DE944874C - Verfahren zur Herstellung einer Elektronenstrahlroehre mit gepresstem Glaskegel - Google Patents

Verfahren zur Herstellung einer Elektronenstrahlroehre mit gepresstem Glaskegel

Info

Publication number
DE944874C
DE944874C DEN3181A DEN0003181A DE944874C DE 944874 C DE944874 C DE 944874C DE N3181 A DEN3181 A DE N3181A DE N0003181 A DEN0003181 A DE N0003181A DE 944874 C DE944874 C DE 944874C
Authority
DE
Germany
Prior art keywords
production
electron beam
beam tube
cone
pressed glass
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
DEN3181A
Other languages
German (de)
English (en)
Inventor
Otto Louis Van Steenis
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of DE944874C publication Critical patent/DE944874C/de
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
    • H01J9/24—Manufacture or joining of vessels, leading-in conductors or bases
    • H01J9/26—Sealing together parts of vessels
    • H01J9/263—Sealing together parts of vessels specially adapted for cathode-ray tubes
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B23/00—Re-forming shaped glass
    • C03B23/20—Uniting glass pieces by fusing without substantial reshaping
    • C03B23/207—Uniting glass rods, glass tubes, or hollow glassware
    • C03B23/217—Uniting glass rods, glass tubes, or hollow glassware for the production of cathode ray tubes or similarly shaped tubes
    • 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
    • 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
    • H01J9/24—Manufacture or joining of vessels, leading-in conductors or bases
    • H01J9/26—Sealing together parts of vessels
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)
  • Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
DEN3181A 1949-12-01 1950-11-29 Verfahren zur Herstellung einer Elektronenstrahlroehre mit gepresstem Glaskegel Expired DE944874C (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
NL285278X 1949-12-01
US19135650A 1950-10-21 1950-10-21
US406382A US2799123A (en) 1949-12-01 1954-01-15 Method of manufacturing cathode ray tube

Publications (1)

Publication Number Publication Date
DE944874C true DE944874C (de) 1956-06-28

Family

ID=32329671

Family Applications (1)

Application Number Title Priority Date Filing Date
DEN3181A Expired DE944874C (de) 1949-12-01 1950-11-29 Verfahren zur Herstellung einer Elektronenstrahlroehre mit gepresstem Glaskegel

Country Status (7)

Country Link
US (1) US2799123A (en, 2012)
BE (1) BE499703A (en, 2012)
CH (1) CH285278A (en, 2012)
DE (1) DE944874C (en, 2012)
FR (1) FR1028584A (en, 2012)
GB (1) GB672622A (en, 2012)
NL (1) NL71759C (en, 2012)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2922256A (en) * 1955-08-22 1960-01-26 Gen Electric Co Ltd Methods of sealing a tubular glass neck portion to a glass wall
US3222152A (en) * 1960-11-22 1965-12-07 American Optical Corp Solder sealing glass members
US3190738A (en) * 1960-11-28 1965-06-22 American Optical Corp Method for uniting an abraded element to an envelope
US4264931A (en) * 1979-04-13 1981-04-28 Corning Glass Works Implosion protection for TV tubes
US4245255A (en) * 1979-04-13 1981-01-13 Corning Glass Works Implosion protection for TV tubes
SE8605318L (sv) * 1986-12-11 1988-06-12 Akerlund & Rausing Ab Anordning for mojliggorande av atminstone vetsketet forbindning samt forfarande for tillverkning av sadan anordning
AU2002367046A1 (en) * 2002-01-18 2003-07-30 Koninklijke Philips Electronics N.V. Method for manufacturing a glass funnel for a cathode ray tube

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE709201C (de) * 1936-12-01 1941-08-09 Telefunken Gmbh Verfahren zum Verschmelzen von das Vakuumegfaess einer Entladungsroehre schliessenden Glasteilen

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2151840A (en) * 1934-01-26 1939-03-28 Dichter Jakob Method and apparatus for producing glass vessels
US2296307A (en) * 1940-04-30 1942-09-22 Rca Corp Method of making glass-to-metal seals
US2275864A (en) * 1940-11-27 1942-03-10 Gen Electric Cathode ray tube

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE709201C (de) * 1936-12-01 1941-08-09 Telefunken Gmbh Verfahren zum Verschmelzen von das Vakuumegfaess einer Entladungsroehre schliessenden Glasteilen

Also Published As

Publication number Publication date
BE499703A (en, 2012)
GB672622A (en) 1952-05-21
FR1028584A (fr) 1953-05-26
US2799123A (en) 1957-07-16
CH285278A (de) 1952-08-31
NL71759C (en, 2012)

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