Method and apparatus for bending a glass sheet

A heated and softened glass sheet is put on a bending surface of a frame unit to be preliminarily bent by gravity before the glass sheet is pressed by an upper mold and the frame unit. There are steps for using a certain means for controlling an amount of preliminary bending to control deformation o...

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Bibliographische Detailangaben
Hauptverfasser: Fukami, Masao, Oota, Shinya, Yajima, Tatsuo, Kajikawa, Tomio, Sasaki, Mikinao
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A heated and softened glass sheet is put on a bending surface of a frame unit to be preliminarily bent by gravity before the glass sheet is pressed by an upper mold and the frame unit. There are steps for using a certain means for controlling an amount of preliminary bending to control deformation of the glass sheet caused by the preliminary bending; and pressing the preliminarily bent glass sheet by the upper mold and the frame unit.