Head-up display device and light-transmissive member used therefor

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 12265218
APP PUB NO 20210124169A1
SERIAL NO

16635651

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Abstract

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An object of the present invention is to provide a light-transmissive cover, which does not deteriorate luminance of images projected from a display unit, while easily suppressing heat input from the sun into the display unit of a head-up display without using an expensive member. The present invention is a light-transmissive member for use in a head-up display device, and the light-transmissive member is formed of a polycarbonate-based resin composition, has a thickness in a range of 0.2 to 0.6 mm and contains composite tungsten oxide particles as an infrared ray shielding agent, wherein a content of the composite tungsten oxide particles, A (weight %), and a thickness of a layer containing the composite tungsten oxide particles, B (mm), satisfy the following formula (1):

description='In-line Formulae' end='lead'0.02≤A×B≤0.12.  (1)description='In-line Formulae' end='tail'

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Patent Owner(s)

Patent OwnerAddress
TEIJIN LIMITED2-4 NAKANOSHIMA 3-CHOME KITA-KU OSAKA-SHI OSAKA 530-0005

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kubo, Kyoichi Osaka, JP 1 0
Masaoka, Koichi Osaka, JP 5 31

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