Classifications

• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
  • B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
  • B23P19/04—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for assembling or disassembling parts
  • B23P19/047—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for assembling or disassembling parts for flexible profiles, e.g. sealing or decorating strips in grooves or on other profiles by devices moving along the flexible profile
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B60—VEHICLES IN GENERAL
  • B60J—WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES; REMOVABLE EXTERNAL PROTECTIVE COVERINGS SPECIALLY ADAPTED FOR VEHICLES
  • B60J10/00—Sealing arrangements
  • B60J10/45—Assembling sealing arrangements with vehicle parts
• • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
  • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
  • Y10T156/00—Adhesive bonding and miscellaneous chemical manufacture
  • Y10T156/10—Methods of surface bonding and/or assembly therefor
• • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
  • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
  • Y10T29/00—Metal working
  • Y10T29/49—Method of mechanical manufacture
  • Y10T29/49826—Assembling or joining
  • Y10T29/49863—Assembling or joining with prestressing of part
  • Y10T29/4987—Elastic joining of parts
• • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
  • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
  • Y10T29/00—Metal working
  • Y10T29/49—Method of mechanical manufacture
  • Y10T29/49826—Assembling or joining
  • Y10T29/49863—Assembling or joining with prestressing of part
  • Y10T29/4987—Elastic joining of parts
  • Y10T29/49872—Confining elastic part in socket
• • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
  • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
  • Y10T29/00—Metal working
  • Y10T29/53—Means to assemble or disassemble
  • Y10T29/53004—Means to assemble or disassemble with means to regulate operation by use of templet, tape, card or other replaceable information supply
  • Y10T29/53009—Means to assemble or disassemble with means to regulate operation by use of templet, tape, card or other replaceable information supply with comparator
  • Y10T29/53013—Computer input
• • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
  • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
  • Y10T29/00—Metal working
  • Y10T29/53—Means to assemble or disassemble
  • Y10T29/53039—Means to assemble or disassemble with control means energized in response to activator stimulated by condition sensor
  • Y10T29/53061—Responsive to work or work-related machine element
• • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
  • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
  • Y10T29/00—Metal working
  • Y10T29/53—Means to assemble or disassemble
  • Y10T29/53039—Means to assemble or disassemble with control means energized in response to activator stimulated by condition sensor
  • Y10T29/53061—Responsive to work or work-related machine element
  • Y10T29/53074—Responsive to work or work-related machine element with means to fasten by elastic joining
• • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
  • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
  • Y10T29/00—Metal working
  • Y10T29/53—Means to assemble or disassemble
  • Y10T29/53657—Means to assemble or disassemble to apply or remove a resilient article [e.g., tube, sleeve, etc.]
• • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
  • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
  • Y10T29/00—Metal working
  • Y10T29/53—Means to assemble or disassemble
  • Y10T29/53983—Work-supported apparatus

