WO2003056155A1 - Dispositif anti-devissage destine a des contenants - Google Patents

Dispositif anti-devissage destine a des contenants Download PDF

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Publication number
WO2003056155A1
WO2003056155A1 PCT/EP2002/014130 EP0214130W WO03056155A1 WO 2003056155 A1 WO2003056155 A1 WO 2003056155A1 EP 0214130 W EP0214130 W EP 0214130W WO 03056155 A1 WO03056155 A1 WO 03056155A1
Authority
WO
WIPO (PCT)
Prior art keywords
protection device
container
drive
housing
unscrew protection
Prior art date
Application number
PCT/EP2002/014130
Other languages
German (de)
English (en)
Inventor
Heinrich Reutter
Original Assignee
Heinrich Reutter
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Heinrich Reutter filed Critical Heinrich Reutter
Priority to US10/499,677 priority Critical patent/US20050121453A1/en
Priority to BR0215349-1A priority patent/BR0215349A/pt
Priority to EP02796617A priority patent/EP1456516B1/fr
Priority to DE50212882T priority patent/DE50212882D1/de
Priority to CA002471118A priority patent/CA2471118A1/fr
Publication of WO2003056155A1 publication Critical patent/WO2003056155A1/fr

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01PCOOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P11/00Component parts, details, or accessories not provided for in, or of interest apart from, groups F01P1/00 - F01P9/00
    • F01P11/02Liquid-coolant filling, overflow, venting, or draining devices
    • F01P11/0204Filling
    • F01P11/0209Closure caps
    • F01P11/0247Safety; Locking against opening
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01PCOOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P11/00Component parts, details, or accessories not provided for in, or of interest apart from, groups F01P1/00 - F01P9/00
    • F01P11/02Liquid-coolant filling, overflow, venting, or draining devices
    • F01P11/0204Filling
    • F01P11/0209Closure caps
    • F01P11/0238Closure caps with overpressure valves or vent valves
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01PCOOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P11/00Component parts, details, or accessories not provided for in, or of interest apart from, groups F01P1/00 - F01P9/00
    • F01P11/02Liquid-coolant filling, overflow, venting, or draining devices
    • F01P11/029Expansion reservoirs
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01PCOOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P11/00Component parts, details, or accessories not provided for in, or of interest apart from, groups F01P1/00 - F01P9/00
    • F01P11/02Liquid-coolant filling, overflow, venting, or draining devices
    • F01P11/0204Filling
    • F01P11/0209Closure caps
    • F01P11/0247Safety; Locking against opening
    • F01P2011/0261Safety; Locking against opening activated by temperature
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01PCOOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P11/00Component parts, details, or accessories not provided for in, or of interest apart from, groups F01P1/00 - F01P9/00
    • F01P11/02Liquid-coolant filling, overflow, venting, or draining devices
    • F01P11/0204Filling
    • F01P11/0209Closure caps
    • F01P11/0247Safety; Locking against opening
    • F01P2011/0266Safety; Locking against opening activated by pressure
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01PCOOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P2070/00Details
    • F01P2070/06Using intake pressure as actuating fluid
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01PCOOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P2070/00Details
    • F01P2070/10Details using electrical or electromechanical means

