VEHICLE WINDOW GLASS

WIPO Patent Application WO/2024/057908

A1

Provided is a vehicle window glass with which it is possible to achieve both good transmittance of radio waves and uniform heat distribution.　A vehicle window glass includes: a laminated glass that has a first glass plate, a second glass plate, and an interlayer film, and that is provided in an opening of a vehicle body; an upper-side bus bar that is provided along the upper side of the laminated glass between a second main surface and a third main surface; a lower-side bus bar that is provided along the lower side of the laminated glass between the second main surface and the third main surface; and a heating unit that is provided between the second main surface and the third main surface and is connected between the upper-side bus bar and the lower-side bus bar. The laminated glass has a first region where a communication unit is located in the width direction of the vehicle body, and a second region other than the first region. The heating unit has a first hot wire that is provided in the first region and is connected between the upper-side bus bar and the lower-side bus bar, and a second hot wire that is provided in the second region and is connected between the upper-side bus bar and the lower-side bus bar. A first pitch of the first hot wire in the width direction of the vehicle body is wider than a second pitch of the second hot wire in the width direction of the vehicle body.

KANEKO SATOSHI (JP)
SHOJI HIDEAKI (JP)
TAKEUCHI SHOICHI (JP)
NOBUOKA KIYOSHI (JP)

PCT/JP2023/031127

March 21, 2024

August 29, 2023

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AGC INC (JP)

B60S1/02; B32B17/10; B60J1/00; C03C27/12; H05B3/86

JP2016143914A	2016-08-08
JP2017210146A	2017-11-30
JP2003170739A	2003-06-17
JP2011509214A	2011-03-24

ITOH, Tadashige et al. (JP)

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