CN1502500A - Front lamp for vehicle - Google Patents
Front lamp for vehicle Download PDFInfo
- Publication number
- CN1502500A CN1502500A CNA2003101163934A CN200310116393A CN1502500A CN 1502500 A CN1502500 A CN 1502500A CN A2003101163934 A CNA2003101163934 A CN A2003101163934A CN 200310116393 A CN200310116393 A CN 200310116393A CN 1502500 A CN1502500 A CN 1502500A
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- Prior art keywords
- lamp
- reflecting surface
- zone
- head lamp
- light
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- 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.)
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- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Lighting Device Outwards From Vehicle And Optical Signal (AREA)
Abstract
The head lamp for a vehicle comprises a reflector 37 having a bulb light reflecting surface 37a vertically segmented into two areas, of which one area has a light distribution cut performed on it and the other area has a smooth curved surface, and a lens 36 having a bulb light transmission part 36a vertically segmented into two areas, of which one area corresponding to the area having a curved surface of the reflecting surface 37a has a lens cut pattern performed on it, and the other area corresponding to the area having a cut of the reflecting surface 37a has a smooth curb surface.
Description
Technical field
The present invention relates to a kind of head lamp that is used for vehicle.
Background technology
Traditionally, the head lamp that is used for vehicle generally all uses and has the combination that the lamp glass of lamp glass grooving pattern forms on it by a catadioptre with reflecting surface of tangent surface for example and one and come scattered beam.Constantly carried out trial, for example, formed movably catadioptre or one lamp glass (reference example such as patent document 1 and 2) movably such as the illumination performance that improves head lamp.In addition, in recent years, when eliminating lamp glass grooving pattern, develop a kind of head lamp of so-called multipath reflection mirror type, wherein on catadioptre, be formed with grooving.Owing to have accurate luminous intensity distribution and outward appearance clearly, the head lamp of this multipath reflection mirror type has obtained to favor widely, and and has been widely used on the various vehicles such as motor bike or four-wheeled.Adopt the head lamp of above-mentioned novelty obviously to help to improve the marketability of vehicle or the property distinguished.
[patent document 1]
The open clear 57-082001 of text No. of the utility model of Japan.
[patent document 2]
The flat 08-183385 of patent disclosure text No. of Japan.
Yet when the head lamp that will have lamp glass movably or light deflector was applied on the vehicle, the structure of head lamp complicated, and this directly causes the increase of weight and cost.Simultaneously, still about the head lamp of this multipath reflection mirror type, increase if use its number of vehicles, the novelty of so this lamp has not just had yet.Therefore, need a kind of marketability and distinctive novel automobile head lamp that can improve vehicle.
Summary of the invention
Therefore, an object of the present invention is to provide a kind of simple in structure and the headlight for automobile of novelty arranged.
As the means that achieve the above object, according to the invention described in the claim 1, a kind of head lamp that is used for vehicle is provided, comprise: a catadioptre (for example catadioptre among the embodiment 37) and a lamp glass (for example lamp glass among the embodiment 36) with the light transmission part (for example light transmission part 36a of embodiment) that is used for bulb light with the reflecting surface (for example reflecting surface 37a among the embodiment) that is used for reflecting bulb light, wherein said reflecting surface is divided into, following two zones, a zone is provided with the grooving that is used for luminous intensity distribution therein, and another zone is made into smooth curved surface; Described lamp glass is divided into upper and lower two zones, wherein a zone corresponding to the zone that is made into curved surface of reflecting surface has lamp glass grooving pattern disposed thereon, and is made into a smooth curved surface corresponding to another zone in the zone that is provided with grooving of reflecting surface.
In this structure, the light transmission part of lamp glass is divided into upper and lower two zones, and one of them zone is made into smooth curved surface.Thereby, make the profile of reflecting surface of catadioptre and bulb etc. all become clear.And, because another zone is provided with lamp glass grooving pattern, thus can provide a kind of by traditional head lamp the automobile head light with novel appearance that can not obtain.
In addition, the luminous intensity distribution that luminous intensity distribution that the lamp glass grooving pattern by lamp glass carries out and the tangent plane by catadioptre carry out can be suitably made up, thereby the degree of freedom of the luminous intensity distribution of head lamp can be improved.
Here, because each in the light transmission part of the reflecting surface of catadioptre and lamp glass all is divided into upper and lower two zones, lower beam illumination is emphasized light distribution characteristic, but when far lighting, two kinds of different light distribution characteristics are combined.Thereby, the degree of freedom, the particularly degree of freedom of luminous intensity distribution when far lighting of luminous intensity distribution can be improved, and the adjusting sense when far lighting and lower beam illumination are changed mutually can be improved.
