GB2177420B - Magnetic scale - Google Patents

Magnetic scale

Info

Publication number
GB2177420B
GB2177420B GB8615518A GB8615518A GB2177420B GB 2177420 B GB2177420 B GB 2177420B GB 8615518 A GB8615518 A GB 8615518A GB 8615518 A GB8615518 A GB 8615518A GB 2177420 B GB2177420 B GB 2177420B
Authority
GB
United Kingdom
Prior art keywords
magnetic scale
scale
magnetic
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
Application number
GB8615518A
Other languages
English (en)
Other versions
GB8615518D0 (en
GB2177420A (en
Inventor
Kenji Indo
Kiroshi Yamakawa
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.)
Sokkisha Co Ltd
Original Assignee
Sokkisha Co Ltd
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 Sokkisha Co Ltd filed Critical Sokkisha Co Ltd
Publication of GB8615518D0 publication Critical patent/GB8615518D0/en
Publication of GB2177420A publication Critical patent/GB2177420A/en
Application granted granted Critical
Publication of GB2177420B publication Critical patent/GB2177420B/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/032—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials
    • H01F1/04—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials metals or alloys
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/30—Ferrous alloys, e.g. steel alloys containing chromium with cobalt

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Power Engineering (AREA)
  • Hard Magnetic Materials (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
GB8615518A 1985-07-04 1986-06-25 Magnetic scale Expired GB2177420B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP60147174A JP2681048B2 (ja) 1985-07-04 1985-07-04 磁気スケール材

Publications (3)

Publication Number Publication Date
GB8615518D0 GB8615518D0 (en) 1986-07-30
GB2177420A GB2177420A (en) 1987-01-21
GB2177420B true GB2177420B (en) 1989-07-12

Family

ID=15424254

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8615518A Expired GB2177420B (en) 1985-07-04 1986-06-25 Magnetic scale

Country Status (5)

Country Link
JP (1) JP2681048B2 (OSRAM)
CN (1) CN86104497A (OSRAM)
AU (1) AU570848B2 (OSRAM)
DE (1) DE3622033A1 (OSRAM)
GB (1) GB2177420B (OSRAM)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10327082B4 (de) * 2003-06-13 2007-06-21 Vacuumschmelze Gmbh & Co. Kg Rotationssymmetrischer Hohlkörper aus einer verformbaren dauermagnetischen Legierung sowie dessen Verwendung und Herstellverfahren
CN101285155B (zh) * 2008-05-29 2010-06-09 天津冶金集团天材科技发展有限公司 复合硅、锆元素的铁铬钴永磁合金及其变形加工工艺
EP2476506A1 (de) * 2011-01-14 2012-07-18 Siemens Aktiengesellschaft Kobaltbasierte Legierung mit Germanium und Verfahren zum Löten
CN109097706A (zh) * 2018-09-20 2018-12-28 南通明月电器有限公司 一种导磁铁镍合金材料及生产工艺

Citations (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3806336A (en) * 1970-12-28 1974-04-23 H Kaneko Magnetic alloys
GB1435684A (en) * 1974-05-02 1976-05-12 Inoue Japax Res Magnetic materials
US3982972A (en) * 1975-03-21 1976-09-28 Hitachi Metals, Ltd. Semihard magnetic alloy and a process for the production thereof
US3989556A (en) * 1975-03-21 1976-11-02 Hitachi Metals, Ltd. Semihard magnetic alloy and a process for the production thereof
EP0003466A1 (fr) * 1978-01-19 1979-08-08 Ugimag S.A. Procédé de traitement thermique des alliages Fe-Co-Cr pour aimants permanents
GB1551717A (en) * 1977-04-21 1979-08-30 Arnold Eng Co Magnetic alloy and processing therefore
US4171978A (en) * 1976-02-14 1979-10-23 Inoue-Japax Research Incorporated Iron/chromium/cobalt-base spinodal decomposition-type magnetic (hard or semi-hard) alloy
US4174983A (en) * 1978-07-13 1979-11-20 Bell Telephone Laboratories, Incorporated Fe-Cr-Co magnetic alloy processing
US4236919A (en) * 1978-06-06 1980-12-02 Mitsubishi Seiko Kabushiki Kaisha Magnetic alloy
EP0024686A2 (en) * 1979-08-24 1981-03-11 Western Electric Company, Incorporated Article comprising a magnetic component consisting essentially of an alloy comprising Fe, Cr and Co
US4263044A (en) * 1978-06-02 1981-04-21 Inoue-Japax Research Incorporated Iron/chromium/cobalt-base spinodal decomposition-type magnetic alloy
US4324597A (en) * 1977-12-27 1982-04-13 Mitsubishi Seiko Kabushiki Kaisha Magnetic alloy
US4496402A (en) * 1981-03-10 1985-01-29 Sumitomo Special Metals Co., Ltd. Fe-Cr-Co Type magnet body of columnar structure and method for the preparation of same
GB2163778A (en) * 1984-08-30 1986-03-05 Sokkisha Magnetic medium used with magnetic scale

