WO2013077826A2 - Structure boîtier-lentille unifié pour équipement d'éclairage d'automobile et son procédé de production - Google Patents
Structure boîtier-lentille unifié pour équipement d'éclairage d'automobile et son procédé de production Download PDFInfo
- Publication number
- WO2013077826A2 WO2013077826A2 PCT/TR2012/000184 TR2012000184W WO2013077826A2 WO 2013077826 A2 WO2013077826 A2 WO 2013077826A2 TR 2012000184 W TR2012000184 W TR 2012000184W WO 2013077826 A2 WO2013077826 A2 WO 2013077826A2
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- housing
- lens
- unified
- section
- light source
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/16—Making multilayered or multicoloured articles
-
- 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
- F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
- F21S41/14—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source characterised by the type of light source
- F21S41/141—Light emitting diodes [LED]
- F21S41/143—Light emitting diodes [LED] the main emission direction of the LED being parallel to the optical axis of the illuminating device
-
- 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
-
- 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
- F21S41/29—Attachment thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/16—Making multilayered or multicoloured articles
- B29C45/1657—Making multilayered or multicoloured articles using means for adhering or bonding the layers or parts to each other
- B29C2045/1668—Penetration bonds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/0001—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor characterised by the choice of material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/16—Making multilayered or multicoloured articles
- B29C45/1657—Making multilayered or multicoloured articles using means for adhering or bonding the layers or parts to each other
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2067/00—Use of polyesters or derivatives thereof, as moulding material
- B29K2067/006—PBT, i.e. polybutylene terephthalate
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2069/00—Use of PC, i.e. polycarbonates or derivatives thereof, as moulding material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
- B29K2995/0018—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds having particular optical properties, e.g. fluorescent or phosphorescent
- B29K2995/0026—Transparent
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2011/00—Optical elements, e.g. lenses, prisms
- B29L2011/0016—Lenses
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/30—Vehicles, e.g. ships or aircraft, or body parts thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/30—Vehicles, e.g. ships or aircraft, or body parts thereof
- B29L2031/3055—Cars
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/747—Lightning equipment
-
- 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
- F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
- F21S41/19—Attachment of light sources or lamp holders
-
- 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
- F21S41/39—Attachment thereof
Definitions
- the present invention is related to a unified housing-lens structure which generally includes some components such as electronic circuit board, reflector etc. within car lighting equipments such as headlamps, stop lamps etc.
- US6250789 discloses an automobile headlamp housing and a method to combine it. To mount a lens onto a housing, before seating the brackets, created on the lens, to their places on the housing; applying some processes such as applying a bonding agent and afterwards finishing the process as seating it and therefore having a good appearance aesthetically are disclosed.
- US6951365 a body subassembly for a vehicle that is designed to be mounted substantially flush with the surrounding vehicle body panels and an impact-absorbing bumper is disclosed.
- US20030043592 discloses a lamp housing using a multi-part adhesive paths for holding the parts together. Combining and bonding are able to be made with a single process. In an embodiment of the invention which is aiming to shorten the process time for combining operation duration, the same adhesive, used in bonding the lens and housing, can be used for assembling the components.
- a tail light for a motor vehicle, includes a lens which covers a housing opening in the beam direction of the light and the lens includes at least two lens sections, which are injection-molded onto each other along a connection region and the injection points of the respective lens sections are arranged in the connection region.
- WO9630696 discloses that to simplify the manufacture of a vehicle lamp and reduce production costs while at the same time retaining or improving its efficiency, the reflector housing is multi-component injection moulded in one piece.
- the basic section is moulded in a first injection step and the reflector is injection moulded on the basic section with a uniform wall thickness or layer thickness in a second step.
- the present invention and technical solution is arised as taking into consideration of compatibility of materials to be used to provide unified structure and figuring out operational and economical benefits as applying a proper production process and method.
- An objective of the invention is to put forward a unified housing-lens product so as to avoid some problems resulting from bonding or attaching the lens, that focuses the light, and with the housing, that gathers components such as reflector, connector, printed circuit board, in the lighting apparatus such as headlamp, stop lamp used in front and rear sides of the vehicles.
- Another objective of the invention is to provide a housing-lens structure saving production and installation costs and at the same time prolonging the life of the lighting apparatus.
- Another objective of the invention is to provide more convenience to production by defining a production method as clarifying processes needed for putting a unified housing - lens structure forward.
- Figure 1 an exploded perspective view is presented for unified housing-lens and the other components of the invention for a vehicle lighting apparatus.
- PCB Light source and Printed Circuit Board
- the present invention is related to a novel unified housing-lens embodiment in a lighting apparatus such as headlamps, stop lamps etc. in front or rear side of the vehicles and methods to provide such product.
