CA799907A - Press bending heat control - Google Patents

Press bending heat control

Info

Publication number
CA799907A
CA799907A CA799907A CA799907DA CA799907A CA 799907 A CA799907 A CA 799907A CA 799907 A CA799907 A CA 799907A CA 799907D A CA799907D A CA 799907DA CA 799907 A CA799907 A CA 799907A
Authority
CA
Canada
Prior art keywords
heat control
press bending
bending heat
press
control
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
CA799907A
Inventor
E. Richardson Ronald
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
Publication date
Application granted granted Critical
Publication of CA799907A publication Critical patent/CA799907A/en
Expired 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
    • C03B23/0307—Press-bending involving applying local or additional heating, cooling or insulating means

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
CA799907A Press bending heat control Expired CA799907A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA799907T

Publications (1)

Publication Number Publication Date
CA799907A true CA799907A (en) 1968-11-26

Family

ID=210930

Family Applications (1)

Application Number Title Priority Date Filing Date
CA799907A Expired CA799907A (en) Press bending heat control

Country Status (1)

Country Link
CA (1) CA799907A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4056379A (en) * 1977-01-03 1977-11-01 Ppg Industries, Inc. Forming V bends in glass sheets by press bending
US4076514A (en) 1977-01-03 1978-02-28 Ppg Industries, Inc. Insulated tongs for supporting glass sheets during press bending to V shapes and process of use
EP0429347A1 (en) * 1989-11-17 1991-05-29 Nippon Sheet Glass Co. Ltd. Method of and system for bending sheet glass
US5122177A (en) * 1990-01-11 1992-06-16 Nippon Sheet Glass Co., Ltd. Method of and system for pressing sheet glass
US5139552A (en) * 1989-12-05 1992-08-18 Nippon Sheet Glass Co., Ltd. Apparatus for bending and tempering sheet glass

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4056379A (en) * 1977-01-03 1977-11-01 Ppg Industries, Inc. Forming V bends in glass sheets by press bending
US4076514A (en) 1977-01-03 1978-02-28 Ppg Industries, Inc. Insulated tongs for supporting glass sheets during press bending to V shapes and process of use
EP0429347A1 (en) * 1989-11-17 1991-05-29 Nippon Sheet Glass Co. Ltd. Method of and system for bending sheet glass
US5149352A (en) * 1989-11-17 1992-09-22 Nippon Sheet Glass Co., Ltd. Method of and system for bending sheet glass
US5139552A (en) * 1989-12-05 1992-08-18 Nippon Sheet Glass Co., Ltd. Apparatus for bending and tempering sheet glass
US5122177A (en) * 1990-01-11 1992-06-16 Nippon Sheet Glass Co., Ltd. Method of and system for pressing sheet glass

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