Abstract: A device and a method for locking and/or unlocking a motor vehicle opening panel and vehicle having the device. The device includes a detection wall having an inner side and an opposite outer side, the outer side forming a contact detection region, and a detection component arranged against the inner side for detecting contact between a user's finger or hand and the outer side. The detection component includes a sensor having a layer of a piezoelectric material which has surface undulations in the form of ridges. The layer of piezoelectric material is configured to detect predetermined contact on the outer side with a view to controlling the locking or unlocking of the opening panel.

Abstract: A system for a vehicle seat includes: a functional device able to selectively occupy Np states, where Np is a positive integer; an input interface configured for collecting Nm parameters, where Nm is a positive integer, related to the vehicle and/or to the seat and/or to a user of the seat; a control device configured for changing the functional device from one of the Np states to another of the Np states; a control interface enabling the user to set the functional device, via the control device, to the state to be in; and a data storage unit. The system is configured for sending the values of the Nm parameters to the data storage unit each time the user places the functional device in one of the Np states.

Abstract: An anti-motion sickness device for a motor vehicle includes a triaxial accelerometer to detect vehicle accelerations along three axes and to emit a corresponding acceleration signal; a display component of light markers to form two artificial horizon lines at two inner surfaces, respectively of the vehicle. The horizon lines are perpendicular or substantially perpendicular to each other. The device includes a control unit for receiving the acceleration signals emitted by the accelerometer and capable of driving the display component such that the horizon lines are aligned in a horizontal plane, perpendicular or substantially perpendicular to the gravity vector regardless of vehicle accelerations. The position of the horizontal plane along a direction parallel to the gravity vector varies as a function of a physical parameter related to the person sitting in the vehicle by being positioned adjacent the first inner surface and in front of the second inner surface.

Abstract: A motor vehicle control case includes an outer shell with several control areas, each of the control areas assigned to a specific function of the vehicle, a printed circuit board supporting elementary sensors to generate an electrical signal in response to an action such as an approach movement, a contact or a pressure exerted by a user by having his fingers on at least one of the control areas. The elementary sensors are connected to an electronic control unit, the electrical signal generated by the elementary sensors being transmitted to the electronic control unit to be analyzed therein and converted into a control of a function of the vehicle. Each elementary sensor includes at least one insulating substrate on which are deposited conductive tracks forming a capacitive sensor and an assembly of conductive or semi-conductive nanoparticles in colloidal suspension in an electrically insulating ligand, the assembly forming a force sensor.

Abstract: An anti-motion sickness device fitted to a motor vehicle including a triaxial accelerometer to detect the vehicle accelerations along three axes and to emit a corresponding acceleration signal; a display component of light markers to form at least one first and second artificial horizon lines at first and second inner surface, respectively of the motor vehicle. The device includes a control unit for receiving the acceleration signals and for driving the display wherein the artificial horizon lines are aligned in a horizontal plane perpendicular or substantially perpendicular to the gravity vector regardless of vehicle accelerations. The control unit is configured to process the acceleration signals, prior to the control of the display to determine in real time an acceleration frequency according to each of the accelerometer axes and to drive the display only when the acceleration frequency is below a threshold frequency, below which the motion sickness likely occurs.

Abstract: A device and a method for locking and/or unlocking a motor vehicle opening panel and vehicle having the device. The device includes a detection wall having an inner side and an opposite outer side, the outer side forming a contact detection region, and a detection component arranged against the inner side for detecting contact between a user's finger or hand and the outer side. The detection component includes a sensor having a layer of a piezoelectric material which has surface undulations in the form of ridges. The layer of piezoelectric material is configured to detect predetermined contact on the outer side with a view to controlling the locking or unlocking of the opening panel.

Abstract: A passenger compartment equipment for controlling a function of a motor vehicle includes a body that includes a control region having sensors which are configured to generate an electrical signal in response to an action such as a force or pressure exerted on at least one of the sensors and which can be connected to an electronic control unit (ECU) of the vehicle. The equipment further includes a haptic feedback module that can be connected to the ECU adjacent to the control region and to the caps covering the sensors and the haptic feedback module. The electrical signal generated by the sensors is transmitted to the ECU for analysis and for conversion into a command of a function of the vehicle and of the haptic feedback module.