According to the described the present invention of claim 2, a kind of head lamp that is used for vehicle according to claim 1 is provided, its characteristic is, catadioptre is so to be provided with, that is, the reflecting surface zone with grooving is positioned in upside, and lamp glass is so to be provided with, that is, the zone with lamp glass grooving pattern of light transmission part is positioned in downside.
Adopt this structure, the lower portion of head lamp can be carried out luminous intensity distribution in a wide region, in this scope, and by lamp glass grooving pattern scattered beam rightly, but because the tangent plane of catadioptre, the upper portion of head lamp can carry out accurate point-like luminous intensity distribution.
According to the invention that claim 3 is described, a kind of head lamp on the vehicle of being used for according to claim 1 or 2 is provided, its characteristic is, bulb is installed in the zone with grooving that is positioned at reflecting surface and is made near the boundary in reflecting surface zone of curved surface.
Adopt this structure, each in the reflecting surface of catadioptre and the light transmission part of lamp glass all is divided into upper and lower two parts on the part near bulb.Therefore, can carry out the illumination of the luminous intensity distribution of the illumination of the luminous intensity distribution by lamp glass grooving pattern and the tangent plane by catadioptre with the light quantity that equates.
Description of drawings
Fig. 1 is the lateral plan of motor bike according to an embodiment of the invention.
Fig. 2 is the front elevation of Fig. 1.
Fig. 3 is the front elevation of the part around head lamp.
Fig. 4 is the schematic sectional view that the A-A line along Fig. 3 intercepts.
Fig. 5 is the front view of lamp glass.
Fig. 6 is the front view of catadioptre.
The specific embodiment
Below, with motor bike as an example and with reference to the accompanying drawings to describe the present invention an embodiment.
The front fork 12 that is used to support front-wheel WF rotation with reference to 1, one in figure is supported on head pipe 11, and to carry out steering operation, head pipe 11 is arranged on the front end of body of motor cycle framework 10.A steering handle 13 is connected the upper end of front fork 12, and front fender apron 14 is supported on the front fork 12, and covers the upside of front-wheel WF.
A dynamic assembly P is supported on the pars intermedia office of vehicle body frame 10, and comprises a driving engine E and a change-speed box M.The outputting power of change-speed box M is sent on the trailing wheel WR by chain 17.
A carburettor 19 is arranged between airfilter 18 and the driving engine E, and described airfilter 18 and carburettor 19 all are arranged in the top of driving engine E.One Fuel Tank 20 is supported on the vehicle body frame 10, and is arranged on the top of rear wheel WR.
The rear portion of vehicle body frame 10 is covered by an aftercarriage cover 21 made from the synthetic resin material and being connected with vehicle body frame 10 with Fuel Tank 20.Be provided with on the aftercarriage cover 21 to rear mudguard 22 adjacency, and cover the upside at trailing wheel WR rear portion.Flapper-bracket 23 is arranged on the aftercarriage cover 21, and the driver can be sitting on the first half of flapper-bracket 23.
With reference to Fig. 2, the front portion of vehicle body frame 10, driving engine E, carburettor 19 and airfilter 18 are covered by front vehicle body cover 26.Front vehicle body cover 26 comprises a pair of left and right legging cover 24,24, and the pretectum 25 that the top of legging cover 24,24 is connected to each other.
A pair of handle 28,29 is arranged on the relative left and right end of steering handle 13, and brake-lever grip 30 is arranged on the right-hand end of steering handle 13, thereby can control it with the hand of holding handle 29.Steering handle 13 is covered by handle cover 31, thereby handle 28,29 outwards protrudes from the relative both sides of handle cover 31 with brake-lever grip 30.A pair of front blinker 27,27 is arranged on the relative left and right end of handle cover 31, and head lamp 32 according to the present invention is arranged on the core of handle cover 31.
Further with reference to Fig. 3 and Fig. 4, head lamp 32 comprises for example bulb 38 of H4 type of lamp glass that a head lamp shell of being made by the synthetic resin material 35, one made by the synthetic resin material 36, catadioptre 37 and.Lamp glass 36 covers the front of head lamp shell 35.Catadioptre 37 is supported on the head lamp shell 35.Bulb 38 is arranged on the core of catadioptre 37.The light that sends from bulb 38 is by the cup-shaped reflecting surface 37a reflection of catadioptre 37, and passes the light transmission part 36a of lamp glass 36, thereby can be to front lit.
An opening 39 is arranged on the core of handle cover 31 front portions, and head lamp 32 is arranged on the core of handle cover 31, thereby makes lamp glass 36 relative with opening 39.
Catadioptre 37 is made into cup-shaped to open front, and the forward extension that integrally is provided with head lamp shell 35 divides 35b.That is to say that catadioptre 37 and head lamp shell 35 usefulness synthetic resin materials are made an integral member.
A tubular portion 35c integrally is arranged on the core of head lamp shell 35, thereby it is outstanding backward.Bulb 38 removably is connected on the tubular portion 35c from rear side, thereby it is positioned at the core of catadioptre 37.
A motion arm part 35d integrally is arranged on the bottom of head lamp shell 35, thereby its inside face with the handle cover 31 of opening 39 belows is relative.Nut 45 is connected on the motion arm part 35d.Quite long elongated hole 46 is formed at handle cover 31 on front and rear direction and the corresponding position of motion arm 35d.Bolt 47 passes elongated hole 46 and is screwed into 45 li on nut.Bolt 47 has the head 47a of an enlarged diameter, is used for the lower surface engages with handle cover 31.If bolt 47 is moved in elongated hole 46 forward or backward, catadioptre 37 and head lamp shell 35 just can wave on the top of stay bearing plate part 35a and the connection location (not shown) between the handle cover 31 up or down around one, to adjust optical axis C.Then, if binding bolt 47, can stationary mirror 37 and the attitude of head lamp shell 35, the fixing optical axis C of head lamp 32 just.
On the optical axis C of bulb 38, with the filament (not shown) that concerns setting corresponding to distance light (usefulness of travelling) and dipped beam (mutually through with) arranged side by side each other.Here, the filament position of supposing distance light is at bulb center 38a, and the filament position of dipped beam is at bulb center 38b.
With reference to Fig. 5, the light transmission part 36a with lamp glass 36 of fitfull rectangular shape is divided into upper and lower two zones on the height of the bulb center 38a of bulb 38 and 38b.The upper-side area of light transmission part 36a forms a lamp glass part 40 clearly, and this lamp glass partly is made into the smooth surface that does not have lamp glass grooving pattern on it.The underside area of light transmission part 36a forms the lamp glass slot portion 41 with predetermined lamp glass grooving pattern, be used for reflecting with the bulb light of diffusion by wherein to distribute light.
With reference to Fig. 6, with the similar ground of the light transmission part 36a of lamp glass 36, the reflecting surface 37a of catadioptre 37 also is divided into upper and lower two zones along the bulb center 38a of bulb 38 and the height of 38b.The upper-side area of reflecting surface 37a forms one and has the slot portion 42 that light distributes grooving on it, and as a so-called multipath reflection mirror.Simultaneously, the underside area of reflecting surface 37a forms a curvature portion 43 with smooth surface, and this smooth surface has predetermined light distribution characteristic, for example, and the paraboloid of revolution.Bulb 38 is in one at the slot portion 42 of reflecting surface 37a and the boundary between the curvature portion 43.
At first, aspect the outward appearance of head lamp 32, because the upper-side area of the light transmission part 36a of lamp glass 36 forms lamp glass part 40 clearly, can easily on the height of eyes, observe the existence of the slot portion 42, bulb 38 etc. of catadioptre 37, thus the clear outward appearance of having given prominence to head lamp 32.In addition, because the underside area of the light transmission part 36a of lamp glass 36 forms lamp glass slot portion 41, even when head lamp 32 is compared with the head lamp of common multipath reflection mirror type, such outward appearance also has novelty.Particularly, the upper-side area of the light transmission part 36a of lamp glass 36 forms lamp glass part 40 clearly, helps like this preventing that sunray from accumulating on the head lamp 32.
When head lamp 32 is opened, the luminous intensity distribution of the lamp glass slot portion 41 of the curvature portion 43 of combination that can be suitable by catadioptre 37, lamp glass 36 and by the luminous intensity distribution of the part of lamp glass clearly 40 of the slot portion 42 of light deflector 37 and lamp glass 36, so that light can be assigned on the required scope along desired direction.Particularly, because the upper-side area of lamp glass 36 and catadioptre 37 forms so-called multipath reflection mirror type head lamp, obtain illumination (shown in the arrow B among Fig. 4) by accurate luminous intensity distribution during the far lighting that can under high-frequency, use.On the other hand, when far lighting, by additionally combining with the illumination (shown in the arrow D among Fig. 4) that the accurate luminous intensity distribution of multipath reflection mirror type lamp is realized through the lamp glass grooving pattern illumination of the luminous intensity distribution of diffusion rightly (shown in the arrow E among Fig. 4).Thereby, can improve degree of freedom to the place ahead luminous intensity distribution at a distance.At this moment, the upper and lower both sides from head lamp 32 irradiate the light of equivalent basically.Therefore, can be suppressed at the luminous intensity distribution on the one side in the illumination zone, and the light distribution characteristic can make lower beam illumination and far lighting the time differs from one another.
Therefore, according to the above embodiments, do not need complicated structure just can form by traditional head lamp the novel appearance that can not obtain.And this head lamp that is used for vehicle can help to improve the marketability and the distinctiveness of vehicle significantly.
In addition,, the degree of freedom of luminous intensity distribution is improved, and can emphasizes the adjusting sense when distance light and dipped beam are changed mutually because different light distribution characteristics combines.
In addition, use a bulb, a lamp glass and a catadioptre can obtain many advantages.Therefore, when with the sort of combined light that is combined into by a plurality of bulbs, when for example four bulb type head lamps were compared, this head lamp that is used for vehicle can be reduced in size, weight and cost.
It should be noted that the present invention has more than is confined to the above embodiments.For example, although head lamp 32 is to form like this, that is, its upside is used as multipath reflection mirror type head lamp, and its downside is used as lamp glass grooving type head lamp, also reverse configuration vertically.In addition, naturally, the present invention not only can be applied to motor bike, and can be applied to four wheeler, in addition, also can be applied on the head lamp of different shape, for example rectangle and circular head lamp.
As mentioned above, invention according to claim 1, a kind of head lamp that is used for vehicle can have the novel appearance that a traditional head lamp can not obtain, and can obviously help to improve the marketability and the distinctiveness of vehicle.In addition, also improve the degree of freedom of head lamp aspect luminous intensity distribution, and also improved the adjusting sense when far lighting and lower beam illumination are changed mutually.In addition, utilize a bulb, lamp glass and catadioptre just can obtain having reduced size, than the automobile head light of light weight and lower cost.
According to the present invention described in the claim 2, the lower portion of head lamp can be carried out luminous intensity distribution in a wide region, in this scope, by lamp glass grooving pattern scattered beam rightly, but because the tangent plane of catadioptre, the upper portion of head lamp can carry out accurate point-like luminous intensity distribution.Therefore, can make up luminous intensity distribution can be with the degree of freedom of the luminous intensity distribution that improves head lamp.
According to the present invention described in the claim 3, can be easily carry out by the illumination of lamp glass grooving pattern luminous intensity distribution with by the illumination of the tangent plane luminous intensity distribution of catadioptre with equivalent light.Therefore, can suppress the luminous intensity distribution deviation that causes by them, to be thrown light on uniformly.
Claims (3)
1. head lamp that is used for vehicle, comprise: a catadioptre, it has the reflecting surface of a reflection bulb light, and described reflecting surface is divided into upper and lower two zones, on a zone grooving that luminous intensity distribution is used is set therein, and another zone is made into smooth curved surface; And lamp glass, it has a light transmission part that bulb light is seen through, this light transmission part is divided into upper and lower two zones, wherein a zone corresponding to the zone that is made into curved surface of described reflecting surface has a lamp glass grooving pattern disposed thereon, and is made into smooth curved surface corresponding to another zone that has the zone of grooving on its of described reflecting surface.
2. automobile head light according to claim 1, it is characterized by, described catadioptre is so to be provided with, promptly, the zone that has grooving on its of described reflecting surface is arranged on upside, and described lamp glass so is provided with, that is, the zone that forms lamp glass grooving pattern on its of described light transmission part is arranged on downside.
3. according to the described automobile head light of claim 1 or 2, it is characterized by, the described bulb of described reflecting surface is set in place near the boundary position between the zone that is made into curved surface of the zone with grooving of described reflecting surface and described reflecting surface.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2002340782A JP2004178844A (en) | 2002-11-25 | 2002-11-25 | Head lamp for vehicle |
| JP340782/2002 | 2002-11-25 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1502500A true CN1502500A (en) | 2004-06-09 |
| CN1297433C CN1297433C (en) | 2007-01-31 |
Family
ID=32703316
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2003101163934A Expired - Fee Related CN1297433C (en) | 2002-11-25 | 2003-11-14 | Front lamp for vehicle |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP2004178844A (en) |
| CN (1) | CN1297433C (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100443358C (en) * | 2005-07-25 | 2008-12-17 | 雅马哈发动机株式会社 | Motorcycle |
| CN101934757A (en) * | 2009-06-30 | 2011-01-05 | 株式会社小糸制作所 | Head lamp of vehicle |
| CN101956955A (en) * | 2010-09-30 | 2011-01-26 | 海洋王照明科技股份有限公司 | Headlamp and reflector used for headlamp |
| CN101258049B (en) * | 2005-08-08 | 2012-05-02 | Hbpo有限公司 | Device for the adjustable fixing of a head lamp |
| CN102537844A (en) * | 2010-12-24 | 2012-07-04 | 海洋王照明科技股份有限公司 | Automobile headlamp reflector and automobile headlamp |
| CN102654264A (en) * | 2011-03-04 | 2012-09-05 | 本田技研工业株式会社 | Headlamp construction for vehicle |
| CN101683871B (en) * | 2008-09-25 | 2013-03-13 | 本田技研工业株式会社 | Signal lamp device of motor driven two-wheel vehicle |
| CN108237964A (en) * | 2016-12-27 | 2018-07-03 | Lg电子株式会社 | Vehicle lamp and its control method |
| CN109790964A (en) * | 2016-09-23 | 2019-05-21 | 卡尔蔡斯耶拿有限公司 | Lighting device for vehicle |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4994059B2 (en) * | 2007-02-27 | 2012-08-08 | 本田技研工業株式会社 | Vehicle lighting |
| JP5145198B2 (en) * | 2008-11-14 | 2013-02-13 | 本田技研工業株式会社 | Anti-theft device for motorcycles |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE9111339U1 (en) * | 1991-09-12 | 1991-10-31 | Hella KG Hueck & Co, 4780 Lippstadt | Multi-chamber light |
| JP2001260965A (en) * | 2000-03-17 | 2001-09-26 | Honda Motor Co Ltd | Vehicle having transparent or semitransparent body cover |
-
2002
- 2002-11-25 JP JP2002340782A patent/JP2004178844A/en active Pending
-
2003
- 2003-11-14 CN CNB2003101163934A patent/CN1297433C/en not_active Expired - Fee Related
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100443358C (en) * | 2005-07-25 | 2008-12-17 | 雅马哈发动机株式会社 | Motorcycle |
| CN101258049B (en) * | 2005-08-08 | 2012-05-02 | Hbpo有限公司 | Device for the adjustable fixing of a head lamp |
| CN101683871B (en) * | 2008-09-25 | 2013-03-13 | 本田技研工业株式会社 | Signal lamp device of motor driven two-wheel vehicle |
| CN101934757A (en) * | 2009-06-30 | 2011-01-05 | 株式会社小糸制作所 | Head lamp of vehicle |
| CN101934757B (en) * | 2009-06-30 | 2013-04-10 | 株式会社小糸制作所 | Head lamp of vehicle |
| CN101956955A (en) * | 2010-09-30 | 2011-01-26 | 海洋王照明科技股份有限公司 | Headlamp and reflector used for headlamp |
| CN101956955B (en) * | 2010-09-30 | 2014-02-19 | 海洋王照明科技股份有限公司 | Headlamp and reflector used for headlamp |
| CN102537844A (en) * | 2010-12-24 | 2012-07-04 | 海洋王照明科技股份有限公司 | Automobile headlamp reflector and automobile headlamp |
| CN102537844B (en) * | 2010-12-24 | 2014-03-19 | 海洋王照明科技股份有限公司 | Automobile headlamp reflector and automobile headlamp |
| CN102654264A (en) * | 2011-03-04 | 2012-09-05 | 本田技研工业株式会社 | Headlamp construction for vehicle |
| CN109790964A (en) * | 2016-09-23 | 2019-05-21 | 卡尔蔡斯耶拿有限公司 | Lighting device for vehicle |
| CN109790964B (en) * | 2016-09-23 | 2022-12-02 | 卡尔蔡斯耶拿有限公司 | Lighting device for vehicle |
| CN108237964A (en) * | 2016-12-27 | 2018-07-03 | Lg电子株式会社 | Vehicle lamp and its control method |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2004178844A (en) | 2004-06-24 |
| CN1297433C (en) | 2007-01-31 |
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070131 Termination date: 20131114 |