Classifications

• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B60—VEHICLES IN GENERAL
  • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
  • B60R19/00—Wheel guards; Radiator guards, e.g. grilles; Obstruction removers; Fittings damping bouncing force in collisions
  • B60R19/02—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects
  • B60R19/24—Arrangements for mounting bumpers on vehicles
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B60—VEHICLES IN GENERAL
  • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
  • B60R19/00—Wheel guards; Radiator guards, e.g. grilles; Obstruction removers; Fittings damping bouncing force in collisions
  • B60R19/02—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects
  • B60R19/18—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects characterised by the cross-section; Means within the bumper to absorb impact
  • B60R2019/1886—Bumper fascias and fastening means therefor
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B60—VEHICLES IN GENERAL
  • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
  • B60R19/00—Wheel guards; Radiator guards, e.g. grilles; Obstruction removers; Fittings damping bouncing force in collisions
  • B60R19/02—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects
  • B60R19/24—Arrangements for mounting bumpers on vehicles
  • B60R2019/247—Fastening of bumpers' side ends

Definitions

• the present invention relates to the field of motor vehicles, more particularly the field of bumpers of motor vehicles.
• the front bumper of motor vehicles conventionally comprises a bumper skin mounted on the front body wings by means of a presser, which corresponds to a support allowing the engagement of the bumper skin with the bodywork of the vehicle. motor vehicle.
• the presser allows assembly of the bumper skin which is generally done along the longitudinal axis of the motor vehicle.
• the published patent document FR 2 857 314 A1 discloses a device for fixing the side parts of the front bumper of a motor vehicle, the device comprising a side plate, integral with each of the wings of the vehicle, and provided with several tabs, axes and stapling means in order to removably lock the bumper skin to the wings of the motor vehicle.
• the solution of the document requires longitudinal engagement of the bumper brackets, and does not allow the bumper skin to be assembled in the case where the edge of the wing of the vehicle body is located behind the front optics.
• the present invention aims to overcome at least one of the disadvantages of the aforementioned state of the art. More particularly, the invention aims to propose a simple and economical solution making it possible to effectively assemble a bumper skin on a wing edge located longitudinally at the rear of a front headlight of a motor vehicle. .
• the subject of the invention is a motor vehicle comprising:
• a bumper skin forming two lateral brackets each ending in a transverse return fixed against the rim of the corresponding side wing by means of screws passing through said rim and said transverse return, and engaging with a presser arranged against the transverse return, opposite the rim, said presser comprising at least one centering pin engaging with said rim; remarkable in that the transverse return of the bumper skin comprises at least one notch overlapping the at least one centering pin, so as to allow transverse engagement and/or adjustment of said bumper skin after engagement of at least one centering pin and before tightening the screws.
• the at least one centering pin comprises a proximal portion, with which the at least one notch of the transverse return of the bumper skin engages, and a distal portion having an increase in thickness relative to the proximal portion so as to form a retaining face of said transverse return of the bumper skin.
• the proximal portion of the at least one centering pin has two parallel faces in a direction of transverse adjustment of the bumper skin.
• the distal portion of the at least one centering pin has a circular envelope flaring towards the proximal portion so as to promote engagement and centering with the edge of the corresponding side wing.
• each of the two pressers comprises, on one face of said presser facing the corresponding rim, at least one guide rib extending in a direction of transverse adjustment of the bumper skin and dimensioned to press the transverse return of the bumper skin against the retaining face on the distal portion of the at least one centering pin.
• the at least one notch has a width flaring in a direction of transverse adjustment of the bumper skin, in a direction of engagement with the corresponding centering pin.
• the at least one notch has a proximal portion with two parallel edges and a distal portion with two divergent edges.
• each of the two pressers comprises at least one elastic hook configured to engage with the edge of the corresponding side wing during an approach movement of said presser on the motor vehicle.
• the invention also relates to a method of assembling a bumper skin on a vehicle according to the invention, comprising the following steps:
• the step of approaching and transversely adjusting the two lateral brackets of the bumper skin on the motor vehicle comprises a lateral spacing of said lateral brackets before engagement of the at least one notch with at least one centering pin.
• the measures of the invention are advantageous in that the mounting of the bumper skin on the motor vehicle is carried out transversely while guaranteeing the longitudinal control of said bumper skin, in a simple and rapid manner, making it possible to save considerable time during the assembly of the motor vehicle.
• the presser used to allow the transverse engagement of the bumper skin is capable of absorbing the forces during a frontal impact, so as to protect the front headlights and the side body wings of the motor vehicle.
• FIG 1 represents a front view of a left front side of a front face of a motor vehicle according to the invention
• FIG 2 represents a perspective view of a presser comprising at least one centering pin engaged with an edge of a side wing of the motor vehicle of Figure 1;
• FIG 3 represents a perspective view of an upper pin of the at least one centering pin
• FIG 4 represents a perspective view of a second lower pin of the at least one centering pin
• FIG 5 represents a perspective view of a transverse return of a side stock of a bumper skin, and a schematic representation of a transverse engagement of said transverse return with the at least one centering pin of the Figures 3 and 4, respectively.
