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US 2016/0111776 A1Published application
Radio wave transmissive cover
AssigneeToyoda Gosei Co., Ltd.
InventorsKoji OKUMURA, Hideto MAEDA, Kazuki TAKAO, Kenji SUZUKI, Kinji FURUKAWA, Daiichiro KAWASHIMA
Life of this patent
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Abstract
A radio wave transmissive cover is arranged in a path of a radio wave of a millimeter wave radar device. The cover includes a transparent member, which serves as the surface of the cover, and an ornamental layer, which is formed on the rear surface of the transparent member. The transparent member is formed from polyester copolymerized polycarbonate.
Claims5
A radio wave transmissive cover arranged in a path of a radio wave of a radio wave radar device, the radio wave transmissive cover comprising:
- a transparent member that serves as a surface of the cover, wherein the transparent member is formed from a resin material adapted so that when a water drop falls onto the surface, a contact angle of the surface and the water drop is 80° or greater and 90° or less.
Dependencies are inferred from the claim text.