JPH0216505U - - Google Patents
Info
- Publication number
- JPH0216505U JPH0216505U JP9470388U JP9470388U JPH0216505U JP H0216505 U JPH0216505 U JP H0216505U JP 9470388 U JP9470388 U JP 9470388U JP 9470388 U JP9470388 U JP 9470388U JP H0216505 U JPH0216505 U JP H0216505U
- Authority
- JP
- Japan
- Prior art keywords
- bulb
- light emitting
- emitting point
- housing
- lens
- 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
Links
- 230000003287 optical effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
- 238000013507 mapping Methods 0.000 description 1
Description
第１図は本考案の車両用灯具の一実施例を示す
説明図、第２図は従来の車両用灯具を示す断面図
である。
１……ハウジング、１１……平面鏡、２……バ
ルブ、Ｐ……フイラメント発光点、２１……バル
ブ（写像）、ＰＯ……発光点の虚像位置、３……
インナーレンズ、４……アウターレンズ、Ｆ……
焦点距離。
FIG. 1 is an explanatory diagram showing an embodiment of the vehicle lamp of the present invention, and FIG. 2 is a sectional view showing a conventional vehicle lamp. 1... Housing, 11... Plane mirror, 2... Bulb, P... Filament light emitting point, 21... Bulb (mapping), PO... Virtual image position of light emitting point, 3...
Inner lens, 4... Outer lens, F...
Focal length.
Claims (1)
このバルブのフイラメント発光点からの光を平行
光線に透過するインナーレンズと、その透過光を
任意方向に拡散させるアウターレンズとで構成さ
れる車両用灯具において、前記バルブの背面に相
当するハウジングの内面を平面鏡に形成し、この
平面鏡で写像される前記バルブのフイラメント発
光点の虚像位置を前記インナーレンズの焦点距離
に一致させたことを特徴とする車両用灯具。 a bulb disposed on the optical axis within the housing;
In a vehicle lamp comprising an inner lens that transmits light from the filament light emitting point of the bulb into parallel rays and an outer lens that diffuses the transmitted light in an arbitrary direction, the inner surface of the housing corresponds to the back surface of the bulb. A vehicular lamp characterized in that the virtual image position of the filament light emitting point of the bulb, which is mapped by the plane mirror, is made to match the focal length of the inner lens.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988094703U JPH0425766Y2 (en) | 1988-07-18 | 1988-07-18 | |
| US07/380,982 US4972302A (en) | 1988-07-18 | 1989-07-14 | Vehicle lamp having inner lens and reflector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988094703U JPH0425766Y2 (en) | 1988-07-18 | 1988-07-18 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0216505U true JPH0216505U (en) | 1990-02-02 |
| JPH0425766Y2 JPH0425766Y2 (en) | 1992-06-22 |
Family
ID=31319270
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988094703U Expired JPH0425766Y2 (en) | 1988-07-18 | 1988-07-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0425766Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04129409U (en) * | 1991-05-20 | 1992-11-26 | 株式会社小糸製作所 | beacon light |
| JP2008147003A (en) * | 2006-12-08 | 2008-06-26 | Ichikoh Ind Ltd | Lamp unit of vehicular headlamp |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5644401U (en) * | 1979-09-17 | 1981-04-22 | ||
| JPS56141102A (en) * | 1980-04-07 | 1981-11-04 | Ichikoh Industries Ltd | Lamp for automobile |
| JPS6262401A (en) * | 1985-09-11 | 1987-03-19 | Pioneer Electronic Corp | Magnetic recording and reproducing device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1343164A (en) * | 1971-08-09 | 1974-01-10 | Mullard Ltd | Aspheric light-transmissive optical element |
-
1988
- 1988-07-18 JP JP1988094703U patent/JPH0425766Y2/ja not_active Expired
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5644401U (en) * | 1979-09-17 | 1981-04-22 | ||
| JPS56141102A (en) * | 1980-04-07 | 1981-11-04 | Ichikoh Industries Ltd | Lamp for automobile |
| JPS6262401A (en) * | 1985-09-11 | 1987-03-19 | Pioneer Electronic Corp | Magnetic recording and reproducing device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04129409U (en) * | 1991-05-20 | 1992-11-26 | 株式会社小糸製作所 | beacon light |
| JP2008147003A (en) * | 2006-12-08 | 2008-06-26 | Ichikoh Ind Ltd | Lamp unit of vehicular headlamp |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0425766Y2 (en) | 1992-06-22 |