FR424060A - Fermeture pour lampes de sureté de mines - Google Patents

Fermeture pour lampes de sureté de mines

Info

Publication number
FR424060A
FR424060A FR424060DA FR424060A FR 424060 A FR424060 A FR 424060A FR 424060D A FR424060D A FR 424060DA FR 424060 A FR424060 A FR 424060A
Authority
FR
France
Prior art keywords
closure
mine safety
safety lamps
lamps
mine
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
Other languages
English (en)
Inventor
Leon-Antoine Dumoulin
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.)
LEON ANTOINE DUMOULIN
Original Assignee
LEON ANTOINE DUMOULIN
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 LEON ANTOINE DUMOULIN filed Critical LEON ANTOINE DUMOULIN
Application granted granted Critical
Publication of FR424060A publication Critical patent/FR424060A/fr
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21L—LIGHTING DEVICES OR SYSTEMS THEREOF, BEING PORTABLE OR SPECIALLY ADAPTED FOR TRANSPORTATION
    • F21L23/00—Non-electric hand-lamps for miners
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23D—BURNERS
    • F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
    • F23D14/30—Inverted burners, e.g. for illumination

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
FR424060D 1910-01-21 1910-12-23 Fermeture pour lampes de sureté de mines Expired FR424060A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE424060X 1910-01-21

Publications (1)

Publication Number Publication Date
FR424060A true FR424060A (fr) 1911-05-04

Family

ID=1466848

Family Applications (1)

Application Number Title Priority Date Filing Date
FR424060D Expired FR424060A (fr) 1910-01-21 1910-12-23 Fermeture pour lampes de sureté de mines

Country Status (1)

Country Link
FR (1) FR424060A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2592208A (en) * 1949-08-31 1952-04-08 Edison Inc Thomas A Bezel lock for electric safety lamps
US4752441A (en) * 1985-11-14 1988-06-21 Westinghouse Electric Corp. Modular former for inner barrel assembly of pressurized water reactor

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2592208A (en) * 1949-08-31 1952-04-08 Edison Inc Thomas A Bezel lock for electric safety lamps
US4752441A (en) * 1985-11-14 1988-06-21 Westinghouse Electric Corp. Modular former for inner barrel assembly of pressurized water reactor

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