Abstract: A method for manufacturing a martensitic stainless steel part, according to which a stainless steel sheet is prepared with the following composition: 0.005%?C?0.3%; 0.2%?Mn?2.0%; traces?Si?1.0%; traces?S?0.01%; traces?P?0.04%; 10.5%?Cr?17.0%; traces?Ni?4.0%; traces?Mo?2.0%; Mo+2×W?2.0%; traces?Cu?3%; traces?Ti?0.5%; traces?Al?0.2%; traces?O?0.04%; 0.05%?Nb?1.0%; 0.05%?Nb+Ta?1.0%; 0.25%?(Nb+Ta)/(C+N)?8; traces?V?0.3%; traces?Co?0.5%; traces?Cu+Ni+Co?5.0%; traces?Sn?0.05%; traces?B?0.1%; traces?Zr?0.5%; Ti+V+Zr?0.5%; traces?H?5 ppm; traces?N?0.2%; (Mn+Ni)?(Cr?10.3?80×[(C+N)2]); traces?Ca?0.002%; traces?rare earth and/or Y?0.06%; and the rest being iron and impurities.

Abstract: A metal piece having at least two areas of lower mechanical strength than the body of the piece, said pieces being respectively arranged on one side and the other of a longitudinal central section (PM) of said piece and alternatively located in two locations separated longitudinally along the piece, the areas of lower mechanical strength than the body of the piece being formed by local control of the stamping temperature during a stamping process of the piece, notably a process comprising steps including heating the piece to a temperature range suitable for obtaining an austenitic stage, then stamping this piece in a stamping tool suitable for defining different temperatures in the different areas of the stamped piece, for example by virtue of the voids formed in the stamping tool or by local reheating of the stamping tool.

Abstract: A vehicle seat having a backrest, a seat extending in a transverse direction from a first side edge to a second side edge, and a seat module. The armrest module includes a body and an armrest supported by this body, and is able to move relative to the seat between a home position where the armrest laterally extends the seat or is lower than the seat so as to be able to receive an occupant, and a rest position where the armrest is higher than the seat so as to be able to receive the arm of the occupant sitting on the seat. The armrest module has a substantially flat shape in a vertical plane, and has a thickness extending in the transverse direction.

Abstract: A system for a vehicle seat includes: a functional device able to selectively occupy Np states, where Np is a positive integer; an input interface configured for collecting Nm parameters, where Nm is a positive integer, related to the vehicle and/or to the seat and/or to a user of the seat; a control device configured for changing the functional device from one of the Np states to another of the Np states; a control interface enabling the user to set the functional device, via the control device, to the state to be in; and a data storage unit. The system is configured for sending the values of the Nm parameters to the data storage unit each time the user places the functional device in one of the Np states.

Abstract: A beam comprising a first portion having a U-shaped cross-section, wherein the U-shape comprises a bottom and a first and a second side wall extending substantially perpendicular to the bottom, and wherein the first and/or the second side wall comprises a first substantially straight portion, a second substantially straight portion and a side transition zone between the first and the second substantially straight portion. The disclosure further relates to bumpers, rocker panels, side impact beams and B-pillars comprising such beams and to vehicles incorporating such components.

Abstract: A method for manufacturing a martensitic stainless steel part, according to which a stainless steel sheet is prepared with the following composition: 0.005%?C?0.3%; 0.2%?Mn?2.0%; traces?Si?1.0%; traces?S?0.01%; traces?P?0.04%; 10.5%?Cr?17.0%; traces?Ni?4.0%; traces?Mo?2.0%; Mo+2×W?2.0%; traces?Cu?3%; traces?Ti?0.5%; traces?Al?0.2%; traces?O?0.04%; 0.05%?Nb?1.0%; 0.05%?Nb+Ta?1.0%; 0.25%?(Nb+Ta)/(C+N)?8; traces?V?0.3%; traces?Co?0.5%; traces?Cu+Ni+Co?5.0%; traces?Sn?0.05%; traces?B?0.1%; traces?Zr?0.5%; Ti+V+Zr?0.5%; traces?H?5 ppm; traces?N?0.2%; (Mn+Ni)?(Cr-10.3-80×[(C+N)2]); traces?Ca?0.002%; traces?rare earth and/or Y?0.06%; and the rest being iron and impurities.

