Classifications

• • 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
  • B60J5/00—Doors
  • B60J5/04—Doors arranged at the vehicle sides
  • B60J5/042—Reinforcement elements
  • B60J5/0422—Elongated type elements, e.g. beams, cables, belts or wires
  • B60J5/0423—Elongated type elements, e.g. beams, cables, belts or wires characterised by position in the lower door structure
  • B60J5/043—Elongated type elements, e.g. beams, cables, belts or wires characterised by position in the lower door structure the elements being arranged vertically
• • 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
  • B60J5/00—Doors
  • B60J5/04—Doors arranged at the vehicle sides
  • B60J5/042—Reinforcement elements
  • B60J5/0422—Elongated type elements, e.g. beams, cables, belts or wires
  • B60J5/0438—Elongated type elements, e.g. beams, cables, belts or wires characterised by the type of elongated elements
  • B60J5/0443—Beams
  • B60J5/0448—Beams with branched structures
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B60—VEHICLES IN GENERAL
  • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
  • B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
  • B60R21/02—Occupant safety arrangements or fittings, e.g. crash pads
  • B60R21/04—Padded linings for the vehicle interior ; Energy absorbing structures associated with padded or non-padded linings
  • B60R21/0428—Padded linings for the vehicle interior ; Energy absorbing structures associated with padded or non-padded linings associated with the side doors or panels, e.g. displaced towards the occupants in case of a side collision

