JPH0366103U

JPH0366103U -

Info

Publication number: JPH0366103U
Application number: JP12803989U
Authority: JP
Priority date: 1989-11-01
Filing date: 1989-11-01
Publication date: 1991-06-27

Description

[Brief explanation of drawings]

図面は、本考案の実施例を示すものであつて、
第１図は自動車の外装装置の外観図、第２図は光
弁の部分断面図、第３図は光弁中にＴｉＯ_２微粒
子を用いた場合の光弁の光学スペクトル、第４図
は光弁中にＴｉＯ微粒子を用いた場合の光弁の光
学スペクトル、第５図は光弁中にパール・マイカ
を用いた場合の光弁の光学スペクトル、第６図は
ＴｉＯ被覆マイカの濃度に対する太陽透過率変化
幅ΔＴＧ、第７図はプルシアン・ブルー均一コー
テイングしたパール・マイカの光学スペクトル、
第８図はパール・マイカ上の銀の析出量に対する
太陽透過率変化幅ΔＴＧ、第９図はパール・マイ
カ上に析出したタングステン量に対する太陽透過
率変化幅ΔＴＧである。１……光弁、２，３，４……ランプまたはライ
ト類、５，６……透明電極、７，８……着色透明
板、９……シール材、１０……異方性双極子微粒
子＋ビーズ状スペーサー。 The drawings illustrate embodiments of the invention,
Figure 1 is an external view of the exterior equipment of an automobile, Figure 2 is a partial sectional view of a light valve, Figure 3 is the optical spectrum of the light valve when TiO ₂ fine particles are used in the light valve, and Figure 4 is the optical spectrum of the light valve. The optical spectrum of the light valve when TiO fine particles are used in the valve. Figure 5 is the optical spectrum of the light valve when pearl mica is used in the light valve. Figure 6 is the solar transmission as a function of the concentration of TiO-coated mica. Rate change width ΔTG, Figure 7 is the optical spectrum of pearl mica uniformly coated with Prussian blue.
FIG. 8 shows the solar transmittance change width ΔTG with respect to the amount of silver deposited on pearl mica, and FIG. 9 shows the solar transmittance change width ΔTG with respect to the amount of tungsten deposited on pearl mica. 1... Light valve, 2, 3, 4... Lamp or lights, 5, 6... Transparent electrode, 7, 8... Colored transparent plate, 9... Sealing material, 10... Anisotropic dipole fine particles +Beaded spacer.

Claims

[Claims for Utility Model Registration] (1) Two transparent plates each having a transparent electrode on one side are attached to the front of a light-emitting device such as a headlight, tail lamp, turn signal, etc. installed at the front or rear of an automobile. Anisotropic dipole fine particles of titanium oxide represented by the general formula of TiO ₂ or TinO _2n-1 , in which the particles are arranged so as to face each other and the particles are aligned by an electric field between the transparent electrodes, are mixed with bead-shaped spacers. A light valve configured to turn on and off the application of voltage to the transparent electrode is arranged, the light valve forming a part of the outer wall of the automobile, and the light-emitting device blinking. An automobile exterior device configured to be put into a see-through state and a non-see-through state by turning on and off the voltage applied to the pair of transparent electrodes accordingly. (2) The anisotropic dipole fine particles are SnO ₂ , WO ₃
The automobile exterior device according to claim 1, which is a semiconductor of SrTiO ₃ or tabular fine particles of mica coated with titanium oxide. (3) The surface of the anisotropic dipole fine particles is TinO. 2. The automobile exterior device according to claim 2, which is a fine particle coated with titanium oxide represented by the general formula _2n-1 . (4) Utility model registration claim 1, in which the anisotropic dipole fine particles are coated with a metal or an organometallic compound that absorbs or reflects light in the visible to near-infrared region.
, 2 and 3. (5) The automobile exterior device according to claim 4, wherein the metal is at least one metal or alloy selected from the group consisting of Pt, Pd, Au, Ag, and Rh. (6) The organometallic compound has the general formula M ₁ x (M ₂ (
CN) ₆ )y (in the formula, _M1 and _M2 are transition metals, x is 3 to 4, and y is 2 to 3) is a mixed valence complex represented by Utility model registration claim 4
Exterior equipment for automobiles as described in Section 1. (7) The automobile exterior device according to claims 5 and 6 of the utility model registration, wherein the metal or organometallic compound is deposited by a photodeposition method. (8) The automobile exterior device according to claims 1 and 2, wherein the anisotropic dipole fine particles are coated on the surface with a tungsten bronze film. (9) The anisotropic dipole particles coated with the tungsten bronze film are immersed in a solution obtained by electrolytically reducing an acidic solution containing tungstate ions and aliphatic carboxylate ions. 9. The automobile exterior device according to claim 8, which is an anisotropic dipole fine particle having tungsten bronze deposited on its surface by depositing tungsten bronze on its surface.