GB1048237A - Improvements in or relating to the flat contact tempering of glass - Google Patents

Improvements in or relating to the flat contact tempering of glass

Info

Publication number
GB1048237A
GB1048237A GB3322864A GB3322864A GB1048237A GB 1048237 A GB1048237 A GB 1048237A GB 3322864 A GB3322864 A GB 3322864A GB 3322864 A GB3322864 A GB 3322864A GB 1048237 A GB1048237 A GB 1048237A
Authority
GB
United Kingdom
Prior art keywords
spindle
plate
head
glass
flat
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
GB3322864A
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 de Saint Gobain SA
Original Assignee
Compagnie de Saint Gobain SA
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 de Saint Gobain SA filed Critical Compagnie de Saint Gobain SA
Publication of GB1048237A publication Critical patent/GB1048237A/en
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C03GLASS; MINERAL OR SLAG WOOL
    • C03BMANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B27/00Tempering or quenching glass products
    • C03B27/004Tempering or quenching glass products by bringing the hot glass product in contact with a solid cooling surface, e.g. sand grains

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)

Abstract

<PICT:1048237/C1/1> A flat contact tempering plate having a yielding surface is made up of a series of juxtaposed independent elements each element comprising a flat head 1 fixed to the top end of a spindle 2 which extends into, and slides resiliently within, a plate support 3, the spindle 2 also being used to transmit and remove heat from the flat head portion 1 to a cooling fluid, circulating within passages 4 in the support 3, during the tempering of a glass sheet. A spring or spring washer 5 interposed between the head 1 and the support 3 gives the element its resilience which can be regulated by a nut 6 at the lower end of the spindle 2. A duct 9 within the spindle 2 terminating in an orifice in the head 1 allows a gas to pass through and form a cushion at the plate surface below a glass sheet. By depressing predetermined numbers of the elements it is possible to differentially temper a glass sheet. The elements may be hexagonal in shape and the whole unit forming the full plate is covered with a woven fabric such as glass fibre. The head 1 and spindle 2 may be made of copper. A plate made up as above may be used in conjunction with the upper plate described in Specification 1,043,903 to contact temper a sheet of glass laid flat between two such plates.
GB3322864A 1963-08-14 1964-08-14 Improvements in or relating to the flat contact tempering of glass Expired GB1048237A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR944785A FR84150E (en) 1963-08-14 1963-08-14 Contact flat hardening device

Publications (1)

Publication Number Publication Date
GB1048237A true GB1048237A (en) 1966-11-16

Family

ID=8810596

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3322864A Expired GB1048237A (en) 1963-08-14 1964-08-14 Improvements in or relating to the flat contact tempering of glass

Country Status (10)

Country Link
AT (1) AT258500B (en)
BE (1) BE651749A (en)
BR (1) BR6461760D0 (en)
DE (1) DE1268326B (en)
DK (1) DK114925B (en)
FR (1) FR84150E (en)
GB (1) GB1048237A (en)
LU (1) LU46763A1 (en)
NL (1) NL6409168A (en)
SE (1) SE315371B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0318112A2 (en) * 1987-11-25 1989-05-31 Philips Patentverwaltung GmbH Apparatus made of quartz glass

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0318112A2 (en) * 1987-11-25 1989-05-31 Philips Patentverwaltung GmbH Apparatus made of quartz glass
EP0318112A3 (en) * 1987-11-25 1990-10-10 Philips Patentverwaltung GmbH Apparatus made of quartz glass

Also Published As

Publication number Publication date
DK114925B (en) 1969-08-18
AT258500B (en) 1967-11-27
DE1268326B (en) 1968-05-16
NL6409168A (en) 1965-02-15
BE651749A (en) 1965-02-12
FR84150E (en) 1964-11-27
LU46763A1 (en) 1965-02-15
BR6461760D0 (en) 1973-12-26
SE315371B (en) 1969-09-29

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