FR867138A - Improvements in lamp manufacturing - Google Patents

Improvements in lamp manufacturing

Info

Publication number
FR867138A
FR867138A FR867138DA FR867138A FR 867138 A FR867138 A FR 867138A FR 867138D A FR867138D A FR 867138DA FR 867138 A FR867138 A FR 867138A
Authority
FR
France
Prior art keywords
lamp manufacturing
lamp
manufacturing
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.)
Compagnie des Lampes
Original Assignee
Compagnie des Lampes
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 des Lampes filed Critical Compagnie des Lampes
Application granted granted Critical
Publication of FR867138A publication Critical patent/FR867138A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J5/00—Details relating to vessels or to leading-in conductors common to two or more basic types of discharge tubes or lamps
    • H01J5/20—Seals between parts of vessels
    • H01J5/22—Vacuum-tight joints between parts of vessel
    • H01J5/24—Vacuum-tight joints between parts of vessel between insulating parts of vessel
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2893/00—Discharge tubes and lamps
    • H01J2893/0033—Vacuum connection techniques applicable to discharge tubes and lamps
    • H01J2893/0037—Solid sealing members other than lamp bases
    • H01J2893/0038—Direct connection between two insulating elements, in particular via glass material
    • H01J2893/0039—Glass-to-glass connection, e.g. by soldering
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S65/00—Glass manufacturing
    • Y10S65/04—Electric heat
FR867138D 1939-09-22 1940-09-14 Improvements in lamp manufacturing Expired FR867138A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US296064A US2361517A (en) 1939-09-22 1939-09-22 Sealing apparatus

Publications (1)

Publication Number Publication Date
FR867138A true FR867138A (en) 1941-10-01

Family

ID=23140458

Family Applications (1)

Application Number Title Priority Date Filing Date
FR867138D Expired FR867138A (en) 1939-09-22 1940-09-14 Improvements in lamp manufacturing

Country Status (3)

Country Link
US (1) US2361517A (en)
FR (1) FR867138A (en)
GB (1) GB542399A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4569945A (en) * 1983-10-14 1986-02-11 Akzo N.V. Diarylindane-1,3-diones, their preparation and use
US5334333A (en) * 1990-12-17 1994-08-02 Elf Atochem North America, Inc. Electroactive compounds, compositions and devices and methods of making the same

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2560007A (en) * 1943-10-20 1951-07-10 Steele Arthur Apparatus for securing a handle to a cup or other hollow ware article made of earthenware or china
US2494870A (en) * 1944-02-17 1950-01-17 Gen Electric Apparatus for sealing glass and metal members
US2470285A (en) * 1944-03-30 1949-05-17 Rca Corp Radio frequency apparatus for heating metallic articles of large surface area to volume ratio
US2531008A (en) * 1944-04-14 1950-11-21 Gen Electric Sealing-in method and apparatus
US2512277A (en) * 1944-06-22 1950-06-20 Gen Electric Holder for lamp bulbs and similar articles
US2477129A (en) * 1945-11-03 1949-07-26 Western Electric Co High-frequency induction brazing apparatus
US2492162A (en) * 1946-05-15 1949-12-27 Standard Telephones Cables Ltd Method and apparatus for sealing electrodes in envelopes of electron discharge tubes
US2445822A (en) * 1946-10-16 1948-07-27 Briechle Joseph Timing and positioning mechanism for dial feeding machines
US2676242A (en) * 1947-03-25 1954-04-20 Hartford Nat Bank & Trust Co Device for treating workpieces through inductive heating in a high-frequency magnetic field
US2454039A (en) * 1947-06-28 1948-11-16 Gen Electric High-frequency induction heating apparatus
US2634121A (en) * 1948-12-15 1953-04-07 Borg Warner Apparatus for handling and surfacehardening articles
US2663120A (en) * 1950-09-21 1953-12-22 Western Electric Co Apparatus for forming articles
US2803732A (en) * 1952-01-17 1957-08-20 Sylvania Electric Prod High-speed r. f. sealing
US2775070A (en) * 1954-01-29 1956-12-25 Sylvania Electric Prod Sealing apparatus for mercury arc discharge tubes
US2807913A (en) * 1954-12-10 1957-10-01 Rca Corp Sealing apparatus for electron tubes
US2877603A (en) * 1955-04-01 1959-03-17 Hughes Aircraft Co Object joining and sealing device
US4527032A (en) * 1982-11-08 1985-07-02 Armco Inc. Radio frequency induction heating device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4569945A (en) * 1983-10-14 1986-02-11 Akzo N.V. Diarylindane-1,3-diones, their preparation and use
US5334333A (en) * 1990-12-17 1994-08-02 Elf Atochem North America, Inc. Electroactive compounds, compositions and devices and methods of making the same

Also Published As

Publication number Publication date
GB542399A (en) 1942-01-07
US2361517A (en) 1944-10-31

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