EP1999773A1 - Verfahren zur herstellung eines elektrisch isolierenden vergusskörpers und ein sockel für eine lampe - Google Patents
Verfahren zur herstellung eines elektrisch isolierenden vergusskörpers und ein sockel für eine lampeInfo
- Publication number
- EP1999773A1 EP1999773A1 EP07726835A EP07726835A EP1999773A1 EP 1999773 A1 EP1999773 A1 EP 1999773A1 EP 07726835 A EP07726835 A EP 07726835A EP 07726835 A EP07726835 A EP 07726835A EP 1999773 A1 EP1999773 A1 EP 1999773A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- potting
- molded part
- lamp
- potting compound
- molding
- 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.)
- Withdrawn
Links
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 16
- 150000001875 compounds Chemical class 0.000 claims abstract description 30
- 238000005266 casting Methods 0.000 claims abstract description 12
- 238000004382 potting Methods 0.000 claims description 86
- 239000000463 material Substances 0.000 claims description 21
- 238000000034 method Methods 0.000 claims description 16
- 238000000465 moulding Methods 0.000 claims description 16
- -1 polyethylene Polymers 0.000 claims description 7
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 7
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 7
- 239000004698 Polyethylene Substances 0.000 claims description 6
- 229920000573 polyethylene Polymers 0.000 claims description 6
- 229920001296 polysiloxane Polymers 0.000 claims description 4
- 229920002379 silicone rubber Polymers 0.000 claims 1
- 239000004945 silicone rubber Substances 0.000 claims 1
- 208000028659 discharge Diseases 0.000 description 24
- STPKWKPURVSAJF-LJEWAXOPSA-N (4r,5r)-5-[4-[[4-(1-aza-4-azoniabicyclo[2.2.2]octan-4-ylmethyl)phenyl]methoxy]phenyl]-3,3-dibutyl-7-(dimethylamino)-1,1-dioxo-4,5-dihydro-2h-1$l^{6}-benzothiepin-4-ol Chemical compound O[C@H]1C(CCCC)(CCCC)CS(=O)(=O)C2=CC=C(N(C)C)C=C2[C@H]1C(C=C1)=CC=C1OCC(C=C1)=CC=C1C[N+]1(CC2)CCN2CC1 STPKWKPURVSAJF-LJEWAXOPSA-N 0.000 description 9
- 238000004804 winding Methods 0.000 description 7
- 238000010292 electrical insulation Methods 0.000 description 4
- 239000004033 plastic Substances 0.000 description 4
- 229920003023 plastic Polymers 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- 238000005538 encapsulation Methods 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 229910000859 α-Fe Inorganic materials 0.000 description 2
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000004035 construction material Substances 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910001507 metal halide Inorganic materials 0.000 description 1
- 150000005309 metal halides Chemical class 0.000 description 1
- 239000012778 molding material Substances 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910052724 xenon Inorganic materials 0.000 description 1
- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J5/00—Details relating to vessels or to leading-in conductors common to two or more basic types of discharge tubes or lamps
- H01J5/48—Means forming part of the tube or lamp for the purpose of supporting it
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J5/00—Details relating to vessels or to leading-in conductors common to two or more basic types of discharge tubes or lamps
- H01J5/50—Means forming part of the tube or lamps for the purpose of providing electrical connection to it
- H01J5/54—Means forming part of the tube or lamps for the purpose of providing electrical connection to it supported by a separate part, e.g. base
- H01J5/58—Means for fastening the separate part to the vessel, e.g. by cement
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
- H01J9/24—Manufacture or joining of vessels, leading-in conductors or bases
- H01J9/34—Joining base to vessel
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01K—ELECTRIC INCANDESCENT LAMPS
- H01K1/00—Details
- H01K1/42—Means forming part of the lamp for the purpose of providing electrical connection, or support for, the lamp
- H01K1/44—Means forming part of the lamp for the purpose of providing electrical connection, or support for, the lamp directly applied to, or forming part of, the vessel
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01K—ELECTRIC INCANDESCENT LAMPS
- H01K1/00—Details
- H01K1/42—Means forming part of the lamp for the purpose of providing electrical connection, or support for, the lamp
- H01K1/46—Means forming part of the lamp for the purpose of providing electrical connection, or support for, the lamp supported by a separate part, e.g. base, cap
Definitions
- the invention relates to a method for producing an electrically insulating potting body in at least one potting space, in particular in a receiving space for electrical components of a discharge lamp and a base for a lamp, in particular for a high-pressure ⁇ discharge lamp, with at least one receiving space for e- lectric components of the lamp which are at least partially ⁇ embedded in an electrically insulating potting ⁇ embedded.
