BE876198A - Systeme interdisant la penetration dans des zones dangereuses d'installations d'exploitations souterraines - Google Patents

Systeme interdisant la penetration dans des zones dangereuses d'installations d'exploitations souterraines

Info

Publication number
BE876198A
BE876198A BE0/195113A BE195113A BE876198A BE 876198 A BE876198 A BE 876198A BE 0/195113 A BE0/195113 A BE 0/195113A BE 195113 A BE195113 A BE 195113A BE 876198 A BE876198 A BE 876198A
Authority
BE
Belgium
Prior art keywords
operating facilities
prohibiting entry
hazardous zones
underground operating
system prohibiting
Prior art date
Application number
BE0/195113A
Other languages
English (en)
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Publication of BE876198A publication Critical patent/BE876198A/fr

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
    • E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
    • E21F17/18—Special adaptations of signalling or alarm devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16P—SAFETY DEVICES IN GENERAL; SAFETY DEVICES FOR PRESSES
    • F16P3/00—Safety devices acting in conjunction with the control or operation of a machine; Control arrangements requiring the simultaneous use of two or more parts of the body
    • F16P3/12—Safety devices acting in conjunction with the control or operation of a machine; Control arrangements requiring the simultaneous use of two or more parts of the body with means, e.g. feelers, which in case of the presence of a body part of a person in or near the danger zone influence the control or operation of the machine
    • F16P3/14—Safety devices acting in conjunction with the control or operation of a machine; Control arrangements requiring the simultaneous use of two or more parts of the body with means, e.g. feelers, which in case of the presence of a body part of a person in or near the danger zone influence the control or operation of the machine the means being photocells or other devices sensitive without mechanical contact
    • F16P3/147—Safety devices acting in conjunction with the control or operation of a machine; Control arrangements requiring the simultaneous use of two or more parts of the body with means, e.g. feelers, which in case of the presence of a body part of a person in or near the danger zone influence the control or operation of the machine the means being photocells or other devices sensitive without mechanical contact using electro-magnetic technology, e.g. tags or radar
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/22—Electrical actuation
    • G08B13/24—Electrical actuation by interference with electromagnetic field distribution
    • G08B13/2491—Intrusion detection systems, i.e. where the body of an intruder causes the interference with the electromagnetic field

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mining & Mineral Resources (AREA)
  • General Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Geochemistry & Mineralogy (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Transmitters (AREA)
BE0/195113A 1978-05-12 1979-05-11 Systeme interdisant la penetration dans des zones dangereuses d'installations d'exploitations souterraines BE876198A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2820840A DE2820840C3 (de) 1978-05-12 1978-05-12 Anordnung zur Absicherung von Gefahrenbereichen in Untertagebetrieben

Publications (1)

Publication Number Publication Date
BE876198A true BE876198A (fr) 1979-11-12

Family

ID=6039249

Family Applications (1)

Application Number Title Priority Date Filing Date
BE0/195113A BE876198A (fr) 1978-05-12 1979-05-11 Systeme interdisant la penetration dans des zones dangereuses d'installations d'exploitations souterraines

Country Status (5)

Country Link
BE (1) BE876198A (fr)
DE (1) DE2820840C3 (fr)
FR (1) FR2425683A1 (fr)
GB (1) GB2024568B (fr)
YU (1) YU111879A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1999056258A1 (fr) * 1998-04-30 1999-11-04 The Government Of The United States Of America As Represented By The Secretary Of The Department Of Health And Human Services Module d'alerte a securite intrinseque destine a prevenir d'un danger d'effondrement d'un plafond
US6469619B1 (en) 1999-04-20 2002-10-22 The United States Of America As Represented By The Department Of Health And Human Services Intrinsically-safe roof hazard alert module

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5621435A (en) 1979-07-31 1981-02-27 Nissan Motor Co Ltd Extrahigh frequency transmitting and receiving device
DE3010667C2 (de) * 1980-03-20 1982-11-11 Aeg-Elotherm Gmbh, 5630 Remscheid Sicherheitseinrichtung für eine Werkzeugmaschine
DE3234601A1 (de) * 1982-09-17 1984-03-22 Siemens AG, 1000 Berlin und 8000 München Anordnung zur markierung von personen und objekten
US6114955A (en) * 1998-06-03 2000-09-05 Interactive Technologies, Inc. System and method for antenna failure detection

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NO126975B (fr) * 1967-03-30 1973-04-16 John Welsh
GB1187130A (en) * 1967-12-09 1970-04-08 Plessey Co Ltd Improvements in or relating to Vehicle Identification Systems.
US3798642A (en) * 1972-09-27 1974-03-19 Microlab Fxr Recognition system

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1999056258A1 (fr) * 1998-04-30 1999-11-04 The Government Of The United States Of America As Represented By The Secretary Of The Department Of Health And Human Services Module d'alerte a securite intrinseque destine a prevenir d'un danger d'effondrement d'un plafond
GB2355098A (en) * 1998-04-30 2001-04-11 Us Gov Health & Human Serv Intrinsically safe roof hazard alert module
GB2355098B (en) * 1998-04-30 2003-07-02 Us Gov Health & Human Serv Intrinsically safe roof hazard alert module
US6469619B1 (en) 1999-04-20 2002-10-22 The United States Of America As Represented By The Department Of Health And Human Services Intrinsically-safe roof hazard alert module

Also Published As

Publication number Publication date
FR2425683B1 (fr) 1985-02-08
DE2820840B2 (de) 1981-03-12
FR2425683A1 (fr) 1979-12-07
DE2820840A1 (de) 1979-11-22
GB2024568B (en) 1982-05-19
YU111879A (en) 1983-01-21
GB2024568A (en) 1980-01-09
DE2820840C3 (de) 1982-01-21

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: SIEMENS A.G.

Effective date: 19850511