FR2380231B1 - - Google Patents

Info

Publication number
FR2380231B1
FR2380231B1 FR7803515A FR7803515A FR2380231B1 FR 2380231 B1 FR2380231 B1 FR 2380231B1 FR 7803515 A FR7803515 A FR 7803515A FR 7803515 A FR7803515 A FR 7803515A FR 2380231 B1 FR2380231 B1 FR 2380231B1
Authority
FR
France
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
FR7803515A
Other versions
FR2380231A1 (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.)
Pilkington North America Inc
Original Assignee
Libbey Owens Ford Co
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 Libbey Owens Ford Co filed Critical Libbey Owens Ford Co
Publication of FR2380231A1 publication Critical patent/FR2380231A1/fr
Application granted granted Critical
Publication of FR2380231B1 publication Critical patent/FR2380231B1/fr
Granted 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
    • C03B33/09—Severing cooled glass by thermal shock
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T225/00—Severing by tearing or breaking
    • Y10T225/10—Methods
    • Y10T225/12—With preliminary weakening
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T225/00—Severing by tearing or breaking
    • Y10T225/30—Breaking or tearing apparatus
    • Y10T225/304—Including means to apply thermal shock to work
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T225/00—Severing by tearing or breaking
    • Y10T225/30—Breaking or tearing apparatus
    • Y10T225/307—Combined with preliminary weakener or with nonbreaking cutter
    • Y10T225/321—Preliminary weakener
    • Y10T225/325—With means to apply moment of force to weakened work

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)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
FR7803515A 1977-02-09 1978-02-08 Procede, appareil et outil de decoupe de verre avec chauffage concentre Granted FR2380231A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/767,051 US4113162A (en) 1977-02-09 1977-02-09 Method of and apparatus for thermally severing glass

Publications (2)

Publication Number Publication Date
FR2380231A1 FR2380231A1 (fr) 1978-09-08
FR2380231B1 true FR2380231B1 (fr) 1984-08-31

Family

ID=25078337

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7803515A Granted FR2380231A1 (fr) 1977-02-09 1978-02-08 Procede, appareil et outil de decoupe de verre avec chauffage concentre

Country Status (8)

Country Link
US (1) US4113162A (fr)
BE (1) BE863768A (fr)
CA (1) CA1085712A (fr)
DE (1) DE2805733A1 (fr)
FR (1) FR2380231A1 (fr)
GB (2) GB1584023A (fr)
IT (1) IT1103595B (fr)
LU (1) LU79022A1 (fr)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1095004A (fr) * 1979-02-28 1981-02-03 Gordon F. Pereman Coupe-verre et mode d'emploi
US4232809A (en) * 1979-04-16 1980-11-11 Libbey-Owens-Ford Company Apparatus for thermally severing glass
US4368064A (en) * 1981-06-05 1983-01-11 Rca Corporation Method for cleaving an optical fiber
DE3614810A1 (de) * 1986-05-02 1987-11-05 Philips Patentverwaltung Vorrichtung zum trennen von plattenfoermigen gegenstaenden aus aluminiumoxyd
US4749400A (en) * 1986-12-12 1988-06-07 Ppg Industries, Inc. Discrete glass sheet cutting
EP0397237B1 (fr) * 1989-05-08 1994-05-18 Koninklijke Philips Electronics N.V. Procédé pour fendre une plaque en matériau fragile
US5224638A (en) * 1990-08-20 1993-07-06 Alpha Industries, Inc. Induction severing apparatus
JPH0714823B2 (ja) * 1991-12-02 1995-02-22 東洋ガラス株式会社 ガラスの切断方法
US6664503B1 (en) 1999-09-07 2003-12-16 Asahi Glass Company, Ltd. Method for manufacturing a magnetic disk
US6795274B1 (en) 1999-09-07 2004-09-21 Asahi Glass Company, Ltd. Method for manufacturing a substantially circular substrate by utilizing scribing
JP2004217492A (ja) * 2003-01-17 2004-08-05 Murakami Corp ガラス板材の切抜方法
RU2331593C2 (ru) * 2006-07-03 2008-08-20 Общество с ограниченной ответственностью "Центр Новых Технологий "НУР" Устройство для вызова трещин в стекле при его разрезании (варианты)
AT509220B1 (de) 2010-06-07 2011-07-15 Hermann Sonnleitner Manipulationsvorrichtung für ein flachglaslager
US9027815B2 (en) 2010-08-31 2015-05-12 Corning Incorporated Apparatus and method for making glass sheet with improved sheet stability
TWI496055B (zh) * 2012-12-18 2015-08-11 Wistron Corp 用於觸控顯示裝置之定位結構及觸控顯示裝置
CN106458688A (zh) 2014-03-31 2017-02-22 康宁股份有限公司 形成层压玻璃结构的机械加工方法
JP6117755B2 (ja) * 2014-09-22 2017-04-19 ファナック株式会社 予め切断された基板の引っ掛かりを解除する装置、ロボット、およびロボットシステム
CN107848859B (zh) * 2015-07-07 2020-12-25 康宁股份有限公司 在分离线处加热移动的玻璃带和/或从玻璃带中分离玻璃片的设备和方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1447828A (en) * 1921-10-13 1923-03-06 Westbury William Cylinder-capping device
US1652959A (en) * 1925-06-24 1927-12-13 Rolland Glass Company Splitting buck
US1661846A (en) * 1926-03-18 1928-03-06 Pittsburgh Plate Glass Co Apparatus for severing glass sheets
US1777644A (en) * 1928-12-22 1930-10-07 Pittsburgh Plate Glass Co Apparatus for severing glass sheets
US2393155A (en) * 1939-06-23 1946-01-15 Omes Ltd Forging pointed articles
US2507817A (en) * 1947-12-09 1950-05-16 Ropp Irwin Method and apparatus for heating and forging elongated metal blanks
ES362930A1 (es) * 1968-02-28 1970-11-16 Ppg Industries Inc Un metodo de cortar una hoja de vidrio.
GB1252901A (fr) * 1968-03-29 1971-11-10
US3730408A (en) * 1970-09-15 1973-05-01 Ppg Industries Inc Thermally directed glass cutting
US4109840A (en) * 1976-04-19 1978-08-29 Libbey-Owens-Ford Company Method of and apparatus for thermally severing glass

Also Published As

Publication number Publication date
FR2380231A1 (fr) 1978-09-08
GB1584023A (en) 1981-02-04
GB1584024A (en) 1981-02-04
IT1103595B (it) 1985-10-14
LU79022A1 (fr) 1978-06-21
BE863768A (fr) 1978-05-29
CA1085712A (fr) 1980-09-16
IT7847972A0 (it) 1978-02-08
DE2805733A1 (de) 1978-08-10
US4113162A (en) 1978-09-12

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse