FR60729E - Method and improved apparatus for bending tubular glass elements - Google Patents

Method and improved apparatus for bending tubular glass elements

Info

Publication number
FR60729E
FR60729E FR60729DA FR60729E FR 60729 E FR60729 E FR 60729E FR 60729D A FR60729D A FR 60729DA FR 60729 E FR60729 E FR 60729E
Authority
FR
France
Prior art keywords
improved apparatus
glass elements
tubular glass
bending tubular
bending
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 FR60729E publication Critical patent/FR60729E/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B23/00—Re-forming shaped glass
    • C03B23/04—Re-forming tubes or rods
    • C03B23/06—Re-forming tubes or rods by bending
    • C03B23/065—Re-forming tubes or rods by bending in only one plane, e.g. for making circular neon tubes
    • 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
    • H01J9/38—Exhausting, degassing, filling, or cleaning vessels
    • H01J9/385—Exhausting vessels
    • 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
    • H01J9/46—Machines having sequentially arranged operating stations

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Heat Treatment Of Articles (AREA)
FR60729D 1948-09-03 1949-09-02 Method and improved apparatus for bending tubular glass elements Expired FR60729E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US47608A US2494923A (en) 1948-09-03 1948-09-03 Method and apparatus for bending and exhausting tubular lamps

Publications (1)

Publication Number Publication Date
FR60729E true FR60729E (en) 1955-01-25

Family

ID=21949931

Family Applications (1)

Application Number Title Priority Date Filing Date
FR60729D Expired FR60729E (en) 1948-09-03 1949-09-02 Method and improved apparatus for bending tubular glass elements

Country Status (2)

Country Link
US (1) US2494923A (en)
FR (1) FR60729E (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2901521A (en) * 1959-08-25 Electric oven core block
US2698501A (en) * 1950-12-13 1955-01-04 Sylvania Electric Prod Apparatus for bending linear glass tubing
US2785509A (en) * 1952-07-08 1957-03-19 Gen Electric Tube sealing and tip-off mechanism
US2772134A (en) * 1953-05-29 1956-11-27 Westinghouse Electric Corp Apparatus for manufacturing discharge lamps
US3201216A (en) * 1960-12-19 1965-08-17 Rca Corp Apparatus for producing electronic tube stems
NL295212A (en) * 1963-07-11
JPS51392B2 (en) * 1972-12-29 1976-01-07
NL7317073A (en) * 1973-12-13 1975-06-17 Philips Nv METHOD OF MANUFACTURING A TUBE-SHAPED LAMP TANK.
US4095969A (en) * 1976-08-31 1978-06-20 Tokyo Shibaura Electric Co., Ltd. System for manufacturing circular formed lamp tubes

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1736767A (en) * 1922-06-14 1929-11-19 William R Burrows Method of making incandescent lamps
NL20115C (en) * 1924-10-31
US1953492A (en) * 1929-02-05 1934-04-03 Westinghouse Lamp Co Combination butt sealing and exhaust machine
US2247513A (en) * 1939-11-09 1941-07-01 Gen Electric Exhausting machine

Also Published As

Publication number Publication date
US2494923A (en) 1950-01-17

Similar Documents

Publication Publication Date Title
FR1065261A (en) Apparatus and method for laminating glass
FR993608A (en) Method and apparatus for bending and tempering glass sheets
CH340962A (en) Apparatus for bending glass sheets
FR990562A (en) Furnace for annealing glass
FR1022175A (en) Method and apparatus for making tubular glassware
FR985284A (en) Method and apparatus for cleaning vehicles
FR60729E (en) Method and improved apparatus for bending tubular glass elements
CH340017A (en) Apparatus for heat treatment of glass sheets
BE600780R (en) Apparatus for net breaking glass sheets
FR984551A (en) Method and apparatus for thermal operations
FR941485A (en) Method and improved apparatus for bending tubular glass elements
FR1132986A (en) Method and apparatus for bending glass
FR943974A (en) Method and device for bending glass plates
FR64625E (en) Method and improved apparatus for bending tubular glass elements
FR980694A (en) Apparatus for working with molten glass
FR939725A (en) Method and apparatus for making glassware
FR1139718A (en) Method and apparatus for bonding the edges of glass sheets
BE610322A (en) Method and apparatus for grinding glass sheets
FR1209663A (en) Method and apparatus for cleaning glass sheets
BE607446A (en) Apparatus for stretching sheets of glass
FR1281026A (en) Apparatus for net breaking glass sheets
FR981098A (en) Method and apparatus for cleaning bottles
FR968321A (en) Method and apparatus for tempering curved glass sheets
FR969467A (en) Method and apparatus for deriving sheets
FR970223A (en) Settling apparatus and method