PRESSURE BONDING DEVICE AND METHOD FOR MANUFACTURING DISPLAY DEVICE
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United States of America Patent
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Issued Date -
Nov 2, 2023
app pub date -
Jul 6, 2023
filing date -
Mar 29, 2018
priority date (Note) -
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status (Latency Note)
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Abstract
According to an aspect, a pressure bonding device is configured to bond, to a plate-like first workpiece having a curved surface part, a plurality of plate-like second workpieces smaller than the first workpiece. The pressure bonding device includes: a vacuum chamber; a stage disposed in the vacuum chamber and having a shape extending along a first surface of the curved surface part of the first workpiece so as to fix the first surface on the stage; and a bonding unit configured to deform an elastic diaphragm by internal pressure and pressure-bond one of the second workpieces to a second surface of the first workpiece. A plurality of the bonding units are disposed facing the stage.
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