- the inventive method can in principle be used for the production of electrically insulating potting bodies for different applications.
- the main field of application of the method is likely to be the encapsulation of receiving spaces for electrical components in the base of a high-pressure discharge lamp.
- Such high-pressure discharge lamp is at ⁇ game as known 1511130 Al by the applicant be ⁇ from EP.
- a base with an ignition transformer arranged therein is used for generating the ignition voltage for the discharge lamp, in which an electrical contact element is arranged, which produces a voltage output of the ignition transformer with ei ⁇ ner socket side of the discharge vessel of the lamp. running power supply connects.
- the contact element is to improve the electrical Isolie ⁇ tion in sections, in the base made of plastic is ⁇ embeds.
- the base has two chambers, wherein a first end of the electrical contact element extends into the first chamber and the second end of the contact element is accessible from the second chamber.
- the ignition transformer is arranged in the first chamber and its ignition voltage output connected to the first end of the Kunststoffele- ment, while in the second chamber further electronic components of the ignition device of the discharge lamp are housed, the lower Anforderun ⁇ conditions to the voltage isolation as the ignition transformer.
- the second end of the contact element is accessible from the second chamber in order to be connected to the power supply led out of the discharge vessel near the base.
- the power supply is introduced into a bore of the second end of the contact element and welded thereto. This allows a separate spatial arrangement of the high voltage leading ignition transformer.
- connection point lying in a receiving ⁇ space between the second end of the contact element and the end of the socket near power supply and the ignition transformer is embedded in an electrically insulating potting compound, which is introduced into the chambers and an electrical Insulation forms between the electrical components, in particular between the contact element and the primary winding of the ignition transformer.
- the invention has the object of providing a procedural ⁇ ren for producing an electrically insulating cast as well as a socket for a lamp, and in particular to provide for a discharge lamp in which ge ⁇ genüber conventional solutions provides improved electrical isolation with minimal expenditure on apparatuses ,
- This object is achieved by a method for producing an electrically insulating potting lamp in at least a casting space, in particular in a receiving space for electrical components of a discharge ⁇ , wherein at least one buffer zone to balance on ⁇ kicking volume changes in a predetermined positioning tion of the potting body is formed.
- Under the Beg ⁇ reef buffer zone is especially meant a in the Vergusskör ⁇ by trained cavity.
- a base for a lamp in particular for a Hochdruckentla ⁇ tion lamp, with at least one receiving space for electrical components of the lamp, which are at least partially embedded in an electrically insulating potting compound, wherein at least one predetermined position of the potting a buffer zone is designed to compensate occurring volume changes.
- At least one molded part is introduced into the casting space in a first working step.
- an electrically insulating potting compound is poured into the Vergussraum, wherein the potting compound after curing of the potting body at least partially detached from the molding, so that the buffer zone is formed.
- the molded part is preferably formed of a material selected from ⁇ which has up a reduced adhesion to the potting material over the embedded electrical components and over the circumferential wall of Vergussraumes. Due to the poor adhesion of the potting compound to the molded part and to the peripheral wall of the potting space, potting dissolves from the molded part at higher material tensions before the material stress leads to uncontrolled crack formation in the potting body with the mentioned risk of short circuit between the electronic components to be insulated. By a suitable molding advertising and positioning of the molded part in the cast body, the type and location of the buffer zone influenced ⁇ to.
- the molded part is made of polyethylene (PE) or polytetrafluoroethylene (PTFE), since these materials have a relatively low adhesion to the casting compound.
- PE polyethylene
- PTFE polytetrafluoroethylene
- the potting compound is preferably a silicone, for example a two-component silicone system using fertil. These are due to their breakdown and creep ⁇ current resistance and high elongation at break particularly suitable for high-voltage proof encapsulation of electronic components in the lamp technology.
- the molded part preferably has a rounded shape at least in sections. In conjunction with the low adhesion of the molding on the molding material, it depends on ⁇ due to the rounded shape to the buffer zone ausbil ⁇ Denden detachment of the casting that are not sharp and not continue in the form of cracks in the cast body are limited ie locally.
- the molded part is spherical, cylindrical or barrel-shaped and formed without undercuts.
- the molding is a ball or cylinder body having a diameter in the range of about 3 to 10 mm, preferably about 5.5 mm.
- the molded part is removed after the curing of the potting body.
- the molding is for example only portion ⁇ embedded in the casting compound so that a simp ⁇ ches remove possible after curing is.
- the molded part has a reduced density relative to the potting compound, so that the molded article floats in the potting compound before curing.
