GB1415552A - Method of making a magnetic reed member - Google Patents

Method of making a magnetic reed member

Info

Publication number
GB1415552A
GB1415552A GB217873A GB217873A GB1415552A GB 1415552 A GB1415552 A GB 1415552A GB 217873 A GB217873 A GB 217873A GB 217873 A GB217873 A GB 217873A GB 1415552 A GB1415552 A GB 1415552A
Authority
GB
United Kingdom
Prior art keywords
parts
iron
remanent
cobalt
magnetic reed
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
GB217873A
Other languages
English (en)
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.)
AT&T Corp
Original Assignee
Western Electric Co Inc
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 Western Electric Co Inc filed Critical Western Electric Co Inc
Publication of GB1415552A publication Critical patent/GB1415552A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
    • C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
    • C22F1/10—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of nickel or cobalt or alloys based thereon
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C19/00—Alloys based on nickel or cobalt
    • C22C19/07—Alloys based on nickel or cobalt based on cobalt
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/02—Contacts characterised by the material thereof
    • H01H1/0201—Materials for reed contacts
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/64—Protective enclosures, baffle plates, or screens for contacts
    • H01H1/66—Contacts sealed in an evacuated or gas-filled envelope, e.g. magnetic dry-reed contacts
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H11/00—Apparatus or processes specially adapted for the manufacture of electric switches
    • H01H11/005—Apparatus or processes specially adapted for the manufacture of electric switches of reed switches
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/49105—Switch making

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • Materials Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Power Engineering (AREA)
  • Soft Magnetic Materials (AREA)
  • Manufacture Of Switches (AREA)
  • Hard Magnetic Materials (AREA)
  • Heat Treatment Of Articles (AREA)
GB217873A 1972-02-22 1973-01-16 Method of making a magnetic reed member Expired GB1415552A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00227762A US3805378A (en) 1972-02-22 1972-02-22 Manufacture of remanent reed switch

Publications (1)

Publication Number Publication Date
GB1415552A true GB1415552A (en) 1975-11-26

Family

ID=22854356

Family Applications (1)

Application Number Title Priority Date Filing Date
GB217873A Expired GB1415552A (en) 1972-02-22 1973-01-16 Method of making a magnetic reed member

Country Status (18)

Country Link
US (1) US3805378A (xx)
JP (1) JPS5642093B2 (xx)
AR (1) AR193572A1 (xx)
AT (1) AT337819B (xx)
BE (1) BE795715A (xx)
BR (1) BR7301238D0 (xx)
CA (1) CA987892A (xx)
CH (1) CH567790A5 (xx)
DK (1) DK143072C (xx)
ES (1) ES412277A1 (xx)
FR (1) FR2173038B1 (xx)
GB (1) GB1415552A (xx)
IL (1) IL41586A (xx)
IT (1) IT977830B (xx)
NL (1) NL160109C (xx)
NO (1) NO136323C (xx)
SE (1) SE393218B (xx)
ZA (1) ZA731216B (xx)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3900807A (en) * 1972-10-30 1975-08-19 Fujitsu Ltd Magnetically controlled switching device
US3959758A (en) * 1973-12-07 1976-05-25 International Standard Electric Corporation Magnetically actuated switching device
SE388713B (sv) * 1974-08-22 1976-10-11 Mo Energeticheskij Institut Tungrele
US4221163A (en) * 1978-09-01 1980-09-09 Ncr Corporation Magnetic hysteresis driven recording element and method
US4222020A (en) * 1979-04-02 1980-09-09 Gte Automatic Electric Laboratories Incorporated Control winding for a magnetic latching reed relay
US4340434A (en) * 1980-08-18 1982-07-20 Bell Telephone Laboratories, Incorporated High remanence Fe-Mo-Ni alloys for magnetically actuated devices
US4377797A (en) * 1980-08-18 1983-03-22 Bell Telephone Laboratories, Incorporated Magnetically actuated device comprising an Fe-Mo-Ni magnetic element
US4415380A (en) * 1980-08-18 1983-11-15 Bell Telephone Laboratories, Incorporated Method for making a high remanence Fe-Mo-Ni magnetic element
US4401483A (en) * 1980-10-06 1983-08-30 Bell Telephone Laboratories, Incorporated Method for making a magnetically anisotropic element
US4337100A (en) * 1980-10-06 1982-06-29 Bell Telephone Laboratories, Incorporated Magnetically anisotropic alloys for magnetically actuated devices
US4420732A (en) * 1980-10-06 1983-12-13 Bell Telephone Laboratories, Incorporated Magnetically actuated device comprising a magnetically anisotropic element
US4391656A (en) * 1980-10-17 1983-07-05 Bell Telephone Laboratories, Incorporated Isotropic and nearly isotropic permanent magnet alloys
JPS59131800U (ja) * 1983-02-23 1984-09-04 松下電器産業株式会社 音響レンズ
JP5365655B2 (ja) * 2011-03-16 2013-12-11 株式会社安川電機 リードスイッチ
US11309140B2 (en) * 2019-01-04 2022-04-19 Littelfuse, Inc. Contact switch coating

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1032722A (en) * 1962-06-04 1966-06-15 Hitachi Ltd Improvements relating to relays having sealed magnetic contact units
NL126476C (xx) * 1962-08-07
US3369291A (en) * 1963-03-14 1968-02-20 Rca Corp Method of making reed switches
US3364449A (en) * 1963-12-18 1968-01-16 Bell Telephone Labor Inc Magnetically actuated switching devices

Also Published As

Publication number Publication date
BE795715A (fr) 1973-06-18
ES412277A1 (es) 1976-01-01
SE393218B (sv) 1977-05-02
FR2173038A1 (xx) 1973-10-05
CA987892A (en) 1976-04-27
DE2307970A1 (de) 1973-09-13
NO136323B (xx) 1977-05-09
FR2173038B1 (xx) 1977-07-29
AU5225873A (en) 1974-08-22
IT977830B (it) 1974-09-20
CH567790A5 (xx) 1975-10-15
NL160109C (nl) 1979-09-17
NO136323C (no) 1977-08-24
DE2307970B2 (de) 1975-09-25
JPS4897044A (xx) 1973-12-11
AT337819B (de) 1977-07-25
IL41586A (en) 1975-06-25
DK143072B (da) 1981-03-23
NL7302209A (xx) 1973-08-24
DK143072C (da) 1981-11-02
BR7301238D0 (pt) 1974-02-19
US3805378A (en) 1974-04-23
AR193572A1 (es) 1973-04-30
ATA158973A (de) 1976-11-15
JPS5642093B2 (xx) 1981-10-02
IL41586A0 (en) 1973-04-30
ZA731216B (en) 1974-04-24
NL160109B (nl) 1979-04-17

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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