FR1386318A - Luminous person call device - Google Patents

Luminous person call device

Info

Publication number
FR1386318A
FR1386318A FR953778A FR953778A FR1386318A FR 1386318 A FR1386318 A FR 1386318A FR 953778 A FR953778 A FR 953778A FR 953778 A FR953778 A FR 953778A FR 1386318 A FR1386318 A FR 1386318A
Authority
FR
France
Prior art keywords
call device
person call
luminous
luminous person
person
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.)
Expired
Application number
FR953778A
Other languages
French (fr)
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.)
Charbonnages de France CDF
Original Assignee
Charbonnages de France CDF
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 Charbonnages de France CDF filed Critical Charbonnages de France CDF
Priority to FR953778A priority Critical patent/FR1386318A/en
Priority to GB4498664A priority patent/GB1070187A/en
Priority to DE1964C0034371 priority patent/DE1289892B/en
Priority to BE655696D priority patent/BE655696A/xx
Application granted granted Critical
Publication of FR1386318A publication Critical patent/FR1386318A/en
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A42—HEADWEAR
    • A42B—HATS; HEAD COVERINGS
    • A42B3/00—Helmets; Helmet covers ; Other protective head coverings
    • A42B3/04—Parts, details or accessories of helmets
    • A42B3/30—Mounting radio sets or communication systems
    • 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
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B5/00—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied
    • G08B5/22—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied using electric transmission; using electromagnetic transmission
    • G08B5/222—Personal calling arrangements or devices, i.e. paging systems
    • G08B5/223—Personal calling arrangements or devices, i.e. paging systems using wireless transmission
    • G08B5/224—Paging receivers with visible signalling details
    • G08B5/225—Display details
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/02—Transmitters
    • H04B1/03—Constructional details, e.g. casings, housings
    • H04B1/034—Portable transmitters
    • H04B1/0343—Portable transmitters to be carried on the body
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/3827—Portable transceivers
    • H04B1/385—Transceivers carried on the body, e.g. in helmets
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/3827—Portable transceivers
    • H04B1/385—Transceivers carried on the body, e.g. in helmets
    • H04B2001/3855—Transceivers carried on the body, e.g. in helmets carried in a belt or harness
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/3827—Portable transceivers
    • H04B1/385—Transceivers carried on the body, e.g. in helmets
    • H04B2001/3866—Transceivers carried on the body, e.g. in helmets carried on the head

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Helmets And Other Head Coverings (AREA)
FR953778A 1963-11-14 1963-11-14 Luminous person call device Expired FR1386318A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR953778A FR1386318A (en) 1963-11-14 1963-11-14 Luminous person call device
GB4498664A GB1070187A (en) 1963-11-14 1964-11-04 A radio-operated personnel calling device
DE1964C0034371 DE1289892B (en) 1963-11-14 1964-11-13 Electrically conductive coupling device
BE655696D BE655696A (en) 1963-11-14 1964-11-13

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR953778A FR1386318A (en) 1963-11-14 1963-11-14 Luminous person call device

Publications (1)

Publication Number Publication Date
FR1386318A true FR1386318A (en) 1965-01-22

Family

ID=8816581

Family Applications (1)

Application Number Title Priority Date Filing Date
FR953778A Expired FR1386318A (en) 1963-11-14 1963-11-14 Luminous person call device

Country Status (4)

Country Link
BE (1) BE655696A (en)
DE (1) DE1289892B (en)
FR (1) FR1386318A (en)
GB (1) GB1070187A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3101542C2 (en) * 1981-01-20 1985-09-26 Ruhrkohle Ag, 4300 Essen Call and signaling system for mining operations
GB8808055D0 (en) * 1988-04-06 1988-05-05 Auto Tracer Ltd Vehicle tracer
GB2254528A (en) * 1991-03-19 1992-10-07 Axl Systems Ltd Miners lamp communicator
CN105134292B (en) * 2015-07-03 2017-09-15 辽宁石油化工大学 A kind of method alarmed under mine using smart mobile phone mutual trust

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1777433A (en) * 1924-08-16 1930-10-07 Hale George William Signaling system
US2904645A (en) * 1956-09-17 1959-09-15 George A Sarles Helmet radios including a transistor amplifier
GB870090A (en) * 1958-01-18 1961-06-14 Lars Axel Tjeder Improvements in and relating to telephone instruments
DE1849654U (en) * 1962-01-16 1962-04-05 Kurt Rutsch ON THE HEAD OR THE HEADGEAR PORTABLE PROTECTIVE DEVICE FOR PEDESTRIANS AGAINST TRAFFIC ACCIDENTS.
DE1803171A1 (en) * 1968-10-15 1970-05-27 Raueiser Wolf Dietrich Flexible plastics container

Also Published As

Publication number Publication date
GB1070187A (en) 1967-06-01
BE655696A (en) 1965-05-13
DE1289892B (en) 1969-02-27

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