- the floating on the surface on ⁇ form part can be removed or remain in the cast body after curing of the potting mass ⁇ .
- the molded part is made of a material with a density reduced in relation to the density of the potting compound or as a hollow body.
- the molded part is arranged in an inventive embodiment of the base in the space provided for electrical components receiving space, the Verguss ⁇ mass after curing is at least partially detached from the molded part, so that the buffer zone is formed.
- a transformer is arranged, which is connected to a Maisele ⁇ ment, wherein the molded part is preferably introduced in the connection region of the transformer with the Maisele ⁇ ment in the potting compound.
- FIG. 1 shows a schematic representation of a preferred embodiment of the socket according to the invention with the discharge lamp
- Figure 2 is a plan view of the base of Figure 1 prior to assembly of the lid.
- the invention will be explained below with reference to a single-ended high-pressure discharge lamp for a driving ⁇ zeugscheinwerfer.
- the inventive method for producing a potting body and the base are not limited to such lamp ⁇ types.
- FIG. 1 shows a schematic representation of a he ⁇ inventive base 1 with an inserted into this high-pressure discharge lamp 2.
- This has a dis- charges tube 4 made of quartz glass having an inner space 6 and two diametrically arranged, sealed end portions 8, 10, in each of which a current supply 12 , 14 is arranged.
- a current supply 12 , 14 is arranged in the interior 6 of the discharge vessel 4 .
- an ionizable filling including, for example, high purity xenon gas and multiple metal halides.
- the Ent ⁇ discharge vessel 4 is surrounded by an outer bulb 22 made of quartz glass absorbing ultraviolet radiation is provided Do- animal materials.
- the base 1 consists Wesent ⁇ union is not of a base outer part 24 in which a ⁇ posed base inner part is inserted in which the Ent ⁇ discharge vessel 4 and the outer piston are fixed 22nd
- the socket outer part 24 is formed as a plastic injection molded part and has a receiving portion 26 on the lamp side for receiving the base inner part.
- the base 1 can be closed on the bottom side via a cover 28 and has a connection socket 30 for electrical contacting.
- the ckelau jointteils 24 shows a plan view of the side facing away from the discharge vessel 4 side So ⁇ of Figure 1 prior to assembly of the lid 28, the base outer part 24 has a chen in Wesentli ⁇ square base body 32 via a Side wall 34 defines an interior 36. This is divided by a partition 38 into two chambers 40, 42 of different sizes.
- a rod core transformer 44 is arranged (dashed lines in Figure 2), which serves as an ignition transformer for accommodated in the base 1 pulse ignition device (not shown) of the high pressure discharge lamp 2.
- the rod core transformer 44 has a ferrite core on which a secondary winding is wound (not shown).
- the ferrite core and the secondary coil disposed thereon are almost entirely of the rod-core transformer 44 joined by the plastic sawn stationary housing 46 about ⁇ .
- the second chamber 42 forms a receiving space for further components (not shown) of the pulse ignition device.
- an approximately L-shaped bent electrical ⁇ is embedded ULTRASONIC contact element 52 made of stainless steel.
- the contact element 52 has already been integrated in the production of the base outer part 24 by injection molding in the Kuntstoffspritzgussclar so that it is partially surrounded by the plastic of the base outer part 24 and only two ends 54, 56 of the contact element 52 are accessible for electrical contacting.
- the first end 54 of the contact element 52 extends into the transformer space 40 and will lead after the assembly of the rod core transformer 44 with a high voltage ⁇ connected to the secondary winding ignition voltage output 58 of the rod core transformer 44 by means of laser beam welding ⁇ welded.
- the second end 56 of the con ⁇ tact element 52 is partially expanded radially and provided with a through hole 60 for receiving the inner socket near power supply 14 of the discharge lamp 2 (see Figure 1).
- the power supply 14 of the discharge lamp 2 close to the socket is inserted into the through hole 60 of the second end 56 of the contact element 52 formed as an embossed mounting.
- the threaded through the passage ⁇ bore 60 end of the power supply 14 is welded to the second end 56 of the contact element 52 ⁇ by laser beam welding.
- the power supply 12 of the remote from the base end portion 8 of the Entladungsgefä ⁇ SLI 4 is a surrounded by an insulating sleeve 62 current return 64 (see Figure 1) by a hollow web 66 of the base outer part 24 is guided into the receiving space 42 and connected to a mounting plate, not shown elekt ⁇ risch whose shape corresponds approximately to the cross section of the receiving space 42.
- On the mounting plate of the starting capacitor of the pulse and other electronic components are, for example, the discharge lamp 2 arranged ⁇ .