Definitions

  • the present invention relates to a screw-off protection device for a closure cover which can be attached or attached to a stationary connection piece of a container, in particular a motor vehicle cooler, according to the preamble of claim 1.
  • a control pin of the anti-rotation device is acted upon by a so-called memory spring against the action of a compression spring, which spring expands at a correspondingly high temperature.
  • the control pin is arranged in an axial blind hole of a thickening of the connector provided with the counter-closure element.
  • the measures according to the invention make it possible to achieve an optimal position of the drive with regard to the supply of the operating data to be used, depending on the type of drive provided for the anti-rotation device.
  • the features are provided according to claim 2, which means that the housing receiving the drive is optimally arranged where pressure or temperature are directly present.
  • the housing is also space-saving.
  • the features according to claim 3 and / or 4 can advantageously be provided.
  • the housing is attached to the outside of the container when the operating data are taken from the operating state of the engine. This also has the advantage that the container itself can only be changed insignificantly. It may be useful to provide the features of claim 6.
  • FIG. 1 shows a schematic, longitudinally sectioned illustration of a closure cover, applied to a motor vehicle radiator, with pressure-controlled anti-rotation device according to a first exemplary embodiment of the present invention, the right and left half-section of the anti-rotation device each representing one of the two end positions;
  • FIG. 2 shows a representation corresponding to FIG. 1, but with a temperature-controlled anti-rotation device according to a second exemplary embodiment of the present invention
  • Figure 3 is a representation corresponding to Figure 1, however with an electromagnetically controlled anti-rotation device according to a third exemplary embodiment of the present invention
  • FIG. 4 shows a representation corresponding to FIG. 1, but with a vacuum-controlled anti-rotation lock according to a fourth exemplary embodiment of the present invention
  • FIG. 5 shows a representation of a pressure-controlled anti-rotation device corresponding to FIG. 1, but according to a fifth exemplary embodiment of the present invention.
  • the unscrew protection device 10, 110, 210, 310 and 410 shown in the drawing serves for the operation-controlled prevention of unscrewing a closure cover 11, 111, 211, 311 and 411 from the closure socket 12, 112, 212, 312 and 412 of one Container 13, 113, 213, 313 or 413, for example a motor vehicle radiator, when, due to the operating state of the container (increased pressure or temperature), unscrewing the closure cap from the container neck can be dangerous for the user.
  • the closure cover 11, 111, 211, 311, 411 has an outer cover part 14, 114, 214, 314, 414 with a grip element 16, 116, 216, 316, 416 which is provided in one piece with a closure element 17, 117, 217, 317, 417, which here has an internal thread 18, 118, 218, 318, 418 for screwing the screw cap on and off of the Opening of the connector 12, 112, 212, 312, 412 of the motor vehicle cooler 13, 113, 213, 313, 413 or other container provided with an external thread 19, 119, 219, 319, 419 is used.
  • closure element 17, 117, 217, 317, 417 can be provided with a bayonet closure part instead of a thread, which can be connected to a corresponding bayonet closure part on the connecting piece.
  • an inner cover part 21, 121, 221, 321, 421 is arranged in a hanging manner concentrically with the closure element 17, 117, 217, 317, 417.
  • the inner lid part 21, 121, 221, 321, 421 is rotatably but axially fixed relative to the grip element 16, 116, 216, 316, 416 of the outer lid part 14, 114, 214, 314, 414.
  • the inner cover part 21, 121, 221, 321, 421 is designed as a valve pot and accommodates an overpressure / underpressure valve arrangement 22, 122, 222, 322, 422, which is only shown schematically in dashed lines and whose overpressure valve can be controlled in one or two stages.
  • the unscrew protection device 10, 110, 210, 310, 410 has an anti-rotation device 25, 125, 225, 325, 425 which has a housing 26, 126, 216, 326 provided in or outside the container 13, 113, 213, 313, 413 , 426 arranged drive 27, 127, 227, 327, 427 has the bring a locking pin 28, 128, 228, 328, 428 into or out of a locking opening 29, 129, 229, 329, 429 in the grip element 16, 116, 216, 316, 416 of the closure cover 11, 111, 211 , 211, 311, 411 confirmed.
  • the drive 27, 127, 227, 327, 427 can be controlled in the individual exemplary embodiments depending on different specifications.
  • the drive 27 can be controlled by the internal pressure given in the container 13.
  • the housing 26 accommodating the drive 27 is arranged opposite one another in an area within the container 13 and below the external thread 19 of the connecting piece 12 and an outer area of the grip element 16 of the closure cover 11.
  • the housing 26 has a cylinder part 31 which protrudes in one piece from the inner wall of the container 13 and which is closed by a cover part 32 which is provided with a plurality of connecting openings 39 arranged uniformly distributed.
  • An insert 33 is arranged within the cylinder part 31, which is clamped in the cylinder part 31 by the cover part 32 and which serves as a guide part for the locking bolt 28.
  • the locking bolt 28 which is axially movable within the housing 26 penetrates the container wall forming the housing base and is round in this area, for example, like a pin.
  • the locking bolt 28 has a widening with an annular groove 34, in which a compression spring 36, which surrounds the pin-like bolt region, is accommodated and ends at one end supported at the bottom of the annular groove 34 and at the other end on the insert 33.
  • This compression spring 36 presses the locking pin 28 against a membrane 40 which is acted upon by the pressure in the interior of the container and which is clamped on its outer circumference between the cover part 32 and the insert 33 in a pressure-tight manner.
  • the membrane 40 in its central region 37, against which the locking pin 28 is pressed, can be deflected against the action of the compression spring 36 when the pressure inside the container 13 exceeds a certain value.
  • the grip element 16 Opposite the end of the locking bolt 28 protruding from the container 13, the grip element 16 is provided with an axial passage opening 38, into which the locking bolt 28 engages when the diaphragm 40 is deflected and can thus cause a rotary locking between the grip element 16 and the container neck 12.
  • the through opening 38 in the grip element 16 is continuous here, that is to say accessible from the outside, in order nevertheless for experts to be able to deliberately unlock and consequently open the closure cover 11.