Definitions

• the invention relates generally to motor vehicle assembly lines and to assembly methods.
• the invention relates, according to a first aspect, a device for installing a seal on a motor vehicle body, this bodywork carrying an elongated receiving surface of predetermined profile, the seal comprising a wing. thin carrying a bonding surface of shape corresponding to the receiving surface and a longitudinal hollow tube integral with the wing, the laying device comprising a plate for applying the bonding surface of the seal on the receiving surface, means for pressurizing the seal on the receiving surface, and means for guiding the application plate on a path along the predetermined profile of the receiving surface, the guiding means comprising at least first means for referencing the bodywork relative to the fitting device.
• the means for guiding and orienting the plate comprise three rails integral with the template.
• the first rail of shape corresponding to the receiving surface of the joint, defines the path which the plate must follow along the body of the vehicle.
• the second rail is used to maintain the force of application of the seal on its receiving surface in a direction always normal to this receiving surface.
• the third rail ensures, in a direction transverse to the vehicle, correct positioning of the plate relative to the vehicle so that the seal is flush with the geometry of the body.
• This device is typically used to place the water jet seals around the upper part of the door frame of the vehicle. These seals serve on the one hand to prevent water from flowing along the window or from entering the passenger compartment, and on the other hand to limit aerodynamic noise.
• This device has been successfully put into service on motor vehicle assembly lines and has led to a very marked increase in the quality of the installation of the seal.
• the present invention aims to overcome the drawbacks mentioned above.
• the device of the invention is essentially characterized in that the guide means comprise programmable articulated mechanical means making it possible to move the application plate, and means of programming articulated mechanical means making it possible to adapt the trajectory of the plate to different predetermined profiles corresponding to different types of vehicles.
• the application plate is selectively secured or separated from the mechanical-articulated means.
• the means for pressurizing the seal may comprise a second cylinder selectively urging the application plate towards the receiving surface.
• the application plate can comprise a support and a roller for applying the seal on the receiving surface, the application roller rolling on a rolling wing face opposite the surface of the bonding.
• the application roller can be mounted to rotate freely relative to the support and driven in rotation by a drive member carried by the articulated mechanical means.
• the application plate can advantageously carry means for peeling the seal , these peeling means comprising a roller for winding the protector of the adhesive substance, mounted to rotate freely on the support and driven in rotation by said motor member.
• the application plate can comprise second referencing means making it possible to position a downstream end of the seal in a predetermined reference position relative to the application roller.
• the second referencing means may comprise at least a first arm articulated on the support and an indexing finger linked to the first articulated arm, the indexing finger being movable between an indexing position where it is engaged in the hollow tube at the downstream end of the seal when this seal is in the reference position, and a release position where this indexing finger is free.
• the indexing finger can be resiliently biased towards its indexing position, an actuator carried by the articulated mechanical means selectively moving the indexing finger towards its release position.
• the application plate may include upstream guide means for an upstream part of the seal opposite the downstream end, these upstream guide means being integral with the support and comprising first and second rollers rolling respectively on the rolling face and the bonding surface, and third and fourth rollers with parallel and perpendicular axes. to the axes of the first and second rollers.
• the laying device may include feed and return conveyors, a plurality of application plates carrying seals in the reference position being arranged on the feed conveyor at predetermined positions, the means articulated mechanics being programmed to come and join an application plate of the feed conveyor before the operation of fitting the seal, and to come and deposit said application plate on the return conveyor and separate from it a once the joint installation operation is complete.
• the invention relates, in a second aspect, to a method of fitting a seal on the body of a motor vehicle, using a installation device having the advantageous characteristics described above.
• the method of the invention is essentially characterized in that it comprises the following steps: a / programming of the programming means of the articulated mechanical means to adapt the trajectory of the application plate to the predetermined profile corresponding to the vehicle to be treated; b / preparation by an operator of a plurality of application plates carrying seals in the reference position at predetermined positions on the supply conveyor; c / referencing the vehicle body relative to the fitting device; d / displacement of the articulated mechanical means and securing of these with an application plate predisposed on the supply conveyor; e / displacement of the articulated mechanical means and application of the downstream end of the seal to one end of the receiving surface; f / movement of the indexing finger towards its release position; g / fitting of the seal over the entire length of the receiving surface by displacement of the application plate along the predetermined profile; h / displacement of the articulated mechanical means and removal of said application plate on the return conveyor; i / separation of the articulated mechanical means and of said application plate; j / repetition of the operating cycle c /
• FIG. 1 is a perspective view of the following device the invention
• - Figure 2 is a front view of the gripper of the programmable articulated mechanical means of Figure 1
• Figure 3 is a front view of the application plate secured to the gripper of Figure 2
• Figure 4 is a front view of the plate of the device of FIG. 1, during the operation of fitting the seal on the receiving surface