Abstract: A vehicle seat having a backrest, a seat extending in a transverse direction from a first side edge to a second side edge, and a seat module. The armrest module includes a body and an armrest supported by this body, and is able to move relative to the seat between a home position where the armrest laterally extends the seat or is lower than the seat so as to be able to receive an occupant, and a rest position where the armrest is higher than the seat so as to be able to receive the arm of the occupant sitting on the seat. The armrest module has a substantially flat shape in a vertical plane, and has a thickness extending in the transverse direction.

Abstract: A beam provided with at least one first part that has a main body with an overall U-shaped straight cross-section provided with lateral flanges protruding outwards from the sides of the U, the main body further comprising a bottom part as well as two wings forming the sides of the U. The central portion of the main body defines cells working under tension and under compression, respectively, on either side of a neutral main bending axis formed by two transition zones, which are each located between the U-shaped element and a lateral flange. The bottom part of the main body comprises at least one transition formed by a curvature discontinuity. And at least one wing comprises at least one transition formed by a curvature discontinuity.

Abstract: A metal piece having at least two areas of lower mechanical strength than the body of the piece, said pieces being respectively arranged on one side and the other of a longitudinal central section (PM) of said piece and alternatively located in two locations separated longitudinally along the piece, the areas of lower mechanical strength than the body of the piece being formed by local control of the stamping temperature during a stamping process of the piece, notably a process comprising steps including heating the piece to a temperature range suitable for obtaining an austenitic stage, then stamping this piece in a stamping tool suitable for defining different temperatures in the different areas of the stamped piece, for example by virtue of the voids formed in the stamping tool or by local reheating of the stamping tool.

Abstract: The present invention relates to a shock absorber system for a vehicle comprising a main unit (100) adapted to be deformed in the event of an impact with a first energy level and a secondary unit (200) shorter in length than the main unit (100), adapted to be subjected to loads as a complement of the main unit (100), after a first deformation phase of the main unit (100), when the system receives an impact with a second energy level greater than the first, the secondary unit (200) being configured to orient the resultant of a force applied on a downstream structure (30) in a direction not parallel to the longitudinal axis of this downstream structure.

Abstract: A beam comprising a first portion having a U-shaped cross-section, wherein the U-shape comprises a bottom and a first and a second side wall extending substantially perpendicular to the bottom, and wherein the first and/or the second side wall comprises a first substantially straight portion, a second substantially straight portion and a side transition zone between the first and the second substantially straight portion. The disclosure further relates to bumpers, rocker panels, side impact beams and B-pillars comprising such beams and to vehicles incorporating such components.

Abstract: A metal piece having at least two areas of lower mechanical strength than the body of the piece, said pieces being respectively arranged on one side and the other of a longitudinal central section (PM) of said piece and alternatively located in two locations separated longitudinally along the piece, the areas of lower mechanical strength than the body of the piece being formed by local control of the stamping temperature during a stamping process of the piece, notably a process comprising steps including heating the piece to a temperature range suitable for obtaining an austenitic stage, then stamping this piece in a stamping tool suitable for defining different temperatures in the different areas of the stamped piece, for example by virtue of the voids formed in the stamping tool or by local reheating of the stamping tool.

Abstract: A beam comprising a first portion having a U-shaped cross-section, wherein the U-shape comprises a bottom and a first and a second side wall extending substantially perpendicular to the bottom, and wherein the first and/or the second side wall comprises a first substantially straight portion, a second substantially straight portion and a side transition zone between the first and the second substantially straight portion. The disclosure further relates to bumpers, rocker panels, side impact beams and B-pillars comprising such beams and to vehicles incorporating such components.