  • FIG. 2 The embodiment shown in FIG. 2 is similar to that shown in FIG. 1, with the difference that the drive 127 in the housing 126 is thermally controlled and driven depending on the temperature occurring in the interior of the container 113. While the components locking pin 128, compression spring 136, insert 133, cylinder part 131 are constructed approximately identically and arranged in terms of structure, the drive 127 has a thermal capsule 140 which contains an expansion material that expands under the influence of heat when the temperature rises. The thermal capsule 140 is supported on the inside of the cover part 132. On the thermal capsule 140 there is a sealing membrane 141, the central region of which is arranged between the upper side of the thermal capsule 140 and the opposite lower side of the widened region of the locking pin 128.
  • a sealing membrane 141 On the thermal capsule 140 there is a sealing membrane 141, the central region of which is arranged between the upper side of the thermal capsule 140 and the opposite lower side of the widened region of the locking pin 128.
  • the peripheral area of the sealing membrane 141 is clamped or clamped between the cover part 132 and the insert 133.
  • the cover part 132 like the cover part 32 in the pressure-controlled drive 27 or 40, is provided with connecting openings 139, which are preferably distributed uniformly over the circumference.
  • the passage opening 138 in the handle element 116 opposite the housing 126 or the locking pin 128 is also formed in approximately the same way.
  • the drive 227 is formed by an electromagnet 245, which is provided in a housing 226, which likewise has a cylinder part 231 which hangs in one piece on the inside of a container wall region inwards into the container.
  • the cylinder part 231 is also covered by a cover part 232, the cover part 232 with abutment and fixing ribs 246 serving to hold the electromagnet 245.
  • the electromagnet 245 has a coil 248 within which a locking pin 228 acts as an armature in the axial direction Direction is movable.
  • the locking pin 228 penetrates an opening in the container wall and protrudes from the container 213 opposite a corresponding locking hole 238 in the handle element 216.
  • a moisture-tight bushing 249 is provided in the container wall, through which a connecting cable 251 is led to the electromagnet 245.
  • the connecting cable 251 leads to a control, not shown, which detects the operating state of the engine of the motor vehicle.
  • the drive 327 is formed by a vacuum membrane 345 inside a housing 326 which is arranged outside the container 313.
  • the outer housing 326 is arranged and held on an area of the container wall.
  • the container 313 has a circumferential flange 352 which is concentric with the connector 312 provided with the external thread 319 and is at a distance such that it is approximately flush with the outermost circumference of the grip element 316.
  • the housing 326 is held, for example, by means of a tongue and groove connection 353 or 354 in the flange 352 or in the relevant area 355 of the wall of the container 313 and is averted from the rear of the flange 352 by a latching bracket 356 and thus, if necessary, exchangeable.
  • the housing 326 is formed in two parts, the vacuum membrane 345 being clamped on the outer edge side between the two housing parts 357 and 358.
  • the back facing away from the cover 311 Housing part 357 serves as a guide for the locking pin 328, which is connected to the vacuum membrane 345 in a non-positive manner.
  • the housing part 358 facing the closure cover 311 is provided with a through bore for the locking bolt 328, which at the same time projects into a bore 359 in the flange 352 and can engage in a locking opening 338 of the grip element 316 of the closure cover 311
  • This locking opening 338 can be designed as an elongated hole or in the form of a slot open from the forehead.
  • the vacuum membrane 345 has an approximately U-shaped configuration, for example, in both end positions.
  • a vacuum bore 344 leads into the housing 326 and is connected to the motor in a manner not shown via a vacuum hose. The vacuum membrane 345 can thus move from its one end position shown in solid lines to its other end position indicated in dashed lines
  • the vacuum membrane 345 is prestressed by a compression spring 336, so that it then moves back into its starting position when the vacuum is built up again to normal pressure.
  • FIG. 5 The embodiment shown in FIG. 5 is again similar to that shown in FIG. 1, the drive 427 in the housing 426 also being controlled as a function of the pressure occurring in the interior of the container 413.
  • a piston 440 is in the Cylinder part 431 of housing 426 is arranged so as to be axially movable against the action of a compression spring 436.
  • the piston 440 is guided pressure-tight along the inner wall of the cylinder part 431 via a sealing ring 442.
  • the piston 440 is integral with a concentric axial locking pin 428.
  • the compression spring 436 which is supported at one end on the piston 440 and at the other end on an inner annular surface of the cylinder part 431, which annular surface surrounds the through bore of the housing 426 through which the locking pin 428 penetrates.
  • the locking pin 428 is then pressed against the action of the compression spring 436 into an axial through opening 438 in the grip element 416 when the pressure inside the container 413 exceeds a certain value.
  • the piston 440 is pushed upward, the locking pin 428 therefore causes a rotary locking between the grip element 416 and the container neck 412.
  • the through opening 438 in the grip element 416 is continuous, ie accessible from the outside, in order to enable unlocking and, accordingly, for experts To consciously allow opening of the cover 411.
  • the cylinder part 431 of the housing 426 is covered at its inner end by a cover 432 which engages over the cylinder part 431 in a latching manner on the outside.
  • the cover part 432 is provided on the bottom side with a connection opening 439, which is concentric here in the center and which transmits the pressure conditions inside the container 413 to the axial one Movable piston 440 allows.
  • the coolant in the container 13, 113, 213, 313, 413 will heat up, so that the temperature or the pressure rises there.
  • the membrane 40 or the piston 440 is formed when the pressure is increased according to FIG. 1, right half-section or FIG deflected and moved axially against the action of the compression spring 36 or 436 acting on the anti-rotation device 25 or 425 in the direction of arrow B, so that the locking pin 28 or 428 engages in the locking opening 38 or 438.
  • FIG. 1 In the exemplary embodiment in FIG.
  • the expansion material is expanded due to the temperature increase, so that the thermal capsule 140 also axially expands in the direction of arrow B against the compression spring 136 acting on the anti-rotation device, the locking bolt 128 entering the locking opening as a result of this expansion movement 138 arrives.
  • the temperature or pressure increase in the container 213 is derived indirectly from electrical motor data, for example when the warm motor is switched off.
  • the locking pin 228 will engage in the locking opening 238.
  • the position of the drive housings 226 and 326 can also be provided in a different manner (outside instead of inside or inside instead of outside). The same applies to the position of the locking pin.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Pressure Vessels And Lids Thereof (AREA)
  • Lock And Its Accessories (AREA)
  • Closures For Containers (AREA)
  • Burglar Alarm Systems (AREA)