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1130179A (en) * 1978-07-13 1982-08-24 Western Electric Company, Incorporated Fe-cr-co permanent magnet alloy and alloy processing
JPS5629115A (en) * 1979-08-17 1981-03-23 Inoue Japax Res Inc Manufacture for magnetic scale
AU6333680A (en) * 1979-08-24 1981-03-19 Western Electric Co. Inc. Magnetic alloys containing fe-cr-co
JPS58179312A (ja) * 1982-04-15 1983-10-20 Nec Corp 磁気スケ−ルおよびその製造方法
DE3334369C1 (de) * 1983-09-23 1984-07-12 Thyssen Edelstahlwerke AG, 4000 Düsseldorf Dauermagnetlegierung

Patent Citations (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3806336A (en) * 1970-12-28 1974-04-23 H Kaneko Magnetic alloys
GB1367174A (en) * 1970-12-28 1974-09-18 Inoue Japax Res Magnetic-meterials
GB1435684A (en) * 1974-05-02 1976-05-12 Inoue Japax Res Magnetic materials
US3982972A (en) * 1975-03-21 1976-09-28 Hitachi Metals, Ltd. Semihard magnetic alloy and a process for the production thereof
US3989556A (en) * 1975-03-21 1976-11-02 Hitachi Metals, Ltd. Semihard magnetic alloy and a process for the production thereof
US4171978A (en) * 1976-02-14 1979-10-23 Inoue-Japax Research Incorporated Iron/chromium/cobalt-base spinodal decomposition-type magnetic (hard or semi-hard) alloy
GB1551717A (en) * 1977-04-21 1979-08-30 Arnold Eng Co Magnetic alloy and processing therefore
US4324597A (en) * 1977-12-27 1982-04-13 Mitsubishi Seiko Kabushiki Kaisha Magnetic alloy
EP0003466A1 (fr) * 1978-01-19 1979-08-08 Ugimag S.A. Procédé de traitement thermique des alliages Fe-Co-Cr pour aimants permanents
US4263044A (en) * 1978-06-02 1981-04-21 Inoue-Japax Research Incorporated Iron/chromium/cobalt-base spinodal decomposition-type magnetic alloy
US4236919A (en) * 1978-06-06 1980-12-02 Mitsubishi Seiko Kabushiki Kaisha Magnetic alloy
US4174983A (en) * 1978-07-13 1979-11-20 Bell Telephone Laboratories, Incorporated Fe-Cr-Co magnetic alloy processing
EP0024686A2 (en) * 1979-08-24 1981-03-11 Western Electric Company, Incorporated Article comprising a magnetic component consisting essentially of an alloy comprising Fe, Cr and Co
US4496402A (en) * 1981-03-10 1985-01-29 Sumitomo Special Metals Co., Ltd. Fe-Cr-Co Type magnet body of columnar structure and method for the preparation of same
GB2163778A (en) * 1984-08-30 1986-03-05 Sokkisha Magnetic medium used with magnetic scale

Also Published As

Publication number Publication date
GB8615518D0 (en) 1986-07-30
DE3622033C2 (OSRAM) 1989-10-05
JP2681048B2 (ja) 1997-11-19
GB2177420A (en) 1987-01-21
DE3622033A1 (de) 1987-01-15
AU5917986A (en) 1987-01-08
AU570848B2 (en) 1988-03-24
CN86104497A (zh) 1986-12-31
JPS628503A (ja) 1987-01-16

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20040625