AR225906A1 - Disposicion de seguridad - Google Patents

Disposicion de seguridad

Info

Publication number
AR225906A1
AR225906A1 AR219170A AR21917079A AR225906A1 AR 225906 A1 AR225906 A1 AR 225906A1 AR 219170 A AR219170 A AR 219170A AR 21917079 A AR21917079 A AR 21917079A AR 225906 A1 AR225906 A1 AR 225906A1
Authority
AR
Argentina
Prior art keywords
safety provision
provision
safety
Prior art date
Application number
AR219170A
Other languages
English (en)
Spanish (es)
Original Assignee
Metafix Trefilunion Sa
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 Metafix Trefilunion Sa filed Critical Metafix Trefilunion Sa
Application granted granted Critical
Publication of AR225906A1 publication Critical patent/AR225906A1/es

Links

Classifications

    • 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
    • G08B29/18—Prevention or correction of operating errors
    • G08B29/20—Calibration, including self-calibrating arrangements
    • G08B29/24—Self-calibration, e.g. compensating for environmental drift or ageing of components
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R17/00—Measuring arrangements involving comparison with a reference value, e.g. bridge
    • G01R17/02—Arrangements in which the value to be measured is automatically compared with a reference value
    • G01R17/06—Automatic balancing arrangements
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/22—Electrical actuation
    • G08B13/26—Electrical actuation by proximity of an intruder causing variation in capacitance or inductance of a circuit
    • 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
    • G08B29/06—Monitoring of the line circuits, e.g. signalling of line faults
    • G08B29/08—Signalling of tampering with the line circuit

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Burglar Alarm Systems (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
  • Air Bags (AREA)
  • Alarm Systems (AREA)
  • Emergency Alarm Devices (AREA)
AR219170A 1978-12-05 1979-12-05 Disposicion de seguridad AR225906A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7834188A FR2443683A1 (fr) 1978-12-05 1978-12-05 Systeme de securite

Publications (1)

Publication Number Publication Date
AR225906A1 true AR225906A1 (es) 1982-05-14

Family

ID=9215693

Family Applications (1)

Application Number Title Priority Date Filing Date
AR219170A AR225906A1 (es) 1978-12-05 1979-12-05 Disposicion de seguridad

Country Status (15)

Country Link
US (1) US4420745A (pt)
EP (1) EP0012092B1 (pt)
JP (1) JPS55123794A (pt)
AR (1) AR225906A1 (pt)
AT (1) ATE4563T1 (pt)
AU (1) AU533426B2 (pt)
BR (1) BR7907900A (pt)
CA (1) CA1130885A (pt)
DD (1) DD147727A5 (pt)
DE (1) DE2966121D1 (pt)
ES (1) ES486395A1 (pt)
FR (1) FR2443683A1 (pt)
IN (1) IN153377B (pt)
MX (1) MX147487A (pt)
ZA (1) ZA796442B (pt)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4580062A (en) * 1983-04-21 1986-04-01 Cosden Technology, Inc. Safety shield control device
CA1254629A (en) * 1986-03-21 1989-05-23 Peter Faulkner Equipment security system
JPS647198A (en) * 1987-06-30 1989-01-11 Nittan Co Ltd Environmental abnormality warning device
AU2481088A (en) * 1987-09-16 1989-04-17 Simpson, Roland Bruce Proximity sensor
US5225808A (en) * 1990-08-08 1993-07-06 Olivadotti William C Long range intruder sensor
US5440501A (en) * 1992-06-26 1995-08-08 Mitutoyo Corporation Energy saving capacitance type measuring device for absolute measurement of positions
US7538683B2 (en) * 2005-10-26 2009-05-26 Motorola, Inc. Containment mechanism manipulation responsive electrical circuit power usage apparatus and method

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2031951A (en) * 1932-02-25 1936-02-25 Bell Telephone Labor Inc Burglar alarm system
US2931957A (en) * 1954-12-09 1960-04-05 Paar Josef Impedance bridge arrangements
US3423748A (en) * 1965-10-20 1969-01-21 Mosler Research Products Inc Line supervisory circuit
US3801972A (en) * 1971-06-23 1974-04-02 Ambac Ind Gas analyzer circuitry
US3939770A (en) * 1971-12-22 1976-02-24 The United States Of America As Represented By The Secretary Of The Navy Short range passive electromagnetic detector
US4065762A (en) * 1975-12-29 1977-12-27 Walter John W A.C. bridge intrusion alarm system
US4063447A (en) * 1977-03-14 1977-12-20 Honeywell, Inc. Bridge circuit with drift compensation

Also Published As

Publication number Publication date
ES486395A1 (es) 1980-05-16
AU533426B2 (en) 1983-11-24
CA1130885A (en) 1982-08-31
EP0012092A1 (fr) 1980-06-11
DE2966121D1 (en) 1983-10-06
FR2443683A1 (fr) 1980-07-04
AU5344079A (en) 1980-06-12
BR7907900A (pt) 1980-07-29
MX147487A (es) 1982-12-07
US4420745A (en) 1983-12-13
ZA796442B (en) 1980-11-26
IN153377B (pt) 1984-07-14
DD147727A5 (de) 1981-04-15
FR2443683B1 (pt) 1981-12-04
ATE4563T1 (de) 1983-09-15
EP0012092B1 (fr) 1983-08-31
JPS55123794A (en) 1980-09-24

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