Abstract

L'invention concerne un dispositif anti-dévissage (10) destiné à un bouchon de fermeture (11) pouvant être placé sur une tubulure fixe (12) d'un radiateur de véhicule (13). Ledit bouchon de fermeture est composé d'une partie extérieure (14) présentant des éléments de prise (16) et un élément de fermeture (17) pouvant être relié à un contre-élément de fermeture (19) de la tubulure (12), et d'une partie intérieure (21) présentant un système de soupape à dépression/surpression (22), une sécurité anti-rotation agissant entre la partie extérieure (14) et la tubulure (12). L'invention vise à mettre en oeuvre un tel dispositif anti-dévissage (10) comportant une sécurité anti-rotation (25) disposée de façon à permettre une alimentation idéale des données de fonctionnement. A cet effet, ladite sécurité anti-rotation (25) peut être actionnée par un entraînement (27) commandé au moyen des données de fonctionnement dans le contenant (13) ou par un moteur, ledit entraînement étant logé dans un boîtier (26) disposé à l'intérieur ou à l'extérieur du contenant (13), à proximité de la partie extérieure du bouchon (14).
PCT/EP2002/014130 2001-12-22 2002-12-12 Dispositif anti-devissage destine a des contenants WO2003056155A1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
US10/499,677 US20050121453A1 (en) 2001-12-22 2002-12-12 Unscrewing security device for containers
BR0215349-1A BR0215349A (pt) 2001-12-22 2002-12-12 Dispositivo de segurança contra desparafusamento para reservatórios
EP02796617A EP1456516B1 (fr) 2001-12-22 2002-12-12 Dispositif anti-devissage destine a des contenants
DE50212882T DE50212882D1 (de) 2001-12-22 2002-12-12 Abschraubsicherungsvorrichtung für behälter
CA002471118A CA2471118A1 (fr) 2001-12-22 2002-12-12 Dispositif anti-devissage destine a des contenants

