GB1431818A - Cutting glass - Google Patents

Cutting glass

Info

Publication number
GB1431818A
GB1431818A GB1622973A GB1622973A GB1431818A GB 1431818 A GB1431818 A GB 1431818A GB 1622973 A GB1622973 A GB 1622973A GB 1622973 A GB1622973 A GB 1622973A GB 1431818 A GB1431818 A GB 1431818A
Authority
GB
United Kingdom
Prior art keywords
discontinuity
glass
wheel
subsurface
cut
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
GB1622973A
Other languages
English (en)
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.)
PPG Industries Inc
Original Assignee
PPG Industries Inc
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
Priority claimed from US242511A external-priority patent/US3865293A/en
Application filed by PPG Industries Inc filed Critical PPG Industries Inc
Priority claimed from US41764973 external-priority patent/US3865673A/en
Publication of GB1431818A publication Critical patent/GB1431818A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B33/00—Severing cooled glass
    • C03B33/02—Cutting or splitting sheet glass or ribbons; Apparatus or machines therefor
    • C03B33/023—Cutting or splitting sheet glass or ribbons; Apparatus or machines therefor the sheet or ribbon being in a horizontal position
    • C03B33/033—Apparatus for opening score lines in glass sheets
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B33/00—Severing cooled glass
    • C03B33/09—Severing cooled glass by thermal shock
    • C03B33/091—Severing cooled glass by thermal shock using at least one focussed radiation beam, e.g. laser beam
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B33/00—Severing cooled glass
    • C03B33/10—Glass-cutting tools, e.g. scoring tools
    • C03B33/105—Details of cutting or scoring means, e.g. tips
    • C03B33/107—Wheel design, e.g. materials, construction, shape
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P40/00—Technologies relating to the processing of minerals
    • Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
    • Y02P40/57—Improving the yield, e-g- reduction of reject rates

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Optics & Photonics (AREA)
  • Toxicology (AREA)
  • Thermal Sciences (AREA)
  • Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)
  • Joining Of Glass To Other Materials (AREA)
GB1622973A 1972-04-10 1973-04-05 Cutting glass Expired GB1431818A (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US24254972A 1972-04-10 1972-04-10
US24251072A 1972-04-10 1972-04-10
US242511A US3865293A (en) 1972-04-10 1972-04-10 Subsurface cracks
US41764973 US3865673A (en) 1972-04-10 1973-11-20 Method of pseudosubsurface scoring and cutting glass sheets and sheet cut thereby

Publications (1)

Publication Number Publication Date
GB1431818A true GB1431818A (en) 1976-04-14

Family

ID=27500086

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1622973A Expired GB1431818A (en) 1972-04-10 1973-04-05 Cutting glass

Country Status (4)

Country Link
DE (1) DE2317027A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR2179817B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB1431818A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL (1) NL152523B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2432000A1 (fr) * 1978-07-24 1980-02-22 Saint Gobain Procede de decoupe du verre
CH626554A5 (en) * 1978-08-09 1981-11-30 Llodio Vidrierias Sa De Cutting device for glass

Also Published As

Publication number Publication date
NL7304767A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1973-10-12
NL152523B (nl) 1977-03-15
FR2179817A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1973-11-23
FR2179817B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1979-10-19
DE2317027A1 (de) 1973-10-31

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee