JPS6329806U - - Google Patents

Info

Publication number
JPS6329806U
JPS6329806U JP12336386U JP12336386U JPS6329806U JP S6329806 U JPS6329806 U JP S6329806U JP 12336386 U JP12336386 U JP 12336386U JP 12336386 U JP12336386 U JP 12336386U JP S6329806 U JPS6329806 U JP S6329806U
Authority
JP
Japan
Prior art keywords
pair
concave mirror
focal points
convergent focal
lamp
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.)
Granted
Application number
JP12336386U
Other languages
Japanese (ja)
Other versions
JPH0247530Y2 (en
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 JP12336386U priority Critical patent/JPH0247530Y2/ja
Publication of JPS6329806U publication Critical patent/JPS6329806U/ja
Application granted granted Critical
Publication of JPH0247530Y2 publication Critical patent/JPH0247530Y2/ja
Expired legal-status Critical Current

Links

Description

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

第1図は本考案の車輛用灯具の一実施例を示す
模式的な断面図、第2図は上記と異なる実施例の
模式的な断面図である。第3図は公知例の説明図
である。 3,3′……光源としての電源、4,4′……
レンズ、5,5′……回転放物面鏡、6……平面
鏡、7……回転楕円面鏡、p―P′……回転放物
面、e……回転楕円面、f,f′……共軛焦点。
FIG. 1 is a schematic sectional view showing one embodiment of the vehicle lamp of the present invention, and FIG. 2 is a schematic sectional view of an embodiment different from the above. FIG. 3 is an explanatory diagram of a known example. 3, 3'... Power source as a light source, 4, 4'...
Lens, 5, 5'...parabolic mirror of revolution, 6... plane mirror, 7... ellipsoidal mirror of revolution, p-P'... paraboloid of revolution, e... ellipsoid of revolution, f, f'... …Co-yoke focus.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ランプハウジング内に、1対の共軛焦点を有す
る凹面鏡を設け、かつ、上記1対の共軛焦点の何
れか一方に光源を設置した車輛用灯具において、
前記の凹面鏡は1対の共軛焦点を結ぶ線を対称軸
とする1対の回転放物面を有するものであること
を特徴とする車輛用灯具。
A vehicle lamp, in which a concave mirror having a pair of convergent focal points is provided in the lamp housing, and a light source is installed at one of the pair of convergent focal points,
A vehicular lamp characterized in that the concave mirror has a pair of paraboloids of revolution whose axis of symmetry is a line connecting a pair of conjugate foci.
JP12336386U 1986-08-13 1986-08-13 Expired JPH0247530Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12336386U JPH0247530Y2 (en) 1986-08-13 1986-08-13

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12336386U JPH0247530Y2 (en) 1986-08-13 1986-08-13

Publications (2)

Publication Number Publication Date
JPS6329806U true JPS6329806U (en) 1988-02-26
JPH0247530Y2 JPH0247530Y2 (en) 1990-12-13

Family

ID=31014402

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12336386U Expired JPH0247530Y2 (en) 1986-08-13 1986-08-13

Country Status (1)

Country Link
JP (1) JPH0247530Y2 (en)

Also Published As

Publication number Publication date
JPH0247530Y2 (en) 1990-12-13

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