CN1293742A - Lighting or illuminating device especialy for motor vehicles - Google Patents
Lighting or illuminating device especialy for motor vehicles Download PDFInfo
- Publication number
- CN1293742A CN1293742A CN99804061A CN99804061A CN1293742A CN 1293742 A CN1293742 A CN 1293742A CN 99804061 A CN99804061 A CN 99804061A CN 99804061 A CN99804061 A CN 99804061A CN 1293742 A CN1293742 A CN 1293742A
- Authority
- CN
- China
- Prior art keywords
- light
- lighting apparatus
- luminous
- outside
- 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
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/20—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by refractors, transparent cover plates, light guides or filters
- F21S41/28—Cover glass
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/20—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by refractors, transparent cover plates, light guides or filters
- F21S41/25—Projection lenses
- F21S41/255—Lenses with a front view of circular or truncated circular outline
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/30—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by reflectors
- F21S41/32—Optical layout thereof
- F21S41/36—Combinations of two or more separate reflectors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2102/00—Exterior vehicle lighting devices for illuminating purposes
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The invention relates to a lighting or illuminating device, especially for motor vehicles, having a light source and a light exit surface or a light exit plane according to the generic part of Patent Claim 1. In a lighting or illuminating device of this type, the signal image function of the device is configured in a non-glare manner while retaining an optimal illumination of the roadway. To this end, the invention provides that the light exit plane is comprised of a middle area (10) which permits a part of the available light efficiency of the light source to pass through in a manner in which it is nearly unattenuated, and is comprised of an outer area (20) which encircles said middle area in a ring-shaped manner. Said outer area permits the available remaining part of the light efficiency to pass through in a manner in which it is slightly attenuated.
Description
The present invention relates to a kind of claim 1 before chat part described, especially for luminous or lighting apparatus automobile, that have a light source and a light-emitting area or a luminous flat.
In lighting apparatus, be divided into porjection type and reflection-type lighting apparatus basically especially for automobile.The basic version of reflection-type lighting apparatus is that in the foot of light source, light source is surrounded by a paraboloid.Before this reflector, promptly in being reflected to wherein hemisphere district, light is provided with a fixture, and this fixture has lens usually.Wherein, should from reflector region, light be exported equably and light be guided on the lens combination.Other, disclosed derivative strucure is, circumferential surface of regulation is used to capture scattered light between reflector and lens.Wherein, basic principle is that in known headlight or lighting apparatus, the headlight projection lens is collected light all, that use can be provided and should be invested the place ahead to this light.Light emitting surface or light-emitting area or luminous flat realize by the outer surface of headlight lens.
The task of headlight for vehicles is, on the one hand, to sail when direction illuminates road and illuminating road be that the vehicle that comes in the opposite demonstrates car and opens near signal scene guaranteeing under the situation of dark particularly to follow.Consider for this dual role, disclose diversified head lamp device in the prior art, in these disclosed head lamp devices, pay attention to point and be ground as well as possible optically focused.This has diversified shortcoming again.On the one hand, when dark, though the zone of vehicle front is illuminated well for driver itself, light quantity that is used to illuminate or luminous energy also are light quantity or the luminous energy that is used to show the signal scene.Its result is, the driver who has the headlight that well illuminates performance under situation mostly to be sent a car in the opposite dazzles the eyes.
Therefore, the head lamp device that is used to avoid glare effect is disclosed in the prior art.
DE 19625923A1 discloses a kind of porjection type headlight for vehicles.Wherein, this headlight for vehicles is made up of a reflector, a light source, a diaphragm and lens that are located at thereafter.Wherein, luminous flux its with respect to the headlight longitudinal axis do vertical when adjusting substantially with level the vertical of scioptics be adjusted with moving horizontally.Wherein, described lens be eccentric in headlight longitudinal axis supporting and can be provided with rotatably around the headlight longitudinal axis basically.Wherein, described light flux distribution criterion is that generally, headlight projects the place ahead to all lights.When the time comes, as also other, attempted in the disclosed system, light quantity as much as possible is launched on the road under the situation that an angle is down arranged.In view of the above, people attempt to reach and avoid the motorist that comes in the opposite is caused string purpose purpose by correspondingly avoiding light cone.
DE 19715693A1 discloses a kind of headlight for vehicles, wherein, is provided with a shade in the light path between reflector and lens, but this shade shading or the distribution of light is changed.Wherein, the purpose that should reach is to make the intensity of the light beam of limit portion to weaken to some extent, in other words, light beam is outwards dispersed diffusely from core.
But because the shading member is arranged in direct light path, so operational core light is not a unessential part, rather than being not unessential a part of crested and making it no longer illuminate the function use for pure of scattered light.
DE 4102586A1 discloses a kind of headlight, and this headlight has a correcting device that is used to revise light distribution property, and wherein, light distribution property causes by the gradient of a car body spare with respect to travel.For this reason, the cladding system that changes with gradient vehicle or car body spare is used.This structure is used on the motorcycle.And can not avoid driver's string order of allowing the opposite send a car on being used in motorcycle the time.
European patent application EP 0623780A2 discloses a kind of headlight for vehicles projection lens, in order to generate a kind of low coverage light, the structure of this projection lens is, the protruding radiating surface of these lens has different projected segment, wherein regulation has a upper segment and a lower section that is positioned at this horizontal plane below that is positioned at by the horizontal plane top of optical axis, wherein, regulation has at least two lower section, in these lower section, a lower section has one via the top boundary of horizontal plane near the lens lateral edges, and perhaps regulation has a continuous differently surface of projection.By these lens, light beam totally is divided into segmental arc.This only makes original light cone sectorized.By these lens, can not guarantee to avoid glare effect.
In view of the above, from this problem, task of the present invention be to provide a kind of of the same type, especially for the luminous or lighting apparatus of automobile, illuminate best under the situation of track keeping, make the signal scene function of this equipment not have glare effect.
According to the present invention, chat before claim 1 that part is described, in the luminous or lighting apparatus especially for automobile, the technical scheme that solves above task is, luminous flat almost middle part and the outside around described middle part of not passing through to form by the part of an operational light output that allows light source weakenedly, and the operational remainder that this outside allows light export only is that intensity is passed through weakenedly.
Described in the dependent claims of the present invention, other, preferred form of implementation.
Core of the present invention is, the major part that the middle part is preferably or in one embodiment operational following of the situation that also has lens, be used to illuminate the light of track is pointed to track, and outside use remaining, the residue light and/or the scattered light of sending a car towards the opposite as the signal scene., no longer light part in reflected back key light awl that send a car towards the opposite, scattering by using via outer annular surface, the intensity of this light part is weakened, thereby does not produce glare effect.In other words, that part of light of launching via the outer annular surface of luminous flat is only represented the signal scene.
To weaken in order in the outside of described annular, described light partly being reached dazzle-freely, to make inner surface damply or have definite transmittance ground mirror-polishing.
In a word, the structure of the present invention whole, that operational light is exported by lighting apparatus of light source is utilized.Promptly in described middle part, in order for example to illuminate track by lens, the major part of light to be avoided sending a car of opposite and to be diverted track in order illuminating in core dimensions.Only have the outside be towards the opposite send a car and only still make the remainder of using up, as previously mentioned, this remainder light intensity also can be weakened by the evaporation spare of metal.
In view of the above, the light of light source is divided in the following manner simply, promptly on the one hand, track ideally and is not caused and is illuminated and on the other hand, the signal scene of sending a car towards the opposite of lighting apparatus is not attenuated with dazzling the eyes with having glare effect the opposite driver that sends a car.
In preferred form of implementation, lighting apparatus can be the reflection-type lighting apparatus, in view of the above, is provided with a reflector after light source.
In addition, reflector can be so to locate with respect to light source, is to project the supermedial of light-emitting area and remaining scattered light output irradiation outside to the core reflection of light promptly.
As previously mentioned, the middle part can or can comprise lens by a lens formation.
In particularly preferred form of implementation, the outside is a mirror-polishing like this, promptly allows described scattered light from light source see through this outside and does not allow the external light transmission should the outside.
The present invention shown in the drawings describes the present invention below in detail.
Accompanying drawing is depicted as:
The sectional view of Fig. 1 lighting apparatus of the present invention,
Fig. 2 front view.
Fig. 1 shows the sectional view of headlight of the present invention.This headlight is located in the lampshade 30.Its main member is to be located at a lamp 1 in the reflector 2 with feeling relieved.Wherein, the light of lamp 1 emission is directed to the lens 11 that are located at its place ahead basically via reflector 2.Described lens 11 are located at the of the present invention so-called middle part of whole light-emitting area.And as be described below, in the invention process form practiced, whole light-emitting area is realized by whole lid 21.Face is in lampshade 30, the device 2 that not only is reflected reflexes to the only whole operational light on the lens 11, and in lampshade 30, also have so-called residue light, should not to be directed on the lens 11 from the residue light of reflector 2, but scattering diffusely in lampshade 30.For this reason, in disclosed lighting apparatus, the member of equipment cylindrical sleeve between reflector and lens, this member make this light that is output again in the light path of reflected back lens.At headlight of the present invention or the situation in lighting apparatus of the present invention then is another pair of shoes.Like spuious, that in lampshade 30, be scattered and at least no longer directly focused on residue light on the predetermined focus and should arrive the ring surface 22 that covers 21 partial mirrorization fully consciously by lens 11.
In other words, the core light of reflector 2 is projected onto on the lens 11, and scattered light arrives the ring surface 22 of partial mirrorization simultaneously.Wherein, the established part mirror-polishing, but make in lampshade 30 ring surface 22 of the absolute permeation parts mirror-polishing of residue light that exists.Wherein, can do following understanding to the partial mirrorization of ring surface 22, promptly the residue light that exists in lampshade 30 can see through the ring surface of described, mirror-polishing and this residue light intensity only a little is attenuated.And on this degree, described mirror-polishing is in front view, and promptly looking to lampshade or lid outside the lampshade to manifest mirror effect, in view of the above, can not see in the lampshade outside lampshade.
23 of lid 21 profiles constitute a ring, or lens-fitted 11 in this ring, or this ring comprises one by the transition of the remainder that covers to lens component.And lens 11 also can be made in the lump doing when covering, and in view of the above, lens 11 and lid 21 are structure as a whole.In other words, lid 21 inner part 10 and its outer part 20 then are interior in mutual transition on material.
Fig. 2 just schematically shows the be provided with situation of lighting apparatus in an installing hole 40.Installing hole 40 can be for example near the front portion of automobile be positioned at the both sides of radiating groove.From Fig. 2, can be clear that the middle part that comprises lens 10 of original lid 21 and the boundary of annular, outer of the present invention 20.Wherein, the outside 20 of annular, promptly the face between two illustrated, thick round lines is with mode mirror-polishing of the present invention.Its effect is, the device 2 that is reflected of lamp projects core light on the lens by middle part 10, promptly by being located at thereafter or lens before it leave lampshade.This light cone is used to illuminate track and is to aim at track, promptly is to be hidden from view from are sent a car in driver's the visual field on the opposite.By the ring surface 20 of corresponding mirror-polishing, the residue light in the lampshade is through outwards being launched damply.In other words, for sending a car of opposite produce discs that be illuminated, that hidden from view, central authorities and one with one second, the effective luminous cylindrical anchor ring of illumination intensity.Sent a car in the opposite, the light cone that leaves middle part 1O has been hidden from view, but still is to can be used as much bright disc to be identified.Outer ring surface has been weakened, in view of the above, in a word, for sending a car of opposite produces a signal scene.In other words, all only correspondingly be assigned with, the middle part just focuses on the track, and promptly hidden from view, and sent a car in the opposite, be sending a car under the weakened situation of luminous intensity as the anchor ring of signal scene towards the opposite.
In view of the above, described function is reached, and promptly illuminates track and constitutes signal with remaining light dazzle-freely with the core reverberation.
In addition, can find out also that crosspiece 11 is located in the profile of lid, these crosspieces 11 only are used for fixing shown in Figure 1, annulus 23 in order to hold lens 11.These crosspieces 11 just schematically are illustrated, and this be need not to add in addition description.
Claims (6)
1. especially for luminous or lighting apparatus automobile, that have a light source and a light-emitting area or a luminous flat, it is characterized in that, luminous flat almost a middle part (10) and the outside around described middle part (20) do not passed through to form by the part of an operational light output that allows light source weakenedly, and the operational remainder that this outside allows light export only is that intensity is passed through weakenedly.
2. according to the described luminous or lighting apparatus of claim 1, it is characterized in that luminous or lighting apparatus is reflective light-emitting or lighting apparatus and is provided with a reflector (2) after light source.
3. according to the described luminous or lighting apparatus of claim 2, it is characterized in that, reflector (2) is like this location with respect to light source, promptly to the core reflection of light be on the middle part (10) that can project light-emitting area and remaining " scattered light output " irradiation outside (21).
4. according to one in the above claim or multinomial described luminous or lighting apparatus, it is characterized in that middle part (10) have lens (11) or are made of lens (11).
5. according to one in the above claim or multinomial described luminous or lighting apparatus, it is characterized in that the outside is a mirror-polishing like this, promptly allow the described scattered light that comes from light source see through this outside, and do not allow the external light transmission should the outside.
6. according to one in the above claim or multinomial described luminous or lighting apparatus, it is characterized in that, regulation is divided into a middle part (10) and an outside (20) that centers on middle part (10) ringwise to light-emitting area or luminous flat, make the middle part be illuminated track with hiding from view, and that disperse, that intensity weakens to some extent, as to send a car towards opposite signal scene of outside generation.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19811570.9 | 1998-03-17 | ||
| DE19811570A DE19811570C2 (en) | 1998-03-17 | 1998-03-17 | Vehicle headlights with a housing and a lens for a glare-free signal image function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1293742A true CN1293742A (en) | 2001-05-02 |
| CN1105261C CN1105261C (en) | 2003-04-09 |
Family
ID=7861203
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN99804061A Expired - Fee Related CN1105261C (en) | 1998-03-17 | 1999-02-04 | Lighting or illuminating device especialy for motor vehicles |
Country Status (7)
| Country | Link |
|---|---|
| EP (1) | EP1064496B1 (en) |
| JP (1) | JP2002507052A (en) |
| KR (1) | KR20010041925A (en) |
| CN (1) | CN1105261C (en) |
| DE (2) | DE19811570C2 (en) |
| ES (1) | ES2199566T3 (en) |
| WO (1) | WO1999047852A1 (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102466186A (en) * | 2010-11-10 | 2012-05-23 | 现代自动车株式会社 | Head lamp for vehicle |
| CN104456214A (en) * | 2014-12-09 | 2015-03-25 | 苏州科利亚照明科技有限公司 | Spotlighting device |
| CN106415118A (en) * | 2014-01-21 | 2017-02-15 | 标致·雪铁龙汽车公司 | Vehicle lighting device, in particular for daytime-running lights, and vehicle provided with same |
| CN106662310A (en) * | 2014-06-23 | 2017-05-10 | Zkw集团有限责任公司 | Method and headlight for generating light distribution on roadway |
| CN110005968A (en) * | 2019-04-26 | 2019-07-12 | 东莞市新驱电子科技有限公司 | A kind of implementation method of annular lighting effects |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10114123A1 (en) * | 2001-03-22 | 2002-09-26 | Hella Kg Hueck & Co | Headlights for vehicles |
| DE10333606B4 (en) * | 2003-07-24 | 2006-07-20 | GM Global Technology Operations, Inc., Detroit | Automotive lamp |
| DE102007005551A1 (en) | 2007-01-25 | 2008-07-31 | Schefenacker Vision Systems Germany Gmbh | Luminaire for vehicles, preferably for motor vehicles |
| JP2009277419A (en) * | 2008-05-13 | 2009-11-26 | Stanley Electric Co Ltd | Vehicular lighting fixture |
| DE102010061460A1 (en) * | 2010-12-22 | 2012-06-28 | Hella Kgaa Hueck & Co. | Projection module for vehicle head-light, has light guiding element and light source assigned to light guiding element, where lens up-streams light guiding element in light emission direction |
| DE102011052552A1 (en) * | 2011-08-10 | 2013-02-14 | Hella Kgaa Hueck & Co. | Headlamp for vehicles, has housing, in which light source, reflector assigned to light source, lens upstream reflector and diaphragm between lens and reflector are arranged |
| FR3036164B1 (en) * | 2015-05-12 | 2019-05-10 | Psa Automobiles Sa. | ICE FOR LIGHTING AND / OR SIGNALING DEVICE COMPRISING A MULTIFACET TRANSPARENT BODY AND DEVICE EQUIPPED WITH SUCH ICE |
| TWI588410B (en) * | 2016-10-24 | 2017-06-21 | Zhong-Jun Yan | A kind of anti-sun lens and the car with anti-sun lens |
| KR102390256B1 (en) * | 2017-07-06 | 2022-04-25 | 현대모비스 주식회사 | Headlamp apparatus |
| FR3071040B1 (en) * | 2017-09-12 | 2019-09-06 | Valeo Vision | LUMINOUS MODULE FOR LIGHTING AND / OR SIGNALING OF A MOTOR VEHICLE |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE6913127U (en) * | 1968-04-15 | 1969-08-07 | Sylvania Electric Prod | MOTOR VEHICLE HEADLIGHTS |
| US4949226A (en) * | 1988-06-24 | 1990-08-14 | Koito Seisakusko Co., Ltd. | Projector-type lighting device of expanded outline appearance for use as a vehicular headlamp or the like |
| DE3942310A1 (en) * | 1989-12-21 | 1991-06-27 | Bayerische Motoren Werke Ag | MOTOR VEHICLE HEADLIGHT |
| US5158352A (en) * | 1990-01-31 | 1992-10-27 | Honda Giken Kogyo Kabushiki Kaisha | Headlamp |
| GB2245697A (en) * | 1990-05-01 | 1992-01-08 | Jaguar Cars | Vehicle lamps |
| AT400887B (en) * | 1993-05-03 | 1996-04-25 | Zizala Lichtsysteme Gmbh | VEHICLE LIGHT PROJECTION LENS |
| DE19519872A1 (en) * | 1995-05-31 | 1996-12-05 | Bosch Gmbh Robert | Vehicle headlamp design |
| GB9608260D0 (en) * | 1996-04-20 | 1996-06-26 | Rover Group | A lamp for a motor vehicle |
| DE19655357B4 (en) * | 1996-05-25 | 2009-01-15 | Automotive Lighting Reutlingen Gmbh | Vehicle headlights |
| DE19625923A1 (en) * | 1996-06-28 | 1998-01-08 | Hella Kg Hueck & Co | Headlights for vehicles |
| DE19704426B4 (en) * | 1997-02-06 | 2005-12-15 | Automotive Lighting Reutlingen Gmbh | Headlamp for vehicles according to the projection principle |
-
1998
- 1998-03-17 DE DE19811570A patent/DE19811570C2/en not_active Expired - Fee Related
-
1999
- 1999-02-04 KR KR1020007010233A patent/KR20010041925A/en not_active Application Discontinuation
- 1999-02-04 CN CN99804061A patent/CN1105261C/en not_active Expired - Fee Related
- 1999-02-04 WO PCT/EP1999/000734 patent/WO1999047852A1/en not_active Application Discontinuation
- 1999-02-04 JP JP2000537005A patent/JP2002507052A/en not_active Withdrawn
- 1999-02-04 EP EP99913139A patent/EP1064496B1/en not_active Revoked
- 1999-02-04 DE DE59905646T patent/DE59905646D1/en not_active Expired - Lifetime
- 1999-02-04 ES ES99913139T patent/ES2199566T3/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102466186A (en) * | 2010-11-10 | 2012-05-23 | 现代自动车株式会社 | Head lamp for vehicle |
| CN102466186B (en) * | 2010-11-10 | 2016-06-15 | 现代自动车株式会社 | For the head lamp of vehicle |
| CN106415118A (en) * | 2014-01-21 | 2017-02-15 | 标致·雪铁龙汽车公司 | Vehicle lighting device, in particular for daytime-running lights, and vehicle provided with same |
| CN106662310A (en) * | 2014-06-23 | 2017-05-10 | Zkw集团有限责任公司 | Method and headlight for generating light distribution on roadway |
| CN106662310B (en) * | 2014-06-23 | 2020-06-05 | Zkw集团有限责任公司 | Method and headlight for generating a light distribution on a road |
| CN104456214A (en) * | 2014-12-09 | 2015-03-25 | 苏州科利亚照明科技有限公司 | Spotlighting device |
| CN110005968A (en) * | 2019-04-26 | 2019-07-12 | 东莞市新驱电子科技有限公司 | A kind of implementation method of annular lighting effects |
Also Published As
| Publication number | Publication date |
|---|---|
| DE19811570A1 (en) | 1999-09-23 |
| DE19811570C2 (en) | 2001-08-02 |
| DE59905646D1 (en) | 2003-06-26 |
| KR20010041925A (en) | 2001-05-25 |
| ES2199566T3 (en) | 2004-02-16 |
| CN1105261C (en) | 2003-04-09 |
| WO1999047852A1 (en) | 1999-09-23 |
| JP2002507052A (en) | 2002-03-05 |
| EP1064496B1 (en) | 2003-05-21 |
| EP1064496A1 (en) | 2001-01-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20030409 Termination date: 20120204 |