembly and process for making same |
| NO801787A NO801787L (no) | 1979-06-22 | 1980-06-17 | Naal for magnetisk lesehode og fremgangsmaate til fremstilling av samme |
| OA57132A OA06547A (fr) | 1979-06-22 | 1980-06-18 | Aiguilles pour tête de lecture magnétique à aimant mobile. |
| YU01603/80A YU160380A (en) | 1979-06-22 | 1980-06-18 | Needles for a magnetic pick-up with a movable magnet |
| DD80221938A DD151523A5 (de) | 1979-06-22 | 1980-06-18 | Tonabnehmer mit beweglichem magneten und verfahren zu seiner herstellung |
| BR8003835A BR8003835A (pt) | 1979-06-22 | 1980-06-19 | Processo para a fabricacao de agulhas para cabeca de leitura magnetica com ima movel e respectiva agulha |
| FI801980A FI801980A7 (fi) | 1979-06-22 | 1980-06-19 | Neulayksikkö ja menetelmä sen valmistamiseksi. |
| IT22907/80A IT1150991B (it) | 1979-06-22 | 1980-06-20 | Aghi per testa di lettura magnetica a calamita mobile |
| DK264280A DK264280A (da) | 1979-06-22 | 1980-06-20 | Naal til magnetisk pick-up samt fremgangsmaade ved dens fremstilling |
| ES492665A ES492665A0 (es) | 1979-06-22 | 1980-06-20 | Procedimiento para la fabricacion de agujas para cabeza de lectura magnetica de iman movil |
| GB8020351A GB2055011B (en) | 1979-06-22 | 1980-06-20 | Stylus assembly and process for making same |
| BE0/201116A BE883934A (fr) | 1979-06-22 | 1980-06-20 | Aiguilles pour tete de lecture magnetique a aimant mobile |
| MA19079A MA18881A1 (fr) | 1979-06-22 | 1980-06-20 | Aiguilles pour tete de lecture magnetique a aimant mobil |
| NL8003577A NL8003577A (nl) | 1979-06-22 | 1980-06-20 | Naald voor een magnetische leeskop voorzien van een bewegende magneet. |
| CH476680A CH637781A5 (fr) | 1979-06-22 | 1980-06-20 | Procede de fabrication d'une aiguille de lecture et aiguille pour tete de lecture a aimant mobile. |
| CA000354701A CA1169781A (en) | 1979-06-22 | 1980-06-20 | Stylus assembly and process for making same |
| AU59528/80A AU5952880A (en) | 1979-06-22 | 1980-06-23 | Stylus assembly + process for making same |
| AT0327680A AT376053B (de) | 1979-06-22 | 1980-06-23 | Verfahren zur herstellung eines tonabnehmers mit beweglichem magneten und nach diesem verfahren hergestellter tonabnehmer |
| ES509011A ES509011A0 (es) | 1979-06-22 | 1982-01-22 | Mejoras introducidas en el objeto de la patente principal no. 492.665 por: procedimiento para la fabricacion de agujas para cabeza de lactura magnetica de iman movil. |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7916095A FR2460020A1 (fr) | 1979-06-22 | 1979-06-22 | Aiguilles pour tete de lecture magnetique a aimant mobile |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2460020A1 true FR2460020A1 (fr) | 1981-01-16 |
| FR2460020B1 FR2460020B1 (OSRAM) | 1983-11-18 |
Family
ID=9226989
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7916095A Granted FR2460020A1 (fr) | 1979-06-22 | 1979-06-22 | Aiguilles pour tete de lecture magnetique a aimant mobile |
Country Status (24)
| Country | Link |
|---|---|
| JP (1) | JPS563407A (OSRAM) |
| AT (1) | AT376053B (OSRAM) |
| AU (1) | AU5952880A (OSRAM) |
| BE (1) | BE883934A (OSRAM) |
| BR (1) | BR8003835A (OSRAM) |
| CA (1) | CA1169781A (OSRAM) |
| CH (1) | CH637781A5 (OSRAM) |
| DD (1) | DD151523A5 (OSRAM) |
| DE (1) | DE3022208A1 (OSRAM) |
| DK (1) | DK264280A (OSRAM) |
| ES (1) | ES492665A0 (OSRAM) |
| FI (1) | FI801980A7 (OSRAM) |
| FR (1) | FR2460020A1 (OSRAM) |
| GB (1) | GB2055011B (OSRAM) |
| GR (1) | GR68191B (OSRAM) |
| IL (1) | IL60313A (OSRAM) |
| IT (1) | IT1150991B (OSRAM) |
| MA (1) | MA18881A1 (OSRAM) |
| NL (1) | NL8003577A (OSRAM) |
| NO (1) | NO801787L (OSRAM) |
| OA (1) | OA06547A (OSRAM) |
| PT (1) | PT71356A (OSRAM) |
| SE (1) | SE8004202L (OSRAM) |
| YU (1) | YU160380A (OSRAM) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2498517A2 (fr) * | 1981-01-23 | 1982-07-30 | Zafira France | Aiguilles pour tete de lecture magnetique a aimant mobile |