Definitions

• the invention relates mainly to an opening of a motor vehicle provided with a window and comprising a stiffener for stiffening at least one area of one opening.
• the invention also relates to a vehicle including automobile equipped with such an opening.
• the opening of a motor vehicle and in particular the side doors must have a certain rigidity in particular to protect the passengers during a shock and visually give an impression of robustness to the customer.
• Figures 1 to 5 show two types of known stiffeners mounted on a door panel.
• Figures 1 and 2 show a horizontal stiffener respectively illustrated in perspective from the outer face of the door panel and in section along line II-II of Figure 1
• Figures 3 to 5 illustrate an assembled vertical stiffener on a horizontal stiffener respectively illustrated in perspective from the outer face of the door panel, in section along the line IV-IV of Figure 3 and in perspective for its upper part from the inner face of the panel.
• the horizontal stiffener 1 is a profile 1 which extends longitudinally on the inner face 9 of the door panel 3 along the liner zone 2, this zone corresponding to the edge 4 of the door panel 3 located near the lower part 5 of the window 6.
• this stiffener 1 has an upper wall 8 which is secured to the liner zone 2 of the door 3 by electric welding points 7 and which is extended downwards by a lower wall 11 forming an obtuse angle with the upper wall 8 and whose free end 12 is wedged against the inner face 9 of the door panel 3 by means of a mastic strip 13.
• stiffener 1 makes it possible to stiffen the licking zone 2 of the door 3, it only makes it possible to stiffen this area and does not participate in the rigidity of the panel 3. Moreover, its mass is relatively large since it can reach 700 grams.
• a vertical stiffener 15 is mounted along the internal face 9 of the panel 3 from a stamping 22 intended to receive a not shown blank protector up to a horizontal stiffener 16 similar to the stiffener 1 of FIGS. 2 except that its upper wall 17 is folded and secured to the liner zone 2 of the door 3 by crimping defining a crimping zone 23.
• the vertical stiffener 15 has the shape of a wall 18 having two ribs 25 (FIG. ) and whose upper end 19 is slightly bent and secured to the lower part of the inner face 21 of the horizontal stiffener 16 by electric welding points 24.
• the lower part of the outer face of the horizontal stiffener 16 is wedged against the internal face 9 of the door panel 3 by means of a mastic strip 20.
• the lower end 26 of the vertical stiffener 15 is secured to the inner face 9 of the panel 3 at the receiving end of the blank protector 22 by electric welding points 27.
• the object of the invention is therefore to develop a stiffener to obtain effective rigidity along the door for a minimum mass and assembly cost.
• the invention proposes an opening of a motor vehicle provided with a window and comprising a stiffener for stiffening at least one zone of said opening which is essentially characterized in that said stiffener extends vertically along the inner face the opening panel from the lick area near the window.
• the width of the upper portion of the stiffener taken at the level of the licking zone makes it possible to stiffen this zone.
• the stiffener comprises at least one reinforcing rib.
• the stiffener may have at least one wedging zone bearing against the inner face of the panel.
• the stiffener extends to a central stiffener.
• the stiffener of the opening of the invention has a general shape of Y so as to comprise two lateral branches in the upper part and a leg in the lower part, the respective free ends of the two lateral branches being connected. between them by a transverse branch integrally attached to the inner face of the licking zone.
• the two lateral branches of the stiffener each comprise a reinforcing rib, these two ribs being extended by two parallel ribs belonging to the leg of the stiffener.
• the upper transverse branch has a width of about 150 millimeters and the leg has a width of between 30 and 50 millimeters.
• the stiffener comprises two central zones of wedging at each of the two branches, by which it is wedged against the internal face of the door panel by means of a respective strip of mastic.
• the lower end of the stiffener leg is keyed by means of strips of sealant between the inner face of the panel and a receiving housing made in a horizontal lateral stiffener. It can also be provided that the stiffener is secured to the panel of the opening by its upper part located against the liner area by electric welding points.
• the invention also relates to a motor vehicle provided with an opening described above.
• Figure 1 is a perspective view of the door from its outer face on which is mounted a horizontal stiffener of the prior art
• Figure 2 is a sectional view along the line II-II of Figure 1
• Figure 3 is a perspective view of the door from its outer face on which is mounted a vertical stiffener coupled to a horizontal stiffener according to the prior art
• Figure 4 is a sectional view along the line IV-IV of Figure 3
• Figure 5 is a partial perspective view of the upper portion of the vertical stiffener of Figures 3 and 4 from the inner face of the door
• Figure 6 is a perspective view from the inner face of the door panel of the stiffener of the invention according to a first variant
• - Figure 7 is a sectional view along the line VII-VII of Figure 6
• Figure 8 is a partial perspective view of
• the stiffener of the invention 29 or 30 is made in one piece and extends along the inner face 9 of the panel 3 from the liner zone 2 near the window, not shown to an area approximately halfway up the door.
• This stiffener 29 or 30 has a general Y shape comprising two branches 34, 35 and one leg 42.
• transverse branch 36 made in the form of a plate secured to the inner face 37 of the panel 3 at a non-crimped portion of the liner zone 2 by electric welding spots 38, or alternatively, by laser.
• this transverse branch 36 On either side of this transverse branch 36, the upper edge 40 of the panel 3 is folded towards the inner face 9 of this panel 3 forming a crimping, so as to allow the attachment of a seal to seal the area between the end of the panel 3 and the window.
• the stiffener In the extension of this transverse branch 36, the stiffener has a drop 41a directed towards the inner face 9 of the panel
• the stiffener of FIG. 6 furthermore has a stiffening element 54 of generally Y-shape and projecting from the inside face 9 of the panel 3 so as to form on each branch 34, 35 a groove respectively 43, 44 and, at the leg 42, two parallel grooves 45,46 which are joined at their respective lower ends 47,48 by a transverse groove 49.
• the upper ends of the respective grooves 43,44 of the two legs 34,35 of the stiffener 30 of this FIG. 6 is connected to each other by a transverse groove 50 which extends in width from the stall 41a and which has three oblong holes 52 intended to lighten the stiffener, arranged longitudinally along the upper edge 53 of the transverse groove 50.
• the front face 61 of the lower portion 55 of the stiffener 30 is keyed against a receiving housing 56 stamped in a horizontal central door stiffener 31 by means of a mastic strip 58 and the rear face 60 of the same lower part 55 is wedged against the inner face 9 of the panel 3 by means of a band of mastic 59.
• FIG. 8 shows a variant of the stiffening element 54.
• the stiffener in the extension of the transverse branch 36, described above, the stiffener has a stall 41b directed in the direction opposite to the inner face 9.
• the respective grooves 43,44 branches 34,35 of this stiffener 29 extend along these branches 34,35 directly from the unchecked 41b.
• any other suitable stiffening element can be used.
• the lower portion 55 of the stiffener instead of wedging the lower portion 55 of the stiffener by means of a putty, it can be provided that the lower portion 55 is welded or directly to the bottom of a stamped to receive the blank rod, in which case it there is no need for horizontal stiffener, or on the horizontal stiffener 31 previously described.
• the width of the upper transverse branch 36 is about 150 millimeters and the width of the lower portion 55 of the stiffener is between 30 and 50 millimeters.
• stiffening of the stiffener 30 instead of a simple lateral wedging between the stiffener and the door panel as described above, it is possible to envisage alternatively a horizontal wedging with a suitable shape of the stiffener.
• the rigging is more or less local depending on the required rigidity services.
• the stiffener of the invention provides rigidity to the both in the licking area and the entire door panel.

Landscapes

• Engineering & Computer Science (AREA)
• Mechanical Engineering (AREA)
• Body Structure For Vehicles (AREA)
• Superstructure Of Vehicle (AREA)
• Seal Device For Vehicle (AREA)
• Window Of Vehicle (AREA)

Applications Claiming Priority (2)

Publications (1)

Family

ID=37807310

Family Applications (1)

Country Status (3)

Families Citing this family (2)

Family Cites Families (4)

• 2006
  • 2006-08-09 FR FR0653335A patent/FR2904792A1/fr not_active Withdrawn
• 2007
  • 2007-07-18 EP EP07823598A patent/EP2049351A1/de not_active Withdrawn
  • 2007-07-18 WO PCT/FR2007/051679 patent/WO2008017774A1/fr active Application Filing

Non-Patent Citations (1)

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