GB431632A - Improvements in and relating to apparatus for drawing sheet glass - Google Patents

Improvements in and relating to apparatus for drawing sheet glass

Info

Publication number
GB431632A
GB431632A GB4836/35A GB483635A GB431632A GB 431632 A GB431632 A GB 431632A GB 4836/35 A GB4836/35 A GB 4836/35A GB 483635 A GB483635 A GB 483635A GB 431632 A GB431632 A GB 431632A
Authority
GB
United Kingdom
Prior art keywords
sheet
glass
metal
chains
shields
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
GB4836/35A
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.)
HOLLANDSCHE MIJ VOOR DE VERVAA
Original Assignee
HOLLANDSCHE MIJ VOOR DE VERVAA
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 HOLLANDSCHE MIJ VOOR DE VERVAA filed Critical HOLLANDSCHE MIJ VOOR DE VERVAA
Publication of GB431632A publication Critical patent/GB431632A/en
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C03GLASS; MINERAL OR SLAG WOOL
    • C03BMANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B15/00Drawing glass upwardly from the melt
    • C03B15/02Drawing glass sheets
    • C03B15/08Drawing glass sheets by means of bars below the surface of the melt

Abstract

431,632. Glass manufacture. NAAMLOOZE VENNOOTSCHAP HOLLANDSCHE MAATSCHAPPIJ VOOR DE VERVAARDIGING VAN GLAS, 104, WeterW gschans, Amsterdam.-(Assignees of Watt, J. A. ; 714, East High Street, Mt. Vernon, Ohio, U.S.A.) Feb. 14, 1935, No. 4836. Convention date, June 15, 1934. [Class 56] Relates to apparatus for drawing sheet glass by the Slingluff process in which a sheet 4 is drawn vertically upwards from a bath 1 of molten glass, a draw bar 3 being submerged in the glass below the line of draw. According to the present invention, a metal shield or curtain is arranged near each edge of the sheet 4, in the space between the glass 1 and the leer 5, in order to obtain a more uniform distribution of temperature across the width of the sheet. The shields or curtains are preferably made up of a series of lengths of chains 16 suspended from rods 17 and having their lower ends close to the glass 1 or to the flanges of the blocks 8 between which the sheet 4 is drawn. Metal bars may be used instead of the chains 16, or the screens may be made of sheet metal or of metal gauze or netting. The shields may be provided also with inspection windows made of heat-resisting glass. In use, the chains become highly heated and thus raise the temperature of the air about the edges of the sheet.
GB4836/35A 1934-06-15 1935-02-14 Improvements in and relating to apparatus for drawing sheet glass Expired GB431632A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US431632XA 1934-06-15 1934-06-15

Publications (1)

Publication Number Publication Date
GB431632A true GB431632A (en) 1935-07-11

Family

ID=21925810

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4836/35A Expired GB431632A (en) 1934-06-15 1935-02-14 Improvements in and relating to apparatus for drawing sheet glass

Country Status (1)

Country Link
GB (1) GB431632A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20170032858A1 (en) * 2014-04-10 2017-02-02 Mettler-Toledo Safeline X-Ray Ltd. Radiation-shielding curtain

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20170032858A1 (en) * 2014-04-10 2017-02-02 Mettler-Toledo Safeline X-Ray Ltd. Radiation-shielding curtain
US10008298B2 (en) * 2014-04-10 2018-06-26 Mettler-Toledo Safeline X-Ray Ltd. Radiation-shielding curtain

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