JPS61135302U - - Google Patents

Info

Publication number
JPS61135302U
JPS61135302U JP1836785U JP1836785U JPS61135302U JP S61135302 U JPS61135302 U JP S61135302U JP 1836785 U JP1836785 U JP 1836785U JP 1836785 U JP1836785 U JP 1836785U JP S61135302 U JPS61135302 U JP S61135302U
Authority
JP
Japan
Prior art keywords
viewing window
illuminated
window
unidirectional
utility
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP1836785U
Other languages
Japanese (ja)
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1836785U priority Critical patent/JPS61135302U/ja
Publication of JPS61135302U publication Critical patent/JPS61135302U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Optical Elements Other Than Lenses (AREA)
  • Light Guides In General And Applications Therefor (AREA)

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は本考案の装着の一実施例を示す横断面
図であり、図において、１は透明視野窓、２は反
射膜、３は吸収膜、４は光源である。 第２図は第１図の右側面である。 FIG. 1 is a cross-sectional view showing one embodiment of the mounting of the present invention, and in the figure, 1 is a transparent viewing window, 2 is a reflective film, 3 is an absorbing film, and 4 is a light source. FIG. 2 is the right side of FIG. 1.

Claims (1)

【実用新案登録請求の範囲】 １ 透明視野窓の窓板の端部に光源が配置され、
かつ窓板の室内側板面の一部に反射膜が形成され
ており、前記光源から窓板の端面を通して窓板内
に導入された光が室外側のみに放射されることに
より、室内・室外の明暗差に拘らず一方向のみ視
野が確保されるように構成した照明付一方向性視
野窓。 ２ 反射膜上に吸収膜を形成した実用新案登録請
求の範囲第１項記載の照明付一方向性視野窓。 ３ 反射膜をドツト状に形成した実用新案登録請
求の範囲第１項記載の照明付一方向性視野窓。 ４ 視野窓の視界部の開口率が２０％〜７０％で
ある実用新案登録請求の範囲第１項記載の照明付
一方向性視野窓。[Claims for Utility Model Registration] 1. A light source is arranged at the end of the window plate of a transparent viewing window,
In addition, a reflective film is formed on a part of the indoor side surface of the window plate, and the light introduced into the window plate from the light source through the end surface of the window plate is radiated only to the outdoor side, so that the indoor and outdoor An illuminated unidirectional viewing window configured to ensure visibility in only one direction regardless of the difference in brightness. 2. An illuminated unidirectional viewing window according to claim 1 of the utility model registration, in which an absorbing film is formed on a reflective film. 3. The illuminated unidirectional viewing window according to claim 1 of the utility model registration, in which the reflective film is formed in a dot shape. 4. The illuminated unidirectional viewing window according to claim 1, wherein the viewing area of the viewing window has an aperture ratio of 20% to 70%.
JP1836785U 1985-02-14 1985-02-14 Pending JPS61135302U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1836785U JPS61135302U (en) 1985-02-14 1985-02-14

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1836785U JPS61135302U (en) 1985-02-14 1985-02-14

Publications (1)

Publication Number Publication Date
JPS61135302U true JPS61135302U (en) 1986-08-23

Family

ID=30506938

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1836785U Pending JPS61135302U (en) 1985-02-14 1985-02-14

Country Status (1)

Country Link
JP (1) JPS61135302U (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5345541A (en) * 1976-10-07 1978-04-24 Yasuyuki Takahata Method of distinct vision in darkness by use of magic mirror
JPS5458036A (en) * 1977-10-17 1979-05-10 Nitsutou Jiyushi Kougiyou Kk Reflector

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5345541A (en) * 1976-10-07 1978-04-24 Yasuyuki Takahata Method of distinct vision in darkness by use of magic mirror
JPS5458036A (en) * 1977-10-17 1979-05-10 Nitsutou Jiyushi Kougiyou Kk Reflector

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