| US10589474B2 (en) | 2011-01-12 | 2020-03-17 | Compagnie Chomarat | Methods for manufacturing sublaminate modules and forming composite laminated structures from the same |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5678671A (en) * | 1979-12-03 | 1981-06-27 | Nippon Steel Corp | Treatment for making waste containing heavy metal unharmful |
| JPS56167009U (OSRAM) * | 1980-05-10 | 1981-12-10 | ||
| GB2120446A (en) * | 1982-04-08 | 1983-11-30 | Rca Corp | Holding apparatus for a disc record signal pickup stylus |
| FR2568711B1 (fr) * | 1984-07-31 | 1989-06-16 | Zafira | Procede et dispositif pour la fabrication de diamants de lecture elliptiques et diamants elliptiques ainsi obtenus |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2237261A1 (OSRAM) * | 1973-07-09 | 1975-02-07 | Sony Corp |
-
1979
- 1979-06-22 FR FR7916095A patent/FR2460020A1/fr active Granted
- 1979-11-05 JP JP14317179A patent/JPS563407A/ja active Pending
-
1980
- 1980-06-05 SE SE8004202A patent/SE8004202L/ not_active Application Discontinuation
- 1980-06-06 GR GR62141A patent/GR68191B/el unknown
- 1980-06-06 PT PT71356A patent/PT71356A/pt unknown
- 1980-06-13 DE DE19803022208 patent/DE3022208A1/de not_active Withdrawn
- 1980-06-15 IL IL60313A patent/IL60313A/xx unknown
- 1980-06-17 NO NO801787A patent/NO801787L/no unknown
- 1980-06-18 YU YU01603/80A patent/YU160380A/xx unknown
- 1980-06-18 DD DD80221938A patent/DD151523A5/de unknown
- 1980-06-18 OA OA57132A patent/OA06547A/xx unknown
- 1980-06-19 BR BR8003835A patent/BR8003835A/pt unknown
- 1980-06-19 FI FI801980A patent/FI801980A7/fi not_active Application Discontinuation
- 1980-06-20 BE BE0/201116A patent/BE883934A/fr not_active IP Right Cessation
- 1980-06-20 MA MA19079A patent/MA18881A1/fr unknown
- 1980-06-20 NL NL8003577A patent/NL8003577A/nl not_active Application Discontinuation
- 1980-06-20 IT IT22907/80A patent/IT1150991B/it active
- 1980-06-20 ES ES492665A patent/ES492665A0/es active Granted
- 1980-06-20 CA CA000354701A patent/CA1169781A/en not_active Expired
- 1980-06-20 DK DK264280A patent/DK264280A/da not_active Application Discontinuation
- 1980-06-20 GB GB8020351A patent/GB2055011B/en not_active Expired
- 1980-06-20 CH CH476680A patent/CH637781A5/fr not_active IP Right Cessation
- 1980-06-23 AU AU59528/80A patent/AU5952880A/en not_active Abandoned
- 1980-06-23 AT AT0327680A patent/AT376053B/de not_active IP Right Cessation
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2237261A1 (OSRAM) * | 1973-07-09 | 1975-02-07 | Sony Corp |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2498517A2 (fr) * | 1981-01-23 | 1982-07-30 | Zafira France | Aiguilles pour tete de lecture magnetique a aimant mobile |
| DE3201945A1 (de) * | 1981-01-23 | 1982-09-09 | Moransais, Charles, 01800 Meximieux, Ain | Verfahren zur herstellung eines magnetischen tonabnehmersystems und damit hergestellter tonabnehmer |
| US10589474B2 (en) | 2011-01-12 | 2020-03-17 | Compagnie Chomarat | Methods for manufacturing sublaminate modules and forming composite laminated structures from the same |
Also Published As
| Publication number | Publication date |
|---|---|
| ES8200781A1 (es) | 1981-11-16 |
| GB2055011B (en) | 1984-01-04 |
| IL60313A0 (en) | 1980-09-16 |
| NO801787L (no) | 1981-03-03 |
| ATA327680A (de) | 1984-02-15 |
| AT376053B (de) | 1984-10-10 |
| IL60313A (en) | 1983-09-30 |
| IT8022907A0 (it) | 1980-06-20 |
| DE3022208A1 (de) | 1981-02-12 |
| ES492665A0 (es) | 1981-11-16 |
| NL8003577A (nl) | 1980-12-24 |
| JPS563407A (en) | 1981-01-14 |
| FI801980A7 (fi) | 1981-01-01 |
| CA1169781A (en) | 1984-06-26 |
| CH637781A5 (fr) | 1983-08-15 |
| DK264280A (da) | 1980-12-23 |
| AU5952880A (en) | 1981-01-08 |
| OA06547A (fr) | 1981-07-31 |
| GR68191B (OSRAM) | 1981-11-09 |
| SE8004202L (sv) | 1980-12-23 |
| PT71356A (fr) | 1980-07-01 |
| FR2460020B1 (OSRAM) | 1983-11-18 |
| GB2055011A (en) | 1981-02-18 |
| MA18881A1 (fr) | 1980-12-31 |
| BE883934A (fr) | 1980-10-16 |
| YU160380A (en) | 1983-02-28 |
| BR8003835A (pt) | 1981-01-13 |
| IT1150991B (it) | 1986-12-17 |
| DD151523A5 (de) | 1981-10-21 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |