FR731192A - Perfectionnements aux ampoules des lampes à décharge électrique - Google Patents

Perfectionnements aux ampoules des lampes à décharge électrique

Info

Publication number
FR731192A
FR731192A FR731192DA FR731192A FR 731192 A FR731192 A FR 731192A FR 731192D A FR731192D A FR 731192DA FR 731192 A FR731192 A FR 731192A
Authority
FR
France
Prior art keywords
electric discharge
discharge lamps
light bulbs
bulbs
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
English (en)
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.)
MO Valve Co Ltd
Original Assignee
MO Valve Co Ltd
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 MO Valve Co Ltd filed Critical MO Valve Co Ltd
Application granted granted Critical
Publication of FR731192A publication Critical patent/FR731192A/fr
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
    • H01J9/40—Closing vessels
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49808—Shaping container end to encapsulate material
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/4998—Combined manufacture including applying or shaping of fluent material
    • Y10T29/49993—Filling of opening

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Electrolytic Production Of Metals (AREA)
  • External Artificial Organs (AREA)
FR731192D 1931-02-19 1932-02-09 Perfectionnements aux ampoules des lampes à décharge électrique Expired FR731192A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5233/31A GB369348A (en) 1931-02-19 1931-02-19 Improvements in the manufacture of electric discharge vessels

Publications (1)

Publication Number Publication Date
FR731192A true FR731192A (fr) 1932-08-30

Family

ID=9792204

Family Applications (1)

Application Number Title Priority Date Filing Date
FR731192D Expired FR731192A (fr) 1931-02-19 1932-02-09 Perfectionnements aux ampoules des lampes à décharge électrique

Country Status (4)

Country Link
US (1) US1914634A (forum.php)
FR (1) FR731192A (forum.php)
GB (1) GB369348A (forum.php)
NL (1) NL32318C (forum.php)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2427597A (en) * 1941-11-01 1947-09-16 Rca Corp Method of exhausting and cold weld sealing
US2476387A (en) * 1944-05-25 1949-07-19 Hartford Nat Bank & Trust Co Method of exhausting and closing vessels
US2649993A (en) * 1947-02-14 1953-08-25 Union Carbide & Carbon Corp Method of evacuating, filling, sealing, and releasing gas in a container
US2776473A (en) * 1952-04-29 1957-01-08 Westinghouse Electric Corp Tube sealing
US2864159A (en) * 1954-09-29 1958-12-16 Western Electric Co Method of making splicing sleeve assemblies
US2814172A (en) * 1955-11-16 1957-11-26 Allegheny Ludlum Steel Method of sealing an evacuated cylinder
US3428773A (en) * 1967-08-04 1969-02-18 Atomic Energy Commission In-line,high temperature,high vacuum closure
GB1455876A (en) * 1973-10-24 1976-11-17 British Nuclear Fuels Ltd Systems for transferring materials
US4512488A (en) * 1982-05-27 1985-04-23 The United States Of America As Represented By The Secretary Of The Army Sealing tubulation and method

Also Published As

Publication number Publication date
US1914634A (en) 1933-06-20
GB369348A (en) 1932-03-24
NL32318C (forum.php)

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