FR665470A - Improvements in the construction of incandescent electric lamps - Google Patents

Improvements in the construction of incandescent electric lamps

Info

Publication number
FR665470A
FR665470A FR665470DA FR665470A FR 665470 A FR665470 A FR 665470A FR 665470D A FR665470D A FR 665470DA FR 665470 A FR665470 A FR 665470A
Authority
FR
France
Prior art keywords
construction
electric lamps
incandescent electric
incandescent
lamps
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
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.)
Westinghouse Lamp Co
Original Assignee
Westinghouse Lamp Co
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 Westinghouse Lamp Co filed Critical Westinghouse Lamp Co
Application granted granted Critical
Publication of FR665470A publication Critical patent/FR665470A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • H01J9/20—Manufacture of screens on or from which an image or pattern is formed, picked up, converted or stored; Applying coatings to the vessel
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
    • B05B13/06—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00 specially designed for treating the inside of hollow bodies
    • B05B13/0609—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00 specially designed for treating the inside of hollow bodies the hollow bodies being automatically fed to, or removed from, the machine
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K3/00—Apparatus or processes adapted to the manufacture, installing, removal, or maintenance of incandescent lamps or parts thereof
    • H01K3/005—Methods for coating the surface of the envelope

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Nozzles (AREA)
FR665470D 1927-12-09 1928-12-08 Improvements in the construction of incandescent electric lamps Expired FR665470A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US665470XA 1927-12-09 1927-12-09

Publications (1)

Publication Number Publication Date
FR665470A true FR665470A (en) 1929-09-19

Family

ID=22070193

Family Applications (1)

Application Number Title Priority Date Filing Date
FR665470D Expired FR665470A (en) 1927-12-09 1928-12-08 Improvements in the construction of incandescent electric lamps

Country Status (3)

Country Link
DE (1) DE559450C (en)
FR (1) FR665470A (en)
NL (1) NL26859C (en)

Also Published As

Publication number Publication date
DE559450C (en) 1932-09-21
NL26859C (en)

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