JPS59188860A - 静電容量値の変化検出型再生針 - Google Patents

静電容量値の変化検出型再生針

Info

Publication number
JPS59188860A
JPS59188860A JP58061910A JP6191083A JPS59188860A JP S59188860 A JPS59188860 A JP S59188860A JP 58061910 A JP58061910 A JP 58061910A JP 6191083 A JP6191083 A JP 6191083A JP S59188860 A JPS59188860 A JP S59188860A
Authority
JP
Japan
Prior art keywords
diamond
electrode
needle
change
rate
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.)
Pending
Application number
JP58061910A
Other languages
English (en)
Japanese (ja)
Inventor
Hideaki Mizuno
水野　英昭
Keiichiro Doi
土井　敬一郎
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Victor Company of Japan Ltd
Nippon Victor KK
Original Assignee
Victor Company of Japan Ltd
Nippon Victor KK
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 Victor Company of Japan Ltd, Nippon Victor KK filed Critical Victor Company of Japan Ltd
Priority to JP58061910A priority Critical patent/JPS59188860A/ja
Priority to GB08408905A priority patent/GB2140190B/en
Priority to US06/597,769 priority patent/US4646282A/en
Priority to DE19843413048 priority patent/DE3413048A1/de
Publication of JPS59188860A publication Critical patent/JPS59188860A/ja
Pending legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
    • C04B41/009—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone characterised by the material treated
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
    • C04B41/0027—Ion-implantation, ion-irradiation or ion-injection
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
    • C04B41/80—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone of only ceramics
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
    • C23C14/22—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the process of coating
    • C23C14/48—Ion implantation
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B9/00—Recording or reproducing using a method not covered by one of the main groups G11B3/00 - G11B7/00; Record carriers therefor
    • G11B9/06—Recording or reproducing using a method not covered by one of the main groups G11B3/00 - G11B7/00; Record carriers therefor using record carriers having variable electrical capacitance; Record carriers therefor
    • G11B9/07—Heads for reproducing capacitive information
    • G11B9/075—Heads for reproducing capacitive information using mechanical contact with record carrier, e.g. by stylus

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Structural Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Physical Vapour Deposition (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
JP58061910A 1983-04-08 1983-04-08 静電容量値の変化検出型再生針 Pending JPS59188860A (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP58061910A JPS59188860A (ja) 1983-04-08 1983-04-08 静電容量値の変化検出型再生針
GB08408905A GB2140190B (en) 1983-04-08 1984-04-06 Stylus for capacity change detection type disc system
US06/597,769 US4646282A (en) 1983-04-08 1984-04-06 Stylus for capacity change detection type disc system
DE19843413048 DE3413048A1 (de) 1983-04-08 1984-04-06 Abtastglied fuer ein nach dem prinzip von kapazitaetsaenderungen arbeitendes platten-abtastsystem

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58061910A JPS59188860A (ja) 1983-04-08 1983-04-08 静電容量値の変化検出型再生針

Publications (1)

Publication Number Publication Date
JPS59188860A true JPS59188860A (ja) 1984-10-26

Family

ID=13184787

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58061910A Pending JPS59188860A (ja) 1983-04-08 1983-04-08 静電容量値の変化検出型再生針

Country Status (4)

Country Link
US (1) US4646282A (enExample)
JP (1) JPS59188860A (enExample)
DE (1) DE3413048A1 (enExample)
GB (1) GB2140190B (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03124002A (ja) * 1989-10-06 1991-05-27 Toyota Central Res & Dev Lab Inc 摺動電気部品

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5002899A (en) * 1988-09-30 1991-03-26 Massachusetts Institute Of Technology Electrical contacts on diamond
WO1990007796A1 (en) * 1989-01-03 1990-07-12 Massachusetts Institute Of Technology Insulator films on diamond
JP2836790B2 (ja) * 1991-01-08 1998-12-14 株式会社神戸製鋼所 ダイヤモンド薄膜へのオーミック電極形成方法
US5334306A (en) * 1991-12-11 1994-08-02 At&T Bell Laboratories Metallized paths on diamond surfaces
JP4128135B2 (ja) * 2003-12-10 2008-07-30 パイオニア株式会社 記録再生ヘッド、該記録再生ヘッドの製造方法、並びに記録装置及び再生装置。
US7724622B2 (en) * 2007-06-19 2010-05-25 Freescale Semiconductor, Inc. Recording device capable of determining the media type based on detecting the capacitance of pair electrodes

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2069741B (en) * 1980-02-13 1983-08-10 Victor Company Of Japan Reproducing stylus for information signal recording mediums of electrostatic capacitance type
IT1194036B (it) * 1980-03-28 1988-08-31 Rca Corp Stilo per un riproduttore di videodischi,formato da un supporto di diamante e da uno strato conduttivo ottenuto per impiantagione ionica
US4296144A (en) * 1980-04-23 1981-10-20 Rca Corporation Ion implanted stylus
JPS57195343A (en) * 1981-05-26 1982-12-01 Victor Co Of Japan Ltd Manufacture of reproducing stylus of variation detection type for electrostatic capacity value

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03124002A (ja) * 1989-10-06 1991-05-27 Toyota Central Res & Dev Lab Inc 摺動電気部品

Also Published As

Publication number Publication date
GB2140190A (en) 1984-11-21
US4646282A (en) 1987-02-24
DE3413048A1 (de) 1984-10-11
GB8408905D0 (en) 1984-05-16
GB2140190B (en) 1986-12-17
DE3413048C2 (enExample) 1987-10-08

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