• Figure 1 represents a front view of a left front side of a front face of a motor vehicle 2 according to the invention.
• the front face of the motor vehicle 2 is substantially symmetrical with respect to a longitudinal axis.
• the elements described along the left side visible in Figure 1 apply to the right side.
• the motor vehicle 2 comprises two body side wings 4 and a bumper skin 6 forming two side brackets 6.1. Bumper skin 6 is screwed to each of the two side wings 4 to the right of a junction 8 located longitudinally at the rear of the front optics 10.
• Figure 2 represents a perspective view of the presser 12 comprising at least one centering pin 14 engaged with a rim 4.1 of the side wing 4 of the motor vehicle.
• Wing 4 visible in Figure 2 corresponds to the left front side wing of Figure 1.
• the at least one pin 14 of the presser 12 corresponds to two identical centering pins 14 extending projecting from a face 12.1 of the presser 12.
• the face 12.1 being opposite the rim
• each pin 14 comprises a distal portion 14.1 having a circular envelope flaring towards the face 12.1, so as to promote engagement and centering of the presser 12 with the rim 4.1.
• the assembly of the bumper skin 6 of Figure 1 on the wing 4 of the motor vehicle comprises several stages, including a first stage corresponding to the approach of the presser 12 towards the rim 4.1 until insertion pegs 14 through the centering holes 4.3.
• the presser 12 is able to remain in a position engaged with the rim 4.1 by means of the pins 14.
• maintaining the presser 12 in position on the wing 4 is achieved by means of an elastic hook 16 which extends from the face 12 and which is able to deform to ensure retention with the rim 4.1 as soon as the pins 14 are inserted through the centering holes 4.3.
• the lateral brackets each comprising a transverse return can engage with the rim 4.1.
• the motor vehicle comprises two separate pressers 12 configured to engage with the edge 4.1 of the wings 4.
• Each presser 12 can be obtained from a molding of plastic material. The presser 12 advantageously absorbs the forces in the event of a frontal impact so as to avoid damaging the front headlights and the side wings 4.
• the pressers 12 can form an integral part of a reinforcing part of the bumper skin, said reinforcing part being distinct from the side brackets.
• the transverse return of the stocks can be adjusted in the transverse direction.
• Figures 3 and 4 represent, respectively, a perspective view of the upper and lower pins of the presser.
• the pins 14 are identical and each comprise the distal portion 14.1 and a proximal portion 14.2 comprising a reduced thickness compared to the distal portion 14.1.
• the distal portion 14.1 has an increase in thickness compared to the proximal portion 14.2 so as to form a retaining face 15 of the transverse return of the bumper skin.
• the proximal portion 14.1 comprises, in this configuration, two parallel faces corresponding to the face 12.1 of the presser 12 and to the retaining face 15 belonging to the distal portion 14.1.
• the proximal portion 14.1 is delimited by the two faces 12.1 and 15, is configured to accommodate both the edge of the wing and the transverse return of the skin.
• the retaining face 15 has a spacing e with the face 12.1 preferably between 1 and 4 mm, and more preferably equal to 3.5 mm.
• the proximal portion 14.1 comprises a recess 12.2 in the presser 12 at the foot of the pin 14 advantageously allowing the demoulding of an interior portion (in the transverse direction) and facilitating the passage of the transverse return of the lateral stocks.
• the presser 12 further comprises guide ribs 18 extending in the direction of transverse adjustment of the bumper skin and are dimensioned to constrain and longitudinally press the transverse return of the lateral brackets against the face of retainer 15 of centering pin 14. The ribs 18 thus make it possible to ensure clearance-free mounting of the rim and the transverse return between the face 12.1 and the retaining face 15.
• the left part of Figure 5 represents a perspective view of the transverse return 6.2 of the bumper skin 6, and the right part of Figure 5 schematically represents the transverse engagement of the transverse return 6.2 with the centering pins 14.
• transverse return 6.2 of the stock 6.1 comprises two notches 20 and 22 opening transversely towards the interior of the motor vehicle (in the direction of adjustment), each being configured to overlap the proximal portion 14.1 of the corresponding pin 14.
• the two notches 20 and 22 have a proximal portion 24 with two parallel edges 24.1.
• the upper notch 20 comprises a distal portion 26 having a flaring width, forming two diverging edges 26.1, following the direction of transverse adjustment of the bumper skin 6, in a direction E of engagement with the pin 14 corresponding centering.
• the assembly of the bumper skin 6 on the wing (not shown here) of the motor vehicle is done by the transverse engagement E of each of the two notches 20 and 22 with the centering pins 14.
• presser 12 is previously mounted on the wing edge and the pins 14 pass through the centering holes.
• the edge has not been illustrated on the right side of Figure 4 so as to facilitate reading of the figure.
• the engagement of the notches 20 and 22 with the pins can include a lateral spacing of each of the two side brackets 6.1 of the motor vehicle.
• the centering pin 14 comprises a reinforcement 17 corresponding to a ramp 17 extending from the face 12.1 of the presser 12 towards the portion proximal portion 14.2 in a direction opposite to that of the transverse engagement E.
• the reinforcement 17 makes it possible to stiffen the proximal portion 14.2.
• the assembly can be screwed.
• the mounting of the bumper skin on the motor vehicle is carried out transversely in a simple and rapid manner, without risk of damage to the elements of the front face of the motor vehicle.

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• Engineering & Computer Science (AREA)
• Mechanical Engineering (AREA)
• Body Structure For Vehicles (AREA)
• Vehicle Step Arrangements And Article Storage (AREA)

Applications Claiming Priority (2)

Publications (1)

Family

ID=85122724

Family Applications (1)

Country Status (3)

Family Cites Families (5)

• 2022
  • 2022-10-25 FR FR2211068A patent/FR3141117A1/fr active Pending
• 2023
  • 2023-10-04 EP EP23797824.2A patent/EP4608681A1/de active Pending
  • 2023-10-04 WO PCT/FR2023/051531 patent/WO2024089332A1/fr not_active Ceased

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