GB541910A - Cathode ray tube envelope - Google Patents

Cathode ray tube envelope

Info

Publication number
GB541910A
GB541910A GB8644/40A GB864440A GB541910A GB 541910 A GB541910 A GB 541910A GB 8644/40 A GB8644/40 A GB 8644/40A GB 864440 A GB864440 A GB 864440A GB 541910 A GB541910 A GB 541910A
Authority
GB
United Kingdom
Prior art keywords
cathode ray
ray tube
tube
tube envelope
rim
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
GB8644/40A
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.)
Philco Radio and Television Corp
Original Assignee
Philco Radio and Television Corp
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 Philco Radio and Television Corp filed Critical Philco Radio and Television Corp
Publication of GB541910A publication Critical patent/GB541910A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/86—Vessels; Containers; Vacuum locks
    • H01J29/861—Vessels or containers characterised by the form or the structure thereof
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/86—Vessels; Containers; Vacuum locks
    • H01J29/87—Arrangements for preventing or limiting effects of implosion of vessels or containers

Landscapes

  • Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)

Abstract

541,910. Cathode-ray tubes. PHILCO RADIO & TELEVISION CORPORATION. May 14, 1940, No 8644. Convention date, May 20, 1939. [Class 39 (i)] The screen of a cathode ray tube is formed as a flat, comparatively thick plate of glass &c. A with a rim C at right angles to it, tapered for sealing to the thin tapering body B of the tube. The edges of the rim C may be rounded or chamfered. The body of the tube may be of rectangular cross section with rounded comers.
GB8644/40A 1939-05-20 1940-05-14 Cathode ray tube envelope Expired GB541910A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US274795A US2236708A (en) 1939-05-20 1939-05-20 Cathode ray tube vessel

Publications (1)

Publication Number Publication Date
GB541910A true GB541910A (en) 1941-12-17

Family

ID=23049639

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8644/40A Expired GB541910A (en) 1939-05-20 1940-05-14 Cathode ray tube envelope

Country Status (2)

Country Link
US (1) US2236708A (en)
GB (1) GB541910A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0446119B1 (en) * 1990-03-08 1995-08-02 Valeo Equipements Electriques Moteur Manufacturing method of a fan rotor for rotating electric machines, particularly for alternators for cars, and fan rotor obtained by such a method

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE500102A (en) * 1949-12-19
US2782953A (en) * 1950-03-13 1957-02-26 Du Mont Allen B Lab Inc Rectangular metal cathode ray tube
US2817456A (en) * 1951-02-24 1957-12-24 Rca Corp Metal cones for cathode ray tubes
US2904713A (en) * 1952-07-15 1959-09-15 Heraeus Schott Quarzschmelze Casings for gas discharge tubes and lamps and process
US2723044A (en) * 1952-10-25 1955-11-08 Barasch Hans Pius Cathode ray tube envelope construction
US3128169A (en) * 1953-11-25 1964-04-07 Heraeus Schott Quarzschmelze Process for making quartz glass casings
US2858398A (en) * 1954-06-08 1958-10-28 Hupp Corp Infra-red sensitive photocells
NL263731A (en) * 1960-04-18
FR1452018A (en) * 1965-03-04 1966-02-25 Loing Verreries Development of bulbs for cathode-ray tubes, in particular for television tubes
BE756080A (en) * 1969-09-12 1971-03-11 Corning Glass Works RECTANGULAR ENCLOSURES OF CATHODIC RADIUS TUBES
US4030627A (en) * 1976-05-10 1977-06-21 Lentz William P TV bulb funnel construction
US4245255A (en) * 1979-04-13 1981-01-13 Corning Glass Works Implosion protection for TV tubes
US4264931A (en) * 1979-04-13 1981-04-28 Corning Glass Works Implosion protection for TV tubes

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0446119B1 (en) * 1990-03-08 1995-08-02 Valeo Equipements Electriques Moteur Manufacturing method of a fan rotor for rotating electric machines, particularly for alternators for cars, and fan rotor obtained by such a method

Also Published As

Publication number Publication date
US2236708A (en) 1941-04-01

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