JPS5040781Y2 - - Google Patents

Info

Publication number
JPS5040781Y2
JPS5040781Y2 JP1971011554U JP1155471U JPS5040781Y2 JP S5040781 Y2 JPS5040781 Y2 JP S5040781Y2 JP 1971011554 U JP1971011554 U JP 1971011554U JP 1155471 U JP1155471 U JP 1155471U JP S5040781 Y2 JPS5040781 Y2 JP S5040781Y2
Authority
JP
Japan
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
JP1971011554U
Other versions
JPS478599U (ja
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 filed Critical
Priority to JP1971011554U priority Critical patent/JPS5040781Y2/ja
Priority to GB724572A priority patent/GB1383702A/en
Priority to US00227750A priority patent/US3744027A/en
Priority to DE2208772A priority patent/DE2208772C2/de
Priority to NLAANVRAGE7202421,A priority patent/NL176024C/xx
Priority to CA135,456A priority patent/CA954625A/en
Priority to FR7206535A priority patent/FR2127811A5/fr
Publication of JPS478599U publication Critical patent/JPS478599U/ja
Application granted granted Critical
Publication of JPS5040781Y2 publication Critical patent/JPS5040781Y2/ja
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
    • G06K7/083—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 inductive
    • G06K7/085—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 inductive metal detectors
    • 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
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
    • G07C9/00—Individual registration on entry or exit
    • G07C9/00174—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
    • G07C9/00658—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated by passive electrical keys
    • G07C9/00722—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated by passive electrical keys with magnetic components, e.g. magnets, magnetic strips, metallic inserts
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
    • G07C9/00—Individual registration on entry or exit
    • G07C9/20—Individual registration on entry or exit involving the use of a pass
    • G07C9/215—Individual registration on entry or exit involving the use of a pass the system having a variable access-code, e.g. varied as a function of time
JP1971011554U 1971-02-25 1971-02-25 Expired JPS5040781Y2 (ja)

Priority Applications (7)

Application Number Priority Date Filing Date Title
JP1971011554U JPS5040781Y2 (ja) 1971-02-25 1971-02-25
GB724572A GB1383702A (en) 1971-02-25 1972-02-16 Magnetic apparatus
US00227750A US3744027A (en) 1971-02-25 1972-02-22 Magnetic verifing system
DE2208772A DE2208772C2 (de) 1971-02-25 1972-02-24 Steuereinrichtung für Schließvorrichtungen
NLAANVRAGE7202421,A NL176024C (nl) 1971-02-25 1972-02-24 Magnetisch besturingsstelsel.
CA135,456A CA954625A (en) 1971-02-25 1972-02-24 Magnetic verifying system
FR7206535A FR2127811A5 (ja) 1971-02-25 1972-02-25

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1971011554U JPS5040781Y2 (ja) 1971-02-25 1971-02-25

Publications (2)

Publication Number Publication Date
JPS478599U JPS478599U (ja) 1972-10-02
JPS5040781Y2 true JPS5040781Y2 (ja) 1975-11-20

Family

ID=11781153

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1971011554U Expired JPS5040781Y2 (ja) 1971-02-25 1971-02-25

Country Status (7)

Country Link
US (1) US3744027A (ja)
JP (1) JPS5040781Y2 (ja)
CA (1) CA954625A (ja)
DE (1) DE2208772C2 (ja)
FR (1) FR2127811A5 (ja)
GB (1) GB1383702A (ja)
NL (1) NL176024C (ja)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5441770Y2 (ja) * 1974-09-12 1979-12-06
DE2753381A1 (de) * 1977-11-30 1979-06-07 Sachs Systemtechnik Gmbh Magnetschaltschloss
JPS59102066A (ja) * 1982-12-03 1984-06-12 株式会社　マコメ研究所 磁気カ−ド照合器
GB2137685B (en) * 1983-02-16 1987-10-21 Kumahira Safe Co Magnetic lock

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE370427C (de) * 1921-12-16 1923-03-02 Martin Hamel Elektrisches Sicherheitsschloss
GB867663A (en) * 1957-03-13 1961-05-10 Bush And Rank Cintel Ltd Improvements in or relating to electrical locks
GB1006095A (en) * 1961-01-13 1965-09-29 Adolf Heinrich Michel Keying devices, particularly for electrical musical instruments
US3327290A (en) * 1963-03-25 1967-06-20 Amp Inc Dial sequence detector
BE638197A (fr) * 1963-10-03 1964-04-03 Acec Circuits logiques à sécurité intrinsèque
US3453598A (en) * 1965-06-03 1969-07-01 Nasco Design Corp Credit card verifier using transformers

Also Published As

Publication number Publication date
FR2127811A5 (ja) 1972-10-13
NL176024C (nl) 1985-02-01
DE2208772C2 (de) 1982-08-19
NL7202421A (ja) 1972-08-29
US3744027A (en) 1973-07-03
JPS478599U (ja) 1972-10-02
CA954625A (en) 1974-09-10
DE2208772A1 (de) 1972-08-31
GB1383702A (en) 1974-02-12

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