FR2598005B1 - Dispositif de detection magnetique, notamment pour protection contre la fraude - Google Patents

Dispositif de detection magnetique, notamment pour protection contre la fraude

Info

Publication number: FR2598005B1
Authority: FR; France
Prior art keywords: detection device; protection against; magnetic detection; against fraud; fraud
Prior art date: 1986-04-25
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

FR8606039A

Other languages

English (en)

Other versions

FR2598005A1 (fr

Inventor

M D Nicolas

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.)

CONST ELECT ELECTRO CIE

Original Assignee

CONST ELECT ELECTRO CIE

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.)

1986-04-25

Filing date

1986-04-25

Publication date

1988-10-28

1986-04-25 Application filed by CONST ELECT ELECTRO CIE filed Critical CONST ELECT ELECTRO CIE

1986-04-25 Priority to FR8606039A priority Critical patent/FR2598005B1/fr

1987-10-30 Publication of FR2598005A1 publication Critical patent/FR2598005A1/fr

1988-10-28 Application granted granted Critical

1988-10-28 Publication of FR2598005B1 publication Critical patent/FR2598005B1/fr

Status Expired legal-status Critical Current

Classifications

- 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
- H01H36/0046—Limit switches, also fail-safe operation or anti-tamper considerations
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B13/00—Burglar, theft or intruder alarms
- G08B13/02—Mechanical actuation
- G08B13/08—Mechanical actuation by opening, e.g. of door, of window, of drawer, of shutter, of curtain, of blind
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B29/00—Checking or monitoring of signalling or alarm systems; Prevention or correction of operating errors, e.g. preventing unauthorised operation
- G08B29/02—Monitoring continuously signalling or alarm systems
- G08B29/04—Monitoring of the detection circuits
- G08B29/046—Monitoring of the detection circuits prevention of tampering with detection circuits

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Engineering & Computer Science (AREA)
Computer Security & Cryptography (AREA)
Burglar Alarm Systems (AREA)
Pinball Game Machines (AREA)

FR8606039A 1986-04-25 1986-04-25 Dispositif de detection magnetique, notamment pour protection contre la fraude Expired FR2598005B1 (fr)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
FR8606039A FR2598005B1 (fr)	1986-04-25	1986-04-25	Dispositif de detection magnetique, notamment pour protection contre la fraude

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR8606039A FR2598005B1 (fr)	1986-04-25	1986-04-25	Dispositif de detection magnetique, notamment pour protection contre la fraude

Publications (2)

Publication Number	Publication Date
FR2598005A1 FR2598005A1 (fr)	1987-10-30
FR2598005B1 true FR2598005B1 (fr)	1988-10-28

Family

ID=9334641

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR8606039A Expired FR2598005B1 (fr)	1986-04-25	1986-04-25	Dispositif de detection magnetique, notamment pour protection contre la fraude

Country Status (1)

Country	Link
FR (1)	FR2598005B1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2844391B1 (fr) *	2002-09-11	2006-04-28	Bosch Gmbh Robert	Interrupteur electrique perfectionne et ensemble formant reservoir pour liquide de frein comprenant cet interrupteur
CN101383083B (zh) *	2008-07-11	2013-06-19	冯林	报警方法及其报警器

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3161742A (en) *	1961-08-24	1964-12-15	Specialties Dev Corp	Magnetic intruder and fire deterctor
GB1250803A (fr) *	1968-11-08	1971-10-20
DE2031015A1 (de) *	1970-06-23	1971-12-30	Bunker Ramo	Kontroll-, insbesondere Alarmanlage
US3668579A (en) *	1970-11-09	1972-06-06	Door Alarm Device Corp	Magnetic door alarm
FR2130951A5 (fr) *	1971-03-26	1972-11-10	Dentzer Noxa Groupe
FR2336659A1 (fr) *	1975-12-24	1977-07-22	Lynx Alarm	Detecteur magnetique du deplacement relatif de deux objets, notamment detecteur d'ouverture pour systemes de protection
FR2358002A1 (fr) *	1976-07-09	1978-02-03	Lynx Alarm	Detecteur magnetique de securite pour detecter le deplacement relatif de deux objets, notamment l'ouverture d'une issue dans un systeme de protection
FR2438253B2 (fr) *	1978-10-06	1986-11-28	Lynx Alarm	Detecteur magnetique du deplacement relatif de deux objets, notamment detecteur d'ouverture pour systemes de protection

1986
- 1986-04-25 FR FR8606039A patent/FR2598005B1/fr not_active Expired

Also Published As

Publication number	Publication date
FR2598005A1 (fr)	1987-10-30

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Legal Events

Date	Code	Title	Description
1995-02-24	ST	Notification of lapse