• FIG. 5 is a front view of the plate of the device of FIG. 1, before the fitting operation of the seal on the receiving surface, the seal being held in its reference position by the indexing finger
• FIG. 6 is a perspective view from the side of the plate of the device of FIG. 1
• - FIG. 7 es t a perspective view along arrow VII of Figure 6 of the upstream guide means of the seal.
• the invention relates to a device for installing a seal 10 on a body 20 of a motor vehicle (FIG. 4).
• This bodywork 20 carries an elongated receiving surface 21 of predetermined profile.
• the seal 10 comprises a thin wing 11 carrying a bonding surface 111 of shape corresponding to the receiving surface 21, and a longitudinal hollow tube 12 formed integrally with the thin wing 11.
• the thin wing 11 has a rolling face 112, opposite the bonding surface 111.
• the longitudinal hollow tube 12 is secured to the thin wing 11 at a transverse end of the rolling face 112, a longitudinal rib 113 also being formed on the rolling face 112.
• the fitting device comprises, in known manner, a plate 30 for applying the bonding surface 111 of the seal 10 on the receiving surface 21, means 40 for pressurizing the seal 10 on the surface receiver 21, and means 50 for guiding the application plate 30 on a trajectory according to the predetermined profile of the receiver surface 21.
• the guide means 50 comprise first means for referencing the bodywork 20 of the vehicle relative to the setting device. According to the invention, the guide means 50 also comprise programmable articulated mechanical means 52 for moving the application plate 30, and programming means 53 articulated mechanical means 52 for adapting the trajectory of the plate application 30 to different predetermined profiles corresponding to different types of vehicles.
• the path is controlled by the programming means 53 so that the transverse position of the seal 10 relative to the receiving surface 21 is correct, that is to say that the seal 10 is flush relative to the bodywork 20.
• the programmable articulated mechanical means 52 are typically robots, of the type already used in assembly lines for motor vehicles. As can be seen in Figure 1, they include a base, at least two arms, and a gripper 524 ( Figures 2 and 3) carried by one of the arms. The application plate 30 is selectively secured or separated from the gripper 524, as will be described below.
• the gripper 524 is shown in FIG. 2.
• the base, the arms and the gripper 524 are connected by at least four articulations, with axes chosen so that the trajectory of the application plate 30 can follow different predetermined profiles of the receiving surface 21.
• the application plate 30 comprises a support 31 carrying on a rear face 311 a fixing rod 36.
• a groove 361 is formed at a free end of the fixing rod 36.
• the gripper 524 articulated mechanical means
• first orifice 522 of a shape complementary to that of the rod 36.
• the application plate 30 is secured to the gripper 524 by introducing the rod 36 into the first orifice 522 and by actuating a first jack 521 which locks the rod 36 in position, for example by engaging a blocking piece (not shown) in the throat 361.
• the separation of the application plate 30 and the gripper 524 is carried out according to the reverse process.
• the application plate 30 comprises an application roller 32 of the seal 10 on the receiving surface 21, carried by a front face 312 of the support 31.
• the application roller 32 is mounted to rotate freely relative to the support 31, and is driven in rotation by a drive member carried by the mechanical means 52.
• the application roller 32 is integral with a first shaft 321 passing through the support 31 to protrude from the rear face 311.
• the gripper 524 comprises a second orifice 525, in which the first shaft 321 is engaged when the plate 30 is secured to the gripper 524. In this position, the first shaft 321 is coupled to said motor member.
• the application roller 32 comprises a cylinder 322 of relatively smaller diameter, extended by a coaxial disc 323 of relatively larger diameter.
• the disc 323 carries a peripheral radial groove 324.
• the application roller 32 rolls via the disc 323 on the rolling face 112 of the thin wing 11, thereby pressing the bonding surface 111 on the surface receiver 21 of the bodywork 20.
• the longitudinal rib 113 is engaged in the radial groove 324.
• the hollow tube 12 is guided during the fitting operation by the radial face of the cylinder 322 and by an axial face of the disc 323 located opposite the support 31.
• the seal 1 10 is simultaneously pressurized against the receiving surface 21 by the setting means pressure 40.
• These means comprise a second jack 523 carried by the articulated mechanical means 52, urging the application plate 30 towards the receiving surface 21.
• the articulated mechanical means 52 are programmed so that the force of the second jack 523 is applied in a direction normal to the receiving surface 21.
• the second cylinder 523 acts for example on a rib carried by the rear face 311 of the support 31.
• the application roller 30 is subjected during the laying operation to a torque tending to make it rotate faster than a simple free rolling of said roller on the seal.
• the seals 10 used with the device of the invention are generally peelable. Their bonding surface 111 is coated with an adhesive substance prior to installation. A protector 13 covers the free surface of the adhesive substance over the entire length of the bonding surface 111, to prevent it from being soiled and losing its adhesion properties before the start of the laying operation. These seals 10 are cut before the start of the laying operation into sections of length corresponding to that of the receiving surface 21.
• the protector 13 comprises at one end of said sections a tongue making it possible to grasp and detach the protector from the bonding surface 111.
• the application plate 30 carries peeling means 33 of the seal 10, that is to say means for removing the protector 13 just before the seal 10 is pressed against the receiving surface 21 by the application roller.
• the peeling means 33 comprise a winding roller 331 of the protector 13, a pivot roller 332, and a counter roller 333, all mounted free to rotate on the front face 312 of the support 31.
• the winding roller 331 is rotated by the same motor member as the application roller 32. To this end, the roller 331 is integral with a second shaft passing through the support 31 and projecting from the rear face 311 of the support 31.
• Mechanical means rotatably couples the shafts of the application rollers 32 and of winding 331.
• This mechanical means may for example comprise a belt, a chain, and / or sprockets carried by the shafts.
• the winding roller 331 carries a groove 335, in which the tongue of the protector 13 is engaged. This operation is carried out manually, before the start of the operations of fitting a section of seal 10 on a vehicle.
• the protector 13 is detached from the seal 10 at a certain distance from the application roller 32. It pivots around the pivot roller 332 and will wind around the winding roller
• a flexible metal tongue 336 integral with the support 31, plates the protector 13 on the winding roller 331 substantially at the point where the protector
• Pivot roller 332 rolls on the bonding surface
• the guide means 50 comprise first means for referencing the bodywork relative to the fitting device, and the application plate comprises second means 34 for placing the seal 10 in relation to the application roller 32.
• the first means of referencing the bodywork relative to the fitting device are conventional means, used in assembly lines of motor vehicles comprising automated operations.
• These first referencing means may include devices for measuring the position of the bodywork 20, with contact (by probing) or without contact (by cameras), and / or devices for mechanically referencing the body on fixed supports, and / or devices for continuous readjustment of the trajectory of the plate relative to the profile of the receiving surface 21.
• the second means of referencing the seal 10 relative to the application roller 32 make it possible to position a downstream end 14 of the seal section 10 in a predetermined reference position relative to the application roller. application 32.
• the second referencing means 34 comprise a first arm 341 linked to the support 31 by a first articulation, an intermediate arm 342 linked by a second articulation to one end of the first arm 341, and an indexing finger 343 linked by a third articulation to one end of the intermediate arm 342.
• the first, second and third articulations each comprise elastic return means, typically spiral springs, tending respectively to rotate clockwise the first arm 341 relative to the support 31, the intermediate arm 342 relative to the first arm 341 , and the indexing finger 343 relative to the intermediate arm 342.
• the indexing finger 343 is constantly pressed against the radial surface of the cylinder 322. This indexing finger 343 points in the direction opposite to the direction of rotation of the application roller 32, materialized by an arrow 2 in FIG. 4.
• the indexing finger 343- is movable between an indexing position, shown in FIG. 5, where it is engaged in the hollow tube 12 at the downstream end 14 of the seal 10 when this seal is in the position reference, and a release position, shown in Figure 4, where the indexing finger 343 is free.
• This rotation is obtained by an actuator, not shown, carried by the articulated mechanical means 52, which selectively displaces the first articulated arm 341.
• Said actuator acts on a third shaft 344
• the downstream end 14 of the seal 10 is manually disposed in its front reference position the start of the laying operation. It is held in this reference position by the indexing finger 343, urged by the elastic return means of the second referencing means 34.
• the indexing finger 343 is moved to its release position just at the start of the fitting the seal, when the downstream end 14 of the seal 10 is already pressed against the receiving surface 21. The movement of the indexing finger releases the downstream end 14 of the seal.
• the application plate 30 ' also comprises upstream guide means 35 of an upstream part 15 of the seal 10 opposite the downstream end 14.
• These upstream guide means 35 serve to prevent the seal 10 from whipping objects located in the environment of the setting device and damaging them, in particular the bodywork 20 of the vehicle.
• these upstream guide means 35 comprise two pairs of rollers 351 to 354 mutually opposite, a frame 355 on which the rollers are mounted free to rotate, and a link arm 356 rigidly linking the frame 355 at support 31.
• First and second rollers 351 and 352 roll respectively on the rolling face 112 and the bonding surface 111 of the seal 10.
• Third and fourth rollers 353 and 354 with axes perpendicular to the axes of the first and second rollers 351 and 352, roll on two lateral faces of the seal 10.
• the laying device comprises supply and return conveyors 61 and 62, arranged near the articulated mechanical means 52.
• a plurality of application plates 30 carrying seals 10 in the reference position are arranged on the feed conveyor 61 at predetermined positions ( Figure 1).
• the seals 10 carried by the application plates prepared on the supply conveyor 61 are sections brought to the dimensions of the receiving surfaces 21 of the vehicles to be treated.
• the tabs of the protectors 13 of these seals are already inserted in the grooves 335 of the winding rollers of their respective plates.
• Each application plate 30 is arranged on cassettes 63 each comprising several receiving housings 64.
• Each housing 64 is intended to receive a platen 30.
• Each receiving housing 64 comprises reliefs cooperating with notches formed on the support 31 of the plate 30.
• the cassettes 63 are arranged at one end of the supply conveyor 61.
• the plate 30 is thus referenced relative to the cassette 63, and to the gripper 524.
• the articulated mechanical means 52 are programmed to come together with an application plate 30 disposed on the feed conveyor 61 before the operation of fitting the seal and to deposit said application plate 30 in an empty cassette 63 disposed on the return conveyor 62 and detach from it once the operation of fitting the seal is complete.
• the seal 10 is held in its reference position during the path between the feed conveyor 61 and the receiving surface 21 by the indexing finger 343.
• the operators of the laying device can bring cassettes containing ready-made plates use and remove the cassettes containing the plates used in masked time compared to the operation of fitting the seal.
• the installation device comprises protective screens 65 and means 66 for detecting the presence of operators in the environment of the means. articulated mechanics, intended to avoid accidents, as can be seen in Figure 1.
• This method comprises the following steps: a / Programming the programming means 53 of the articulated mechanical means 52 to adapt the trajectory of the application plate 30 to the predetermined profile corresponding to the vehicle to be treated; b / Preparation by an operator of a plurality of application plates 30 carrying seals

Landscapes

• Engineering & Computer Science (AREA)
• Mechanical Engineering (AREA)
• Automobile Manufacture Line, Endless Track Vehicle, Trailer (AREA)
• Automatic Assembly (AREA)
• Gasket Seals (AREA)

Applications Claiming Priority (3)

Publications (1)

Family

ID=28799900

Family Applications (1)

Country Status (8)

Families Citing this family (8)

Family Cites Families (7)

• 2002
  • 2002-04-24 FR FR0205149A patent/FR2839039B1/fr not_active Expired - Fee Related
• 2003
  • 2003-04-14 EP EP03747141A patent/EP1497150A1/de not_active Withdrawn
  • 2003-04-14 JP JP2003587646A patent/JP2005523199A/ja active Pending
  • 2003-04-14 AU AU2003246830A patent/AU2003246830A1/en not_active Abandoned
  • 2003-04-14 BR BR0309511-8A patent/BR0309511A/pt not_active IP Right Cessation
  • 2003-04-14 US US10/511,472 patent/US7478466B2/en not_active Expired - Fee Related
  • 2003-04-14 WO PCT/FR2003/001179 patent/WO2003091055A1/fr active Application Filing
  • 2003-04-23 AR ARP030101408A patent/AR039442A1/es active IP Right Grant

Non-Patent Citations (1)

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