- a lighting apparatus such as headlamps, stop lamps etc. in front or rear side of the vehicles and methods to provide such product.
- Some components of said lighting apparatus in a housing are seen in Figure 1. Said components may be various depending on the type of the lighting apparatus and the place in where being used.
- a sample application for a stop lamp is presented in figures.
- Components that may exist in a vehicle lighting device generally are a housing that all components installed as combining on the vehichle and a lens (10) leaving out by focusing light rays from the upper side and a reflector (20) in the inner side of the housing (10), a light source and its connected printed circuit board (30), a back cap and a connector (40) providing electrical connection with vehicle and at the end a resulting element (50) for insulation and combining purposes.
- FIG 2 a close perspective view of housing-lens of the present invention is seen.
- a lens surface (11) upper and lower side surfaces (12, 13) at the upper side, which letting light rays out by focusing, and which are reflected by a said reflector (20) and provided by a light source (30) and installation projections (14) in accordance with positions and dimensions in where to be installed and installation holes (14.1) thereon.
- a plug-in assembly there may not be needed to use such holes, another application having nails may be used instead.
- upper and lower side surfaces (12, 13) are in monoblock (unified) structure in said housing-lens (10) arrangement. Therefore additional lens, housing and adhesive material that should be used between them are not necessary anymore and moreover a huge time saving, that has been needed for installation of such components will be achieved.
- the lighting apparatus having said unified or monoblock housing- lens (10) after installation is stronger to the environmental strain and stresses on the vehicle and provides better insulation and therefore has more lifetime.
- Said lens ( 1 ) is made of transparent polycarbonate (PC) in general.
- PC transparent polycarbonate
- Providing a unified structure of whole housing-lens arrangement (10) is possible with a process having a single or double stages as having one-component PC or two-component PC-PC/PBT (Polybuthylene Therefthalat). It is shown in the Figures 1 and 2 that the situation of said whole housing-lens having single component PC.
- alternative applications and detailed views are given for the invention having different combining O ' unction) points of said two components obtained by said double componnents and two stages production method.
- a junction surface (15) can be taken from the middle section (12.1 , 12.2) of said upper side surface (12), which forms the housing-lens (10) (as in Figures 3 and 4) and it can also possible to determine the junction point of said upper and lower side surfaces as the junction surface (15) (as in Figures 5 and 6).
- the junction region (15) forms a smooth and flush surface after moulding operation.
- the obtained housing-lens (10) of the present invention becomes a final product without needing any additional bonding or combining operation.
- the biggest advantage of the double-components housing-lens (10) is on one hand providing the lens section by PC as a whole, having properties of more transparent and high optical quality, on the other hand the endurance and strength is provided to the lower section having installation parts such as installation projections as using a second material such as PC/PBT that provides more strength and less vulnerability thereon.
- a unified housing-lens (10) is obtained by processing in a single mould the two materials having different physical advantages when they are cooled.
- junction points (15.1) are given in Figures 7a, b and c.
- the unified housing-lens (10) may be obtained by wholly PC or as the lens section (11 ) is made of PC and/or the other remaining secitons (12, 13) are of PC/PBT, with double material in a single mould as also being a unified structure.
- the junction point of the two sections in this situation may have S, U or half O shape as making a shape correlation. According to behaviour of material combination, the strongest junction shape is to be preferrable.
- Some various junction shapes are seen in drawings as S shape in Figure 7a, U in 7b and half O is in 7c.
- the two sections are to be moulded so as to form a shape correlation
- the lens section (1 1 ) and upper side surface section 1 (12.1 ) are of a single material such as PC;
- the upper side surface section 2 (12.2) that is below the junction line (15) of the lower section and lower side surface (13) are of a second material such as PC and/or PC/PBT ( Figures 3 and 5).
- the upper side surface sections (12.1 , 12.2) become a single part and form upper side surface (12).
- the lens section (1 ) and upper side surface (12) are PC and lower side surface (13) and therefore the lower sections of the housing-lens (10) can be PC and/or PC/PBT.
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Optics & Photonics (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
L'invention concerne un appareil d'éclairage d'automobile (10) qui comprend un boîtier (12, 13) qui protège certains composants tels qu'un catadioptre (20), une source de lumière (30) etc., et une lentille (11) concentrant les faisceaux lumineux provenant de la source de lumière (30) au niveau de la section où les faisceaux lumineux dans le boîtier (12, 13) sortent vers l'extérieur, et qui supprime le besoin de fixer le boîtier (12, 13) et d'utiliser des colles, liaisons etc. pour fixer l'ensemble. Le boîtier (12, 13) et la lentille (11) possèdent une structure unifiée (monobloc) du type boîtier-lentille (10) obtenue par un et/ou deux procédés à partir d'un seul moule. Ledit ensemble boîtier-lentille (10) est en plastique transparent issu d'un procédé d'injection de PC (polycarbonate) dans un seul moule ou en plastique unifié obtenu par injection dans un seul moule mais avec deux procédés si bien que ladite lentille (11) et une partie des surfaces latérales (12) sont en PC, le reste étant en PC/PBT (polybutylène téréphthalate).
