GB1123423A - Magnetically operated electric switches - Google Patents

Magnetically operated electric switches

Info

Publication number
GB1123423A
GB1123423A GB397365A GB397365A GB1123423A GB 1123423 A GB1123423 A GB 1123423A GB 397365 A GB397365 A GB 397365A GB 397365 A GB397365 A GB 397365A GB 1123423 A GB1123423 A GB 1123423A
Authority
GB
United Kingdom
Prior art keywords
electric switches
magnetically operated
operated electric
magnetically
switches
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
GB397365A
Inventor
Ronald Thomas
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.)
Unisys Group Services Ltd
Original Assignee
Sperry Rand 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 Sperry Rand Ltd filed Critical Sperry Rand Ltd
Priority to GB397365A priority Critical patent/GB1123423A/en
Publication of GB1123423A publication Critical patent/GB1123423A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/08—Methods or arrangements for sensing record carriers, e.g. for reading patterns by means detecting the change of an electrostatic or magnetic field, e.g. by detecting change of capacitance between electrodes
    • G06K7/082—Methods or arrangements for sensing record carriers, e.g. for reading patterns by means detecting the change of an electrostatic or magnetic field, e.g. by detecting change of capacitance between electrodes using inductive or magnetic sensors
    • G06K7/087—Methods or arrangements for sensing record carriers, e.g. for reading patterns by means detecting the change of an electrostatic or magnetic field, e.g. by detecting change of capacitance between electrodes using inductive or magnetic sensors flux-sensitive, e.g. magnetic, detectors
    • G06K7/088—Methods or arrangements for sensing record carriers, e.g. for reading patterns by means detecting the change of an electrostatic or magnetic field, e.g. by detecting change of capacitance between electrodes using inductive or magnetic sensors flux-sensitive, e.g. magnetic, detectors using magneto-sensitive switches, e.g. reed-switches
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H36/00—Switches actuated by change of magnetic field or of electric field, e.g. by change of relative position of magnet and switch, by shielding
    • H01H36/0006—Permanent magnet actuating reed switches
    • H01H36/0013—Permanent magnet actuating reed switches characterised by the co-operation between reed switch and permanent magnet; Magnetic circuits
    • H01H36/002—Actuation by moving ferromagnetic material, switch and magnet being fixed

Landscapes

  • Engineering & Computer Science (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
GB397365A 1965-01-29 1965-01-29 Magnetically operated electric switches Expired GB1123423A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB397365A GB1123423A (en) 1965-01-29 1965-01-29 Magnetically operated electric switches

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB397365A GB1123423A (en) 1965-01-29 1965-01-29 Magnetically operated electric switches

Publications (1)

Publication Number Publication Date
GB1123423A true GB1123423A (en) 1968-08-14

Family

ID=9768401

Family Applications (1)

Application Number Title Priority Date Filing Date
GB397365A Expired GB1123423A (en) 1965-01-29 1965-01-29 Magnetically operated electric switches

Country Status (1)

Country Link
GB (1) GB1123423A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2178236A (en) * 1985-06-06 1987-02-04 Aica Kogyo Co Ltd Keysensor and keyholder

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2178236A (en) * 1985-06-06 1987-02-04 Aica Kogyo Co Ltd Keysensor and keyholder
GB2178236B (en) * 1985-06-06 1989-11-01 Aica Kogyo Co Ltd Keysensing system

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