NL8003577A - Naald voor een magnetische leeskop voorzien van een bewegende magneet. - Google Patents

Naald voor een magnetische leeskop voorzien van een bewegende magneet. Download PDF

Info

Publication number
NL8003577A
NL8003577A NL8003577A NL8003577A NL8003577A NL 8003577 A NL8003577 A NL 8003577A NL 8003577 A NL8003577 A NL 8003577A NL 8003577 A NL8003577 A NL 8003577A NL 8003577 A NL8003577 A NL 8003577A
Authority
NL
Netherlands
Prior art keywords
magnet
needle
diamond
sapphire
reading head
Prior art date
Application number
NL8003577A
Other languages
English (en)
Dutch (nl)
Original Assignee
Zafira France
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Zafira France filed Critical Zafira France
Publication of NL8003577A publication Critical patent/NL8003577A/nl

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00Details of transducers, loudspeakers or microphones
    • H04R1/16Mounting or connecting stylus to transducer with or without damping means
    • H04R1/18Holders for styli; Mounting holders on transducers
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B3/00Recording by mechanical cutting, deforming or pressing, e.g. of grooves or pits; Reproducing by mechanical sensing; Record carriers therefor
    • G11B3/44Styli, e.g. sapphire, diamond
    • G11B3/46Constructions 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)
  • Toys (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)
NL8003577A 1979-06-22 1980-06-20 Naald voor een magnetische leeskop voorzien van een bewegende magneet. NL8003577A (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR7916095 1979-06-22
FR7916095A FR2460020A1 (fr) 1979-06-22 1979-06-22 Aiguilles pour tete de lecture magnetique a aimant mobile

Publications (1)

Publication Number Publication Date
NL8003577A true NL8003577A (nl) 1980-12-24

Family

ID=9226989

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8003577A NL8003577A (nl) 1979-06-22 1980-06-20 Naald voor een magnetische leeskop voorzien van een bewegende magneet.

Country Status (24)

Country Link
JP (1) JPS563407A (en:Method)
AT (1) AT376053B (en:Method)
AU (1) AU5952880A (en:Method)
BE (1) BE883934A (en:Method)
BR (1) BR8003835A (en:Method)
CA (1) CA1169781A (en:Method)
CH (1) CH637781A5 (en:Method)
DD (1) DD151523A5 (en:Method)
DE (1) DE3022208A1 (en:Method)
DK (1) DK264280A (en:Method)
ES (1) ES8200781A1 (en:Method)
FI (1) FI801980A7 (en:Method)
FR (1) FR2460020A1 (en:Method)
GB (1) GB2055011B (en:Method)
GR (1) GR68191B (en:Method)
IL (1) IL60313A (en:Method)
IT (1) IT1150991B (en:Method)
MA (1) MA18881A1 (en:Method)
NL (1) NL8003577A (en:Method)
NO (1) NO801787L (en:Method)
OA (1) OA06547A (en:Method)
PT (1) PT71356A (en:Method)
SE (1) SE8004202L (en:Method)
YU (1) YU160380A (en:Method)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2498517B2 (fr) * 1981-01-23 1986-11-07 Zafira France Aiguilles pour tete de lecture magnetique a aimant mobile
JPS5678671A (en) * 1979-12-03 1981-06-27 Nippon Steel Corp Treatment for making waste containing heavy metal unharmful
JPS56167009U (en:Method) * 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
CA2988760A1 (en) 2011-01-12 2012-07-19 The Board Of Trustees Of The Leland Stanford Junior University Composite laminated structures and methods for manufacturing and using the same

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL182515C (nl) * 1973-07-09 1988-03-16 Sony Corp Naalddrager voor een groeftaster.

Also Published As

Publication number Publication date
GB2055011B (en) 1984-01-04
BE883934A (fr) 1980-10-16
DK264280A (da) 1980-12-23
IL60313A0 (en) 1980-09-16
FR2460020A1 (fr) 1981-01-16
IT1150991B (it) 1986-12-17
YU160380A (en) 1983-02-28
PT71356A (fr) 1980-07-01
GB2055011A (en) 1981-02-18
ES492665A0 (es) 1981-11-16
AU5952880A (en) 1981-01-08
GR68191B (en:Method) 1981-11-09
FR2460020B1 (en:Method) 1983-11-18
OA06547A (fr) 1981-07-31
ES8200781A1 (es) 1981-11-16
FI801980A7 (fi) 1981-01-01
MA18881A1 (fr) 1980-12-31
CH637781A5 (fr) 1983-08-15
DD151523A5 (de) 1981-10-21
DE3022208A1 (de) 1981-02-12
BR8003835A (pt) 1981-01-13
IL60313A (en) 1983-09-30
IT8022907A0 (it) 1980-06-20
JPS563407A (en) 1981-01-14
NO801787L (no) 1981-03-03
CA1169781A (en) 1984-06-26
ATA327680A (de) 1984-02-15
SE8004202L (sv) 1980-12-23
AT376053B (de) 1984-10-10

Similar Documents

Publication Publication Date Title
NL8003577A (nl) Naald voor een magnetische leeskop voorzien van een bewegende magneet.
KR102736552B1 (ko) 와치용의 케이스 미들/혼 연결 디바이스
US2343238A (en) Method of producing articles from thermoplastic material
CA2278079A1 (en) A marking element
TW201806650A (zh) 高爾夫球桿頭之蠟模的製造方法
US4144791A (en) Music box with selectively programmable drum
JPS5998828A (ja) 射出成形用の突出しピン固定方法
JP2019166704A (ja) 樹脂製成形体及び樹脂製成形体の製造方法
JP2017042984A5 (en:Method)
JPH07125021A (ja) 射出成形用金型
JP2005215516A (ja) ポリゴンミラー及びポリゴンミラー成形用金型
JPS6054243A (ja) エンジンシリンダ−ブロック製造用中子
CN108656446A (zh) 一种分层注塑的成型核心的固定结构及模具
JPS58171913A (ja) プラスチツクパイプ成型用金型
JPS5841578A (ja) インジエクシヨンスキ−及びその製造方法
WO2021038810A1 (ja) 中空成形体成形型及び中空成形体の製造方法
JPS60179237A (ja) 合成樹脂製薄肉面状容器の製造方法
JP7148207B2 (ja) 時計の機械式ムーブメントの為に菱形断面を備えたバランスバネとバランスバネの製造方法
JPS59184613A (ja) アウトサ−ト多重成形法による成形部品
JPS58215230A (ja) 圧縮成形機の成形型
JPS59109011A (ja) 光コネクタのフエル−ル鋳造用金型
JPH05309697A (ja) 射出成形用金型
JPS60162617A (ja) 中空成形品の製造方法および装置
JP2025099494A (ja) 金型の製造方法、金型及びマイクロデバイス
CN2175404Y (zh) 非金属游标卡尺

Legal Events

Date Code Title Description
A85 Still pending on 85-01-01
BV The patent application has lapsed