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
TR201110567 | 2011-10-24 | ||
TR2011/10567 | 2011-10-24 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2013077826A2 true WO2013077826A2 (fr) | 2013-05-30 |
WO2013077826A3 WO2013077826A3 (fr) | 2013-08-15 |
Family
ID=47790482
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/TR2012/000184 WO2013077826A2 (fr) | 2011-10-24 | 2012-10-23 | Structure boîtier-lentille unifié pour équipement d'éclairage d'automobile et son procédé de production |
Country Status (1)
Country | Link |
---|---|
WO (1) | WO2013077826A2 (fr) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104552965A (zh) * | 2013-10-18 | 2015-04-29 | 丹阳市中远车灯有限公司 | 一种车灯灯罩制备工艺 |
CN109749390A (zh) * | 2018-12-27 | 2019-05-14 | 苏州卡利肯新光讯科技有限公司 | 一种汽车车灯用塑料透镜及其制备方法 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1996030696A1 (fr) | 1995-03-28 | 1996-10-03 | Itt Automotive Europe Gmbh | Feu de vehicule |
US6250789B1 (en) | 1999-09-27 | 2001-06-26 | Valeo Sylvania Llc | Lamp housing assembly and method for assembling same |
US20030043592A1 (en) | 2001-08-31 | 2003-03-06 | Dirk-Martin Skirha | Automotive lamp housing with bond joint |
FR2868149A1 (fr) | 2004-03-26 | 2005-09-30 | Valeo Vision Sa | Dispositif projecteur de lumiere, notamment pour vehicule automobile |
US6951365B2 (en) | 1999-02-18 | 2005-10-04 | Lacks Industries, Inc. | Flexible lamp mounting |
US20050270787A1 (en) | 2004-05-29 | 2005-12-08 | Thomas Gross | Light |
GB2424472A (en) | 2005-03-23 | 2006-09-27 | Flexible Lamps Ltd | Seal between a lens and a reflector on a vehicle |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10027565B4 (de) * | 2000-06-02 | 2010-09-30 | Hella Kgaa Hueck & Co. | Scheinwerfer für Fahrzeuge |
DE10217420B4 (de) * | 2002-04-18 | 2009-01-08 | Hbpo Gmbh | Vorrichtung zur Verbindung eines Scheinwerfers mit einer Fahrzeugkarosserie |
DE102008057356A1 (de) * | 2008-11-14 | 2010-05-20 | Osram Gesellschaft mit beschränkter Haftung | Optische Linse und Herstellungsverfahren für eine optische Linse |
-
2012
- 2012-10-23 WO PCT/TR2012/000184 patent/WO2013077826A2/fr active Application Filing
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1996030696A1 (fr) | 1995-03-28 | 1996-10-03 | Itt Automotive Europe Gmbh | Feu de vehicule |
US6951365B2 (en) | 1999-02-18 | 2005-10-04 | Lacks Industries, Inc. | Flexible lamp mounting |
US6250789B1 (en) | 1999-09-27 | 2001-06-26 | Valeo Sylvania Llc | Lamp housing assembly and method for assembling same |
US20030043592A1 (en) | 2001-08-31 | 2003-03-06 | Dirk-Martin Skirha | Automotive lamp housing with bond joint |
FR2868149A1 (fr) | 2004-03-26 | 2005-09-30 | Valeo Vision Sa | Dispositif projecteur de lumiere, notamment pour vehicule automobile |
US20050270787A1 (en) | 2004-05-29 | 2005-12-08 | Thomas Gross | Light |
GB2424472A (en) | 2005-03-23 | 2006-09-27 | Flexible Lamps Ltd | Seal between a lens and a reflector on a vehicle |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104552965A (zh) * | 2013-10-18 | 2015-04-29 | 丹阳市中远车灯有限公司 | 一种车灯灯罩制备工艺 |
CN109749390A (zh) * | 2018-12-27 | 2019-05-14 | 苏州卡利肯新光讯科技有限公司 | 一种汽车车灯用塑料透镜及其制备方法 |
Also Published As
Publication number | Publication date |
---|---|
WO2013077826A3 (fr) | 2013-08-15 |
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