Abstract: A detection device for detecting an object by measuring the capacitance variation of the detection device includes at least a pair of sensor pads, each sensor pad being able to transmit or to receive an electric field. Each sensor pad can be used to measure the impedance variation of the pad, each sensor pad being driven by a driven rail impedance measuring system including an inverter, an oscillator, a power supply rail driver and switches, the measuring system being able to change the sensor pad function from electric field transmitter to electric field receiver or impedance measurer by turning on and off the oscillator to the input of the power supply rail driver of the inverter.

Abstract: According to the invention, the front face (1) of the vehicle can be rigidly attached to the front ends (2) of the two main rails (4) of the automobile. The front face includes (1): two shock absorbers (26) provided as an extension of the respective front ends (2) of the main rails (4), each absorber (26) being adapted for absorbing the so-called “medium-speed” shocks; and a rigid transverse beam (10). The beam (10) is rigidly attached by opposite transverse end portions (37) to the front ends (2) of the two main rails (4), said end portions (37) being provided between the shock absorbers (26) and the front ends (2) of the main rails (4).

Abstract: The bumper shield for a motor vehicle comprising two main longitudinal members (12), two auxiliary longitudinal members (16) positioned at a lower height, as well as supporting and attachment plates (20) positioned between the ends of the longitudinal members (12, 16), is a single integral piece in plastic material and is formed of two uprights (28) and an upper beam (24) connecting the uprights (28), the uprights (28) being configured so as to bear upon the plates (20) so as to act as impact absorbers, the shield (8) having the shape of an H or an inverted U given by the uprights (28) and the upper beam (24).

Abstract: This bumper assembly is adapted for a motor vehicle having a structure including a pair of upper side members (6) and a pair of lower side members (8). It includes an energy absorbing panel (12) having at least two columns (16) each provided to bear on the ends of an upper side member (6) and a lower side member (8) and a beam (18) extending transversely between the columns (16). According to one embodiment, the bumper assembly includes a plate (36) doubling the beam (18) such that the beam (18) is compressed between a frontal face (36a) of the plate (36) in case of impact. The device is applicable to front or rear bumpers.

Abstract: This device (4) allows the detection of the presence of an object in a detection zone by measuring a variation in capacitance brought about by the presence of the object. It includes an element (6) for emitting an electric field, an element (8) for receiving an electric field, and elements for measuring the coupling capacitance between the emission element (6) and the reception element (8), the emission element (6) emitting an electrical signal received by the reception element (8) so that a coupling capacitance of a predetermined value is established between the emission element (6) and the reception element (8) when no object is present in the detection zone, a variation in the coupling capacitance indicating the displacement of an object in the detection zone and the establishment of a capacitance of a different value from the predetermined value indicating the presence of a static object.

Abstract: The bumper shield for a motor vehicle comprising two main longitudinal members (12), two auxiliary longitudinal members (16) positioned at a lower height, as well as supporting and attachment plates (20) positioned between the ends of the longitudinal members (12, 16), is a single integral piece in plastic material and is formed of two uprights (28) and an upper beam (24) connecting the uprights (28), the uprights (28) being configured so as to bear upon the plates (20) so as to act as impact absorbers, the shield (8) having the shape of an H or an inverted U given by the uprights (28) and the upper beam (24).

Abstract: This assembly is of the type comprising at least two pairs of front longitudinal members (12, 16) and supporting and attachment plates (20) positioned at the front ends of the longitudinal members (12, 16), a front bumper shield (8) comprising a one-piece frame (22) in plastic material formed with an upper bumper beam (24) and a lower bumper beam (26) and two uprights (28) connecting the upper (24) and lower (26) bumper beams, the shield (8) further comprising an additional beam (40) made with the frame (22) in the same material, said additional beam (40) comprising means for attaching at least one piece of auxiliary equipment of the motor vehicle.

Abstract: This front-end panel (10) includes an upper transverse cross member (18) to be fixed to body elements (12) and a frame (20). The frame (20) is fixed beneath the cross member (18) and includes a lower transverse beam (50) and two side-struts (52) connecting the lower beam (50) to the cross member (18). Each strut (52) includes a lower portion (54) which is integral with the beam (50), and an upper portion (56) which is integral with the cross-member (18). The upper portion (56) and the lower portion (54) are mobile relative to one another between a disassembled configuration in which the upper portion (56) is arranged at a distance from the lower portion (54), and an assembled configuration in which the upper portion (56) and the lower portion (54) are fitted together.

Abstract: A motor vehicle front end subassembly includes a support surround (6), an air-ducting panel (8) and a radiator (12) which are arranged one behind the other across the support surround (6), and a motor fan unit (4) arranged facing an opening (24) of the panel (8), the panel (8), the motor fan unit (4) and the radiator (12) being supported by the support surround (6). At least one of the radiator (12) and the motor fan unit (4) are supported by the support surround (6) separately from the panel (8).

Abstract: A motor vehicle front face (1) can be fixed rigidly to the front ends (2) of the main longitudinal members (14) of the motor vehicle. The front face (1) includes: at least one cross member (8), at least one lock (76) for fastening the bonnet of the motor vehicle, the or each lock (76) being rigidly fixed to the cross member (8). The cross member (8) is vertically located substantially level with the front ends (2) of the main longitudinal members (4).

Abstract: The assembly is of the type comprising two pairs of front longitudinal members of a chassis of a motor vehicle and support and fixing mounting plates arranged at the front ends of the longitudinal members and comprising a front bumper shield comprising a one-piece plastics material frame consisting of an upper bumper beam and a lower bumper beam and two vertical members connecting the upper and lower bumper beams, the vertical members of the frame being configured to act as impact absorbers and fixed resting directly against the mounting plates.