- the mounting board is on fürbrü ⁇ che, in the holding elements 68 of the base outer part 24 a ⁇ grab fixed in the receiving space 40, wherein the mounting plate is inserted into the base outer part 24 such that mounted on the mounting plate Bauele ⁇ ments in the receiving space 42nd protrude the base outer part 24.
- three guides 70 for receiving appropriate projections on the housing of the rod core ⁇ transformer 44 are formed so that the position of the rod core transformer 44 is fixed in the transformer space 40.
- a knob-shaped pre-crack 72 is formed on the Bo ⁇ which defines together with the first end 54 of the contact element 52, the installation depth of the rod core ⁇ transformer 44 in the transformer room 40th
- the rod core transformer 44 is after insertion into the transformer space 40 and the contacting of the high-voltage leading Zündschreibsausgangs 58 with the con ⁇ tact element 52 in an electrically insulating Vergussmas ⁇ se 74, for example silicone, embedded.
- the Verbin ⁇ -making region of the contact element 52 with the power supply line 14 is also tetSh- in the potting compound 74th
- at least one buffer zone 78 is formed at a predetermined position of the potting body 76.
- a mold part 80 wherein ⁇ play, of a not shown mold part dispenser in the casting space, ie the space transformer 40 is introduced.
- the molded part 80 is introduced in the connection region of the ignition voltage output 58 of the rod core transformer 44 with the contact element 52 in the transformer chamber 40 and is located on the ignition voltage output 58.
- a further molded part 80 is introduced in the connection region of the contact element 52 with the power supply 14.
- the electrically insulating potting compound 74 is filled into the potting space 40, wherein the potting body 76 detaches from the molding 80 during curing of the potting compound 74, so that the buffer zone 78 is formed.
- the entste to the mold part 80 ⁇ rising, the buffer zone 78 forming cavity in the encapsulation ⁇ body 76 compensates volume changes of the potting body 76 by shrinkage or temperature influences, so that the material stresses are minimized and cracks, cavities, as well as wall separations can be effectively prevented in the potting 76th
- the potting body 76 is thus able to compensate occurring volume changes by changes in shape in the region of the buffer zone 78.
- the tensile stresses in the cast body 76 for example in the Aushär ⁇ processing of the potting compound 74 or occurring with temperature changes can be reduced so that no un- defined cracks, voids or wall detachments and thus no dangerous crack bridges between the electrical components to be isolated, in particular between the contact element 52 and the primary winding 48, arise.
- the stress-reducing buffer zone 78 to an extensive adjustment of the Konstrukti ⁇ onsmaterialien, Vergussgeometrie and potting compound ver ⁇ be dispensed with, the production of the casting ⁇ body 76 and the lamp base 1 at reduced manufacturing costs further simplified.
- the molded part 80 is in the illustrated embodiment of a material, for example polyethylene (PE) or polytetrafluoroethylene (PTFE), formed out, compared to the clearlybettenden Stabkerntrans ⁇ formator 44 and the peripheral wall 34 of the Vergussraumes 40 a reduced adhesion the Vergussmas ⁇ se 74 has. Due to the poor adhesion of the Ver ⁇ casting compound 74 on the mold member 80, the potting 76 replaces in material stresses from the molded part 80 before the material stress to uncontrolled cracking in the cast body 76 with said risk of short circuit between the contact element 52 and the primary winding 48 of the rod-core transformer 44 or leads to a wall detachment.
- PE polyethylene
- PTFE polytetrafluoroethylene
- the type and Po ⁇ can sition of the buffer zone 78 forming detachment be influenced.
- the molded part 80 is formed as a ball of polytetrafluoroethylene having a diameter D of about 5.5 mm, which is completely embedded in the potting compound 74 and remains in the potting body 76 after curing.
- the molded part 80 is cylindrical, barrel-shaped or formed with another rounded shape at least in sections.
- the mold part is ent 80 after curing of the potting 76 ⁇ removed.
- the molded part 80 is embedded, for example, only from ⁇ cut in the potting compound 74, so that a simple removal after curing is possible.
- the molding 80 may have an opposite of the sealing compound 74 reduced density, so that the mold ⁇ part 80 before curing in the potting material 78 floats on ⁇ . The embedded on the surface molding 80 can be removed from the potting body 76 after curing of the potting compound 74.
- the inventive method is not limited to the Her ⁇ position of an electrically insulating potting 76 in a base 1 of a discharge lamp 2 is limited, but the method for insulating embedding different known from the prior art e- lektrischer components can be used. Furthermore, it is possible to provide a plurality of molded parts 80 in a receiving space or a plurality of receiving spaces.
