FR487087A - Lampe électrique (de sureté) - Google Patents

Lampe électrique (de sureté)

Info

Publication number
FR487087A
FR487087A FR487087A FR487087DA FR487087A FR 487087 A FR487087 A FR 487087A FR 487087 A FR487087 A FR 487087A FR 487087D A FR487087D A FR 487087DA FR 487087 A FR487087 A FR 487087A
Authority
FR
France
Prior art keywords
safety
electric lamp
lamp
electric
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
FR487087A
Other languages
English (en)
Inventor
Thenenan-Yves-Marie Deniel
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.)
THENENAN YVES MARIE DENIEL
Original Assignee
THENENAN YVES MARIE DENIEL
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 THENENAN YVES MARIE DENIEL filed Critical THENENAN YVES MARIE DENIEL
Application granted granted Critical
Publication of FR487087A publication Critical patent/FR487087A/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
    • F21L4/00—Electric lighting devices with self-contained electric batteries or cells
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21L—LIGHTING DEVICES OR SYSTEMS THEREOF, BEING PORTABLE OR SPECIALLY ADAPTED FOR TRANSPORTATION
    • F21L2/00—Systems of electric lighting devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V25/00—Safety devices structurally associated with lighting devices
    • F21V25/02—Safety devices structurally associated with lighting devices coming into action when lighting device is disturbed, dismounted, or broken
    • F21V25/06—Safety devices structurally associated with lighting devices coming into action when lighting device is disturbed, dismounted, or broken feeding a quenching fluid to the light source

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR487087A 1917-10-08 1917-10-08 Lampe électrique (de sureté) Expired FR487087A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR487087T 1917-10-08

Publications (1)

Publication Number Publication Date
FR487087A true FR487087A (fr) 1918-06-04

Family

ID=1523631

Family Applications (1)

Application Number Title Priority Date Filing Date
FR487087A Expired FR487087A (fr) 1917-10-08 1917-10-08 Lampe électrique (de sureté)

Country Status (1)

Country Link
FR (1) FR487087A (fr)

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