Abstract: This assembly comprises a structural frame (2) and a plastic material bumper (4) formed so as to match the shape of a bumper skin and arranged against the structural frame (2), said bumper (4) comprising an upper cross member (34) and a lower cross member (36) interconnected via vertical connecting beams (38), the upper (34) and lower (36) cross members each having a central portion (48) and two lateral portions (50) arranged on either side of the central portion (48), said cross members (34, 36) comprising a plurality of ribs (52). The number of ribs (52) in the central portion (48) of the upper cross member (34) and/or of the lower cross member (36) is greater than the number of ribs (52) of each lateral portion (50) of the upper cross member (34) and/or of the lower cross member (36).

Abstract: This element (2) is of the type including a hollow elongate body (4) made of metal and having a closed section; and a continuous second body (6) made of plastics material overmolded on the metal first body (4), the plastics material second body (6) including at least two rings (24) surrounding the metal first body (4), the rings (24) being longitudinally spaced part. In any cross-section of the metal first body (4), the plastics material second body (6) is situated entirely outside the outline of the metal first body (4), and the ratio of the axial length of each ring (24) over the longitudinal distance between the rings (24) is less than 1. The invention is applicable to the front faces of motor vehicles.

Abstract: A structural element includes: at least one hollow metallic body (4) with a closed cross-section, an external surface (24), and at least one adhesion lug (22) formed on the external surface (24); and at least one plastic body (6) which is moulded over the metallic body, covering the external surface (24) of the metallic body in such a way as to at least partially cover the adhesion lug (22) in order to connect the plastic body (6) to the metallic body (4). According to one aspect of the invention, the adhesion lug (22) protrudes over the external surface (24) of the metallic body (4), the adhesion lug (22) being closed, connected to the metallic body (4), and having an undercut (40) in relation to the external surface (24) of the metallic body (4). The inventive structural element can be applied to the front of motor vehicles.

Abstract: This assembly comprises a plastics material structural frame (2) comprising at least a lower cross member (8) and vertical struts (10, 12), each of said struts (10, 12) forming, over at least a portion of its height, a deformable energy absorption component (14), the module further comprising a plastics material shield (4) formed so as to match the shape of a shield skin (56) and arranged against the structural frame (2), said shield (4) comprising an upper cross member (34) and a lower cross member (36) interconnected via vertical connecting beams (38). The upper (34) and lower (36) cross members and the connecting beams (38) comprise a plurality of ribs (48) which form cells (50) in said cross members (34, 36) and said beams (38), at least some of said cells (50) passing through the shield (4).

Abstract: The inventive assembly comprises a front face (4) fixable to the front structure (3) of a motor vehicle and a device (6) for fixing optical units (5) and comprising two supports (30) which are remote from each other, each of which is used for carrying the optical unit (5) and is fixable to the front face by one side thereof and to a mud guard (8) of the vehicle body by the other side thereof, wherein the elasticity of each support (30) is substantially greater than the elasticity of the front face (4), thereby making it possible to absorb relative adjustment movements of the corresponding mud guard (8), front face (4) and/or of the optical unit (5). In another variant, the fixing device (6) comprises at least one connection element (52) which is used for connecting the supports (30) to each other and is embodied in one piece therewith.

Abstract: The motor vehicle front-end panel includes a structure (2) to be fixed to body elements (4, 5) of the vehicle, a cassette (6) and at least one cooling element (8) for cooling the engine which is connected to the cassette (6) and chosen from a radiator or a condenser, the structure (2) including: -an upper transverse crossmember (10), -a U-shaped element (12) fixed beneath the upper crossmember (10) and including a lower transverse beam (22) and two side struts (24) connecting the lower beam (22) to the upper crossmember (10), the U-shaped element (12) and the upper crossmember (10) forming a frame (27) to which the cassette (6) is attached. The cassette (6) is attached to the frame (27) by fitting the frame (27) around the cassette (6).

Abstract: This front-end panel (10) includes an upper transverse cross member (18) to be fixed to body elements (12) and a frame (20). The frame (20) is fixed beneath the cross member (18) and includes a lower transverse beam (50) and two side-struts (52) connecting the lower beam (50) to the cross member (18). Each strut (52) includes a lower portion (54) which is integral with the beam (50), and an upper portion (56) which is integral with the cross-member (18). The upper portion (56) and the lower portion (54) are mobile relative to one another between a disassembled configuration in which the upper portion (56) is arranged at a distance from the lower portion (54), and an assembled configuration in which the upper portion (56) and the lower portion (54) are fitted together.

Abstract: A front shock-absorber assembly for a motor vehicle includes, at each of the right-hand and left-hand sides thereof, at least a lower longitudinal structural element (6, 7) and an upper longitudinal structural element (4, 5). The shock-absorber assembly includes a high-energy impact absorption structure (12) which includes an elongate right-hand plate (18) and left-hand plate (19), each plate being fixedly joined to a lower longitudinal element and an upper longitudinal element located at the same side of the vehicle; and a deformable right-hand element (30) and left-hand element (31) for absorbing medium-energy impacts, a rear surface of a deformable element moving into abutment against the majority of a front surface of an associated plate.

Abstract: A motor vehicle front unit assembly (1) comprising a rigid front surface (10), a bumper skin (15), two flexible beams (30) extending laterally, whereof one first end is connected to the front surface (10) and a second end is connected to a front part (2a) of a body fender (2), and two optical units (20). The bumper skin (15) is fixed on the first end of each flexible beam (30) and each end is adjustable along a first axis X and a second axis Y on the front face (10) to adjust each optical unit (20) relative to the bumper skin (15), the third axis Z being nonadjustable.