WINDOW GLASS FOR VEHICLES

• Main Authors: YAMAMOTO GOSHI, ICHIYANAGI NORIATSU, TOKUNAGA SATOSHI, ITO MASATERU
• Format: Patent
• Language: English; Japanese
• Published: 02.04.2024
• Subjects: ANTENNAS, i.e. RADIO AERIALS; BASIC ELECTRIC ELEMENTS; ELECTRICITY

To provide window glass for vehicles with which it is possible to properly locate a defogger and an antenna to a glass pane and secure both defogging and anti-icing functions and antenna performance.SOLUTION: A window glass 1 for vehicles comprises a glass pane 10, an antenna 40, and a defogger 20. The defogger 20 includes a first busbar 21a and a second busbar 21b, a heater wire group 22, and a heater upper wire 30 that is located upward of the heater wire group 22, the heater upper wire 30 including a first end 31 that is connected to the first busbar 21a, a second end 32 that is connected to the second busbar 21b, a protrusion 33 that protrudes upward between the first 31 and the second end 32, and a bent part 34 that is located at a different position than the protrusion 33 and has a plurality of folding points. At least a portion of the antenna 40 is disposed in the inside region of the protrusion 33, and the protrusion 33 includes a defrosting part 35 that extends in the horizontal direction.SELECTED DRAWING: Figure 1 【課題】ガラス板にデフォッガ及びアンテナを適切に配置し、防曇、防氷機能とアンテナ性能の両立化ができる車両用窓ガラスを提供する。【解決手段】車両用窓ガラス１は、ガラス板１０と、アンテナ４０と、デフォッガ２０と、を備え、デフォッガ２０は、第１バスバー２１ａ及び第２バスバー２１ｂと、ヒータ線群２２と、ヒータ線群２２よりも上方に位置するヒータ上位線３０と、を有し、ヒータ上位線３０は、第１バスバー２１ａと接続された第１端３１と、第２バスバー２１ｂと接続された第２端３２と、第１端３１と第２端３２との間において上方に突出する凸状部３３と、凸状部３３と異なる位置に配置され、複数の屈曲点を有する屈曲部３４と、を有し、アンテナ４０の少なくとも一部は、凸状部３３の内側の領域に配置され、凸状部３３は、水平方向に延伸する霜取り部３５を含む。【選択図】図１