WINDSHIELD

To provide a windshield capable of generating heat capable of accurately acquiring information by an information acquisition device.SOLUTION: The glass laminate is a windshield for automobile capable of arranging an information acquisition device for acquiring information from outside of car by cond...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: OGAWA RYOHEI, OGAWA NAGAFUMI, CHIBA KAZUYOSHI
Format: Patent
Sprache:eng ; jpn
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Beschreibung
Zusammenfassung:To provide a windshield capable of generating heat capable of accurately acquiring information by an information acquisition device.SOLUTION: The glass laminate is a windshield for automobile capable of arranging an information acquisition device for acquiring information from outside of car by conducting irradiation and/or receiving a light, has an outside glass sheet having a first side and a second side facing the first side, an inside glass sheet arranged oppositely to the outside glass sheet and having the almost same shape as the outside glass sheet, and an intermediate film arranged between the outside glass sheet and the inside glass sheet, has an information acquisition area which faces the information acquisition device and through which the light passes, in which the intermediate film has at least one adhesive layer and a heat generation layer supported by the adhesive layer, the heat generation layer has a pair of bus bars arranged so as to sandwich the information acquisition area and a plurality of first heating lines connected in parallel to connect both bus bars in an area at least corresponding to the information acquisition area, and line width of the heating line is 10 μm or less.SELECTED DRAWING: Figure 1 【課題】情報取得装置による情報の取得を正確に行うことができるような発熱が可能な、ウインドシールドを提供する。【解決手段】本発明に係る合わせガラスは、光の照射及び/又は受光を行うことで車外からの情報を取得する情報取得装置が配置可能な自動車のウインドシールドであって、第1辺と、及び前記第1辺と対向する第2辺を有する外側ガラス板と、前記外側ガラス板と対向配置され、前記外側ガラス板と略同形状の内側ガラス板と、前記外側ガラス板と内側ガラス板との間に配置される中間膜と、を備え、前記情報取得装置と対向し前記光が通過する情報取得領域を有し、前記中間膜は、少なくとも1つの接着層と、前記接着層に支持される発熱層と、を備え、前記発熱層は、少なくとも前記情報取得領域と対応する領域に、前記情報取得領域を挟むように配置された一対のバスバーと、前記両バスバーを連結するように並列に接続された複数の第1加熱線と、を備え、前記加熱線の線幅が10μm以下である。【選択図】図1