GB2000544A - Lock and key device - Google Patents

Lock and key device

Info

Publication number
GB2000544A
GB2000544A GB7826706A GB7826706A GB2000544A GB 2000544 A GB2000544 A GB 2000544A GB 7826706 A GB7826706 A GB 7826706A GB 7826706 A GB7826706 A GB 7826706A GB 2000544 A GB2000544 A GB 2000544A
Authority
GB
United Kingdom
Prior art keywords
passage
detector
lock
key
source
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.)
Granted
Application number
GB7826706A
Other versions
GB2000544B (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.)
RAPPOPORT V
Original Assignee
RAPPOPORT V
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
Priority claimed from FR7718084A external-priority patent/FR2394656A1/en
Priority claimed from FR7816631A external-priority patent/FR2427448A2/en
Application filed by RAPPOPORT V filed Critical RAPPOPORT V
Publication of GB2000544A publication Critical patent/GB2000544A/en
Application granted granted Critical
Publication of GB2000544B publication Critical patent/GB2000544B/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B49/00—Electric permutation locks; Circuits therefor ; Mechanical aspects of electronic locks; Mechanical keys therefor
    • E05B49/002—Keys with mechanical characteristics, e.g. notches, perforations, opaque marks
    • E05B49/006—Keys with mechanical characteristics, e.g. notches, perforations, opaque marks actuating opto-electronic devices

Landscapes

  • Lock And Its Accessories (AREA)

Abstract

A lock has opening into its key- receiving passage 51 an energy, e.g. light, source 55, 55a and a detector 60, 61, 81 which are spaced apart lengthwise of the passage and, if desired, also angularly offset about the passage axis, and the associated key 52 has in it an energy guide, e.g. a light guide 65, 65' and 82, the ends of which, when the key is fully inserted into the passage, register respectively with the source and the detector whereby the detector is energised to produce a control signal. <IMAGE>
GB7826706A 1977-06-13 1978-06-12 Lock and key device Expired GB2000544B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR7718084A FR2394656A1 (en) 1977-06-13 1977-06-13 Vehicle ignition lock employing light conductor - has fibre optic conductor from key emitter to detector
FR7816631A FR2427448A2 (en) 1978-06-02 1978-06-02 Vehicle ignition lock employing light conductor - has fibre optic conductor from key emitter to detector

Publications (2)

Publication Number Publication Date
GB2000544A true GB2000544A (en) 1979-01-10
GB2000544B GB2000544B (en) 1982-02-10

Family

ID=26220073

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7826706A Expired GB2000544B (en) 1977-06-13 1978-06-12 Lock and key device

Country Status (5)

Country Link
JP (1) JPS546254A (en)
DE (1) DE2825874A1 (en)
ES (1) ES470713A1 (en)
GB (1) GB2000544B (en)
IT (1) IT1095070B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001079631A1 (en) * 2000-04-14 2001-10-25 Rice Mcdonald Jeremy Christoph Security system

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE934814C (en) * 1951-12-11 1955-11-03 Hans-Stefan Neubert Lock that can be opened with a power supply
SE330133B (en) * 1969-01-07 1970-11-02 Brosow J
DE1901911C3 (en) * 1969-01-15 1978-06-01 Phinizy, Robert Burchall, Anaheim, Calif. (V.St.A.) Electric permutation lock
US3582890A (en) * 1969-12-01 1971-06-01 Leslie C Rivers Credit key
DE2054456A1 (en) * 1970-11-05 1972-05-10 Licentia Gmbh Identification system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001079631A1 (en) * 2000-04-14 2001-10-25 Rice Mcdonald Jeremy Christoph Security system

Also Published As

Publication number Publication date
IT1095070B (en) 1985-08-10
GB2000544B (en) 1982-02-10
IT7824538A0 (en) 1978-06-13
ES470713A1 (en) 1979-01-16
JPS546254A (en) 1979-01-18
DE2825874A1 (en) 1978-12-21

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Legal Events

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