- Essential to the invention is the formation of at least one buffer zone 78 at a predetermined position of the potting body 76, so that the potting body 76 is able to compensate occurring volume changes due to changes in shape in the region of the buffer zone 78.
- at least one buffer zone 78 at ei ⁇ ner predetermined position of the potting 76th out ⁇ forms.
- a buffer zone 78 is formed at at least one predetermined position of the potting body 76.
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Common Detailed Techniques For Electron Tubes Or Discharge Tubes (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE200610014695 DE102006014695A1 (de) | 2006-03-28 | 2006-03-28 | Verfahren zur Herstellung eines elektrisch isolierenden Vergusskörpers und ein Sockel für eine Lampe |
| PCT/EP2007/052329 WO2007110318A1 (de) | 2006-03-28 | 2007-03-13 | Verfahren zur herstellung eines elektrisch isolierenden vergusskörpers und ein sockel für eine lampe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| EP1999773A1 true EP1999773A1 (de) | 2008-12-10 |
Family
ID=38066526
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP07726835A Withdrawn EP1999773A1 (de) | 2006-03-28 | 2007-03-13 | Verfahren zur herstellung eines elektrisch isolierenden vergusskörpers und ein sockel für eine lampe |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP1999773A1 (de) |
| DE (1) | DE102006014695A1 (de) |
| WO (1) | WO2007110318A1 (de) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102008033192A1 (de) | 2008-07-15 | 2010-01-21 | Osram Gesellschaft mit beschränkter Haftung | Transformator sowie Lampensockelelement, Lampensockel und Entladungslampe mit einem derartigen Lampensockel |
| EP2842153A2 (de) | 2012-04-27 | 2015-03-04 | Koninklijke Philips N.V. | Lampe mit in einer isolationszusammensetzung eingebetteten elektrischen bauelementen |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4130774A (en) * | 1977-11-14 | 1978-12-19 | Gte Sylvania Incorporated | Flash tube having improved end cap construction |
| JPS5735310A (en) * | 1980-08-12 | 1982-02-25 | Toshiba Corp | Manufacturing of mold transformer |
| GB2128815A (en) * | 1982-08-19 | 1984-05-02 | Standard Telephones Cables Ltd | Pulse transformer |
| CA2017473A1 (en) * | 1989-07-20 | 1991-01-20 | Thomas M. Golz | Cement-type mount for a lamp including means for protecting the lamp exhaust-tube tip against fracture |
| US5053935A (en) * | 1989-08-21 | 1991-10-01 | U.S. Philips Corporation | Lamp/reflector unit |
| US5656984A (en) * | 1995-04-06 | 1997-08-12 | Centre D'innovation Sur Le Transport D'energie Du Quebec | Solid insulation transformer |
| DE19839458C2 (de) * | 1998-08-29 | 2001-01-25 | Eichhoff Gmbh | Verfahren zum Vergießen elektrischer Bauelemente in einem Gehäuse sowie mit aushärtbarer Vergußmasse vergossene Vorrichtung |
| US6201350B1 (en) * | 1998-11-20 | 2001-03-13 | Denso Corporation | Discharge lamp lightning apparatus and manufacturing method therefor |
| DE19907295C1 (de) * | 1999-02-22 | 2001-02-08 | Univ Dresden Tech | Verfahren zur Montage elektronischer und/oder optischer Bauelemente und Baugruppen auf der Rückseite einseitig bestückter flexibler Leiterplatten |
| DE19952827A1 (de) * | 1999-11-02 | 2001-05-10 | Mela Industrieprodukte Gmbh | Beleuchtungsvorrichtung mit einer Gasentladungslampe, insbesondere Xenon-Lichtbogen-Lampe |
| US6368530B1 (en) * | 1999-12-16 | 2002-04-09 | Square D Company | Method of forming cooling ducts in cast resin coils |
| JP4599358B2 (ja) * | 2003-05-16 | 2010-12-15 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | ランプ及びランプの製造方法 |
| DE10339588A1 (de) * | 2003-08-26 | 2005-03-24 | Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH | Lampensockel für eine Hochdruckentladungslampe und Hochdruckentladungslampe |
-
2006
- 2006-03-28 DE DE200610014695 patent/DE102006014695A1/de not_active Withdrawn
-
2007
- 2007-03-13 EP EP07726835A patent/EP1999773A1/de not_active Withdrawn
- 2007-03-13 WO PCT/EP2007/052329 patent/WO2007110318A1/de not_active Ceased
Non-Patent Citations (1)
| Title |
|---|
| See references of WO2007110318A1 * |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2007110318A1 (de) | 2007-10-04 |
| DE102006014695A1 (de) | 2007-10-04 |
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