GB1555714A - Magnetic card reader - Google Patents

Magnetic card reader

Info

Publication number
GB1555714A
GB1555714A GB5204676A GB5204676A GB1555714A GB 1555714 A GB1555714 A GB 1555714A GB 5204676 A GB5204676 A GB 5204676A GB 5204676 A GB5204676 A GB 5204676A GB 1555714 A GB1555714 A GB 1555714A
Authority
GB
United Kingdom
Prior art keywords
card reader
magnetic card
magnetic
reader
card
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
GB5204676A
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.)
Sedley B S
Original Assignee
Sedley B S
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 Sedley B S filed Critical Sedley B S
Priority to GB5204676A priority Critical patent/GB1555714A/en
Publication of GB1555714A publication Critical patent/GB1555714A/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
    • G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
    • G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
    • G06K19/06187—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code with magnetically detectable marking
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
GB5204676A 1976-12-14 1976-12-14 Magnetic card reader Expired GB1555714A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB5204676A GB1555714A (en) 1976-12-14 1976-12-14 Magnetic card reader

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5204676A GB1555714A (en) 1976-12-14 1976-12-14 Magnetic card reader

Publications (1)

Publication Number Publication Date
GB1555714A true GB1555714A (en) 1979-11-14

Family

ID=10462441

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5204676A Expired GB1555714A (en) 1976-12-14 1976-12-14 Magnetic card reader

Country Status (1)

Country Link
GB (1) GB1555714A (en)

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Legal Events

Date Code Title Description
PS Patent sealed
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PE20 Patent expired after termination of 20 years

Effective date: 19961213