DE68918819D1 - Pressbiegen unter Verwendung eines Fördergurtes. - Google Patents

Pressbiegen unter Verwendung eines Fördergurtes.

Info

Publication number
DE68918819D1
DE68918819D1 DE68918819T DE68918819T DE68918819D1 DE 68918819 D1 DE68918819 D1 DE 68918819D1 DE 68918819 T DE68918819 T DE 68918819T DE 68918819 T DE68918819 T DE 68918819T DE 68918819 D1 DE68918819 D1 DE 68918819D1
Authority
DE
Germany
Prior art keywords
conveyor belt
press bending
bending
press
conveyor
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 - Fee Related
Application number
DE68918819T
Other languages
English (en)
Other versions
DE68918819T2 (de
Inventor
Stephen Jeffrey Schultz
Terry Lee Wolfe
Richard Eugene Wilhelm
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 Ohio 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
Application filed by PPG Industries Inc filed Critical PPG Industries Inc
Publication of DE68918819D1 publication Critical patent/DE68918819D1/de
Application granted granted Critical
Publication of DE68918819T2 publication Critical patent/DE68918819T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • C03B23/02—Re-forming glass sheets
    • C03B23/023—Re-forming glass sheets by bending
    • C03B23/03—Re-forming glass sheets by bending by press-bending between shaping moulds
DE68918819T 1988-12-22 1989-12-12 Pressbiegen unter Verwendung eines Fördergurtes. Expired - Fee Related DE68918819T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/288,348 US4904294A (en) 1988-12-22 1988-12-22 Belt assisted press bending

Publications (2)

Publication Number Publication Date
DE68918819D1 true DE68918819D1 (de) 1994-11-17
DE68918819T2 DE68918819T2 (de) 1995-03-30

Family

ID=23106718

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68918819T Expired - Fee Related DE68918819T2 (de) 1988-12-22 1989-12-12 Pressbiegen unter Verwendung eines Fördergurtes.

Country Status (5)

Country Link
US (1) US4904294A (de)
EP (1) EP0374691B1 (de)
JP (1) JP2677329B2 (de)
CA (1) CA2004428C (de)
DE (1) DE68918819T2 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4104086C1 (de) * 1991-02-11 1992-02-20 Vegla Vereinigte Glaswerke Gmbh, 5100 Aachen, De
JPH0737326B2 (ja) * 1991-07-02 1995-04-26 富東電子工業株式会社 電子機器用カバーガラスの製造方法
US5401286A (en) * 1993-11-12 1995-03-28 Ppg Industries, Inc. Method and apparatus for shaping sheets
CA2151620C (en) * 1994-07-15 1999-08-24 Ppg Industries Ohio, Inc. Flexible press
DE19643935C2 (de) * 1996-10-31 1998-10-08 Sekurit Saint Gobain Deutsch Verfahren und Vorrichtung zum schrittweisen Biegen von Glasscheiben
TW546261B (en) * 1997-11-06 2003-08-11 Nippon Sheet Glass Co Ltd Method and apparatus for producing bent glass sheet
JP4373612B2 (ja) 1998-12-03 2009-11-25 日本板硝子株式会社 曲げガラス板の製造方法および製造装置
JP2000290029A (ja) 1999-04-01 2000-10-17 Nippon Sheet Glass Co Ltd ガラス板成形用ベルトおよびこのベルトを用いた曲げガラス板の製造方法
EP1209130A4 (de) 1999-07-23 2005-07-20 Nippon Sheet Glass Co Ltd Gekrümmte glasscheibe für fahrzeugfenster
JP2003160346A (ja) * 2001-11-22 2003-06-03 Murakami Corp ガラス基板の曲面成形方法
KR100949152B1 (ko) * 2007-11-23 2010-03-25 삼성코닝정밀유리 주식회사 유리 기판 레이저 절단 장치

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2223124A (en) * 1938-07-19 1940-11-26 Pittsburgh Plate Glass Co Method and apparatus for bending and case hardening glass sheets
DE1075293B (de) * 1954-07-08 1960-02-11 Compagme de Samt Gobam Paris Vorrichtung zum Wölben von Glassch-i ben
NL301271A (de) * 1962-12-03
FR1398897A (fr) * 1964-04-02 1965-05-14 Saint Gobain Procédé de bombage d'une feuille de verre
GB1149702A (en) * 1966-11-16 1969-04-23 Ppg Industries Inc Apparatus for shaping glass sheets
US3806330A (en) * 1968-03-26 1974-04-23 Saint Gobain Apparatus for treatment of glass sheets
US4318728A (en) * 1979-08-27 1982-03-09 Ppg Industries, Inc. Double link arrangement for press bending molds and method of press shaping glass sheets
US4483703A (en) * 1983-05-24 1984-11-20 Ppg Industries, Inc. Deformable vacuum holder with helical coil springs for shaping glass
US4526605A (en) * 1983-09-15 1985-07-02 Ppg Industries, Inc. Vacuum mold for shaping glass sheets
US4579577A (en) * 1984-12-21 1986-04-01 Ppg Industries, Inc. Vacuum press mold construction
US4666496A (en) * 1985-12-06 1987-05-19 Ppg Industries, Inc. Shuttling support frame for vacuum pickup
US4662925A (en) * 1985-12-09 1987-05-05 Ppg Industries, Inc. Horizontal press bending of heat softened glass sheets
US4666492A (en) * 1985-12-11 1987-05-19 Ppg Industries, Inc. Method and apparatus for shaping glass sheets
US4666493A (en) * 1985-12-19 1987-05-19 Ppg Industries, Inc. Sheet positioning system
US4743285A (en) * 1986-07-30 1988-05-10 Shatterproof Glass Corp. Glass bending apparatus with retractable belts and method for using same
US4767437A (en) * 1987-03-25 1988-08-30 Ppg Industries, Inc. Horizontal press bending using a splitting vacuum/pressure pickup

Also Published As

Publication number Publication date
EP0374691B1 (de) 1994-10-12
US4904294A (en) 1990-02-27
DE68918819T2 (de) 1995-03-30
JP2677329B2 (ja) 1997-11-17
EP0374691A2 (de) 1990-06-27
CA2004428A1 (en) 1990-06-22
JPH02221133A (ja) 1990-09-04
EP0374691A3 (de) 1991-06-12
CA2004428C (en) 1994-11-08

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: PPG INDUSTRIES OHIO, INC., CLEVELAND, OHIO, US

8339 Ceased/non-payment of the annual fee