FR570876A - Perfectionnements aux douilles de lampes à incandescence - Google Patents

Perfectionnements aux douilles de lampes à incandescence

Info

Publication number
FR570876A
FR570876A FR570876DA FR570876A FR 570876 A FR570876 A FR 570876A FR 570876D A FR570876D A FR 570876DA FR 570876 A FR570876 A FR 570876A
Authority
FR
France
Prior art keywords
incandescent lamp
lamp sockets
sockets
incandescent
sockets improvements
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)
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.)
Compagnie Francaise Thomson Houston SA
Original Assignee
Compagnie Francaise Thomson Houston 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 Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Application granted granted Critical
Publication of FR570876A publication Critical patent/FR570876A/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R33/00—Coupling devices specially adapted for supporting apparatus and having one part acting as a holder providing support and electrical connection via a counterpart which is structurally associated with the apparatus, e.g. lamp holders; Separate parts thereof
    • H01R33/05—Two-pole devices
    • H01R33/46—Two-pole devices for bayonet type base

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR570876D 1923-09-18 1923-09-18 Perfectionnements aux douilles de lampes à incandescence Expired FR570876A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR570876T 1923-09-18

Publications (1)

Publication Number Publication Date
FR570876A true FR570876A (fr) 1924-05-08

Family

ID=8950172

Family Applications (1)

Application Number Title Priority Date Filing Date
FR570876D Expired FR570876A (fr) 1923-09-18 1923-09-18 Perfectionnements aux douilles de lampes à incandescence

Country Status (1)

Country Link
FR (1) FR570876A (fr)

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