NL42087C - - Google Patents

Info

Publication number
NL42087C
NL42087C NL42087DA NL42087C NL 42087 C NL42087 C NL 42087C NL 42087D A NL42087D A NL 42087DA NL 42087 C NL42087 C NL 42087C
Authority
NL
Netherlands
Application number
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.)
Publication of NL42087C publication Critical patent/NL42087C/xx

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
    • F21V19/00—Fastening of light sources or lamp holders
    • F21V19/006—Fastening of light sources or lamp holders of point-like light sources, e.g. incandescent or halogen lamps, with screw-threaded or bayonet base
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/52—Cooling arrangements; Heating arrangements; Means for circulating gas or vapour within the discharge space
    • H01J61/523—Heating or cooling particular parts of the lamp

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Vessels And Coating Films For Discharge Lamps (AREA)
  • Chemical Vapour Deposition (AREA)
NL42087D 1933-11-06 NL42087C (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE433589X 1933-11-06

Publications (1)

Publication Number Publication Date
NL42087C true NL42087C (enrdf_load_stackoverflow)

Family

ID=6500654

Family Applications (1)

Application Number Title Priority Date Filing Date
NL42087D NL42087C (enrdf_load_stackoverflow) 1933-11-06

Country Status (4)

Country Link
US (1) US2020708A (enrdf_load_stackoverflow)
FR (2) FR433589A (enrdf_load_stackoverflow)
GB (1) GB433589A (enrdf_load_stackoverflow)
NL (1) NL42087C (enrdf_load_stackoverflow)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2645665C2 (de) * 1976-10-09 1983-01-27 Erco Leuchten GmbH, 5880 Lüdenscheid Leuchte
NL7810672A (nl) * 1978-10-26 1980-04-29 Philips Nv Lagedrukkwikdampontladingslamp.
GB2137407B (en) * 1983-03-24 1986-09-24 Emi Plc Thorn Low pressure discharge lamps
DE3535881A1 (de) * 1985-10-08 1987-04-16 Preh Elektro Feinmechanik Beleuchtungseinrichtung fuer eine frontplatte
USD314629S (en) 1987-07-20 1991-02-12 Matsushita Electronics Corporation Fluorescent lamp

Also Published As

Publication number Publication date
US2020708A (en) 1935-11-12
FR433589A (fr) 1912-01-10
FR780700A (fr) 1935-04-30
GB433589A (en) 1935-08-16

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