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10164669A DE10164669A1 (de) 2001-12-22 2001-12-22 Abschraubsicherungsvorrichtung für Behälter
DE10164669.0 2001-12-22

Publications (1)

Publication Number Publication Date
WO2003056155A1 true WO2003056155A1 (fr) 2003-07-10

Family

ID=7711262

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2002/014130 WO2003056155A1 (fr) 2001-12-22 2002-12-12 Dispositif anti-devissage destine a des contenants

Country Status (7)

Country Link
US (1) US20050121453A1 (fr)
EP (1) EP1456516B1 (fr)
AT (1) ATE410590T1 (fr)
BR (1) BR0215349A (fr)
CA (1) CA2471118A1 (fr)
DE (2) DE10164669A1 (fr)
WO (1) WO2003056155A1 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE20211232U1 (de) * 2002-07-18 2003-11-20 Reutter Heinrich Verschlussdeckel
AU2003272078B2 (en) * 2002-09-18 2008-12-18 Sundram Fasteners Limited A safety-cap system for an engine cooling device and a method thereof
DE10246590A1 (de) * 2002-10-05 2004-04-22 Daimlerchrysler Ag Behälter für flüssige und/oder gasförmige Medien und Kühlsystem für eine Brennkraftmaschine
DE202004001333U1 (de) * 2004-01-22 2005-06-02 Reutter Metallwarenfabrik Gmbh Abschraubsicherungsvorrichtung für Behälter
DE102012218392A1 (de) * 2012-10-09 2014-04-10 Reutter Gmbh Druck- oder temperaturgesteuertes Wegeventil für einen Ausgleichsbehälter und Kühlsystem einer Brennkraftmaschine
CN113291609B (zh) * 2021-05-07 2023-05-09 南京唐壹信息科技有限公司 一种防污染的医用线体包装盒

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3587912A (en) * 1968-08-23 1971-06-28 Nippon Denso Co Pressure cap unit with pressure releasing means for radiators of internal combustion engines
FR2675570A1 (fr) * 1991-04-18 1992-10-23 Journee Paul Sa Dispositif de securite pour un bouchon de fermeture d'un echangeur thermique.
US5248052A (en) * 1992-07-31 1993-09-28 Mellinger Larry L Apparatus for automatically releasing the super-atmospheric pressure of an engine cooling system in response to turning off the engine and preventing the buildup of pressure while the engine is off
EP0760789B1 (fr) 1994-06-01 1998-08-26 REUTTER, Heinrich Ensemble bouchon fixable sur le col d'un reservoir
EP0995888A1 (fr) * 1998-10-23 2000-04-26 Behr Thermot-tronik Italia S.p.A. Bouchon de sécurité, notamment pour des circuits de refroidissement à liquide des moteurs à combustion interne pour des véhicules automobiles

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4457327A (en) * 1982-07-26 1984-07-03 Bemis Manufacturing Company Temperature responsive valve mechanism
IT236893Y1 (it) * 1995-05-23 2000-08-31 Miralfin Srl Tappo di sicurezza per contenitori in pressione

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3587912A (en) * 1968-08-23 1971-06-28 Nippon Denso Co Pressure cap unit with pressure releasing means for radiators of internal combustion engines
FR2675570A1 (fr) * 1991-04-18 1992-10-23 Journee Paul Sa Dispositif de securite pour un bouchon de fermeture d'un echangeur thermique.
US5248052A (en) * 1992-07-31 1993-09-28 Mellinger Larry L Apparatus for automatically releasing the super-atmospheric pressure of an engine cooling system in response to turning off the engine and preventing the buildup of pressure while the engine is off
EP0760789B1 (fr) 1994-06-01 1998-08-26 REUTTER, Heinrich Ensemble bouchon fixable sur le col d'un reservoir
EP0995888A1 (fr) * 1998-10-23 2000-04-26 Behr Thermot-tronik Italia S.p.A. Bouchon de sécurité, notamment pour des circuits de refroidissement à liquide des moteurs à combustion interne pour des véhicules automobiles

Also Published As

Publication number Publication date
ATE410590T1 (de) 2008-10-15
DE10164669A1 (de) 2003-07-03
DE50212882D1 (de) 2008-11-20
EP1456516B1 (fr) 2008-10-08
US20050121453A1 (en) 2005-06-09
EP1456516A1 (fr) 2004-09-15
CA2471118A1 (fr) 2003-07-10
BR0215349A (pt) 2004-11-16

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