Abstract: A suspension arm includes an arm body having a longitudinal shape, a wheel-side attachment portion disposed at one end of the arm body, and a vehicle body-side attachment portion disposed at the other end of the arm body, and is mounted near a drive shaft to extend in a lateral direction of a vehicle, the arm body including an overlap portion that overlaps the drive shaft as viewed from a front in a longitudinal direction of a vehicle, a weak portion having lower strength than the overlap portion being provided between the overlap portion and the wheel-side attachment portion, the arm body having a hollow longitudinal shape, and portions on both sides of the weak portion being quenched by high frequency heating so as to have high strength, such that the weak portion is partially provided at an intermediate position between the overlap portion and the wheel-side attachment portion.

Abstract: A vehicle bumper beam including an outer member, and an inner member such that a pair of second standing walls of the inner member are configured to be tilted at a tilt angle of 20° or less so as to open outward and symmetrically in the vertical direction as the second standing walls extend farther away from an inner member second projecting wall, and a pair of first standing walls of the outer member are configured to be tilted at substantially the same angle as the tilt angle of the second standing walls so as to open outward and symmetrically in the vertical direction as the first standing walls extend farther away from a first projecting wall.

Abstract: Bearing structure of a pedal device, wherein a support member having a cylindrical outer peripheral surface is fixedly attached to a pedal bracket to be substantially horizontal, a boss of a pivot member radially outside the support member via a pair of flanged bushings each made of resin and having a flange portion at one end of a cylindrical portion so the boss turns about an axis, both axial ends of the flanged bushing cylindrical portion closely contact the boss inner peripheral surface; the flanged bushing cylindrical portion have, in intermediate portion, in an axial direction, a narrow portion having both inner and outer peripheral surfaces reduced in diameter so the narrow portion is curved inward in radial direction; the narrow portion smallest inside diameter being smaller than the support member outside diameter having interference; at least the narrow portion smallest diameter portion of elastically closely contact the support member outer peripheral surface.

Abstract: A press-formed product includes a body having a transverse cross section including a bottom portion and a shoulder portion contiguous to the bottom portion through an R end. In the transverse cross section, a first region from the R end to a position a distance away in a bottom portion extending direction, and a second region which is part of the bottom portion and is contiguous to the first region have a work-hardening distribution introduced by press-forming. The work-hardening distribution has an average hardness Hv1 of an area of the first region from a steel sheet surface to a depth obtained by multiplying a steel sheet thickness by 0.2 and an average hardness Hv2 of an area of the second region from the steel sheet surface to a position obtained by multiplying the steel sheet thickness by 0.2 to satisfy a relationship of Hv1>1.05×Hv2.

Abstract: A wind power generation system including a power generation unit having an elastically deformable base material in a shape of a longitudinal flat plate and a piezoelectric element disposed on the base material, and which generates electricity as the power generation unit is vibrated; the piezoelectric element is repeatedly bent and deformed by the vibration and stacked on the base material, the wind power generation system being configured to include a tension adjusting device that, when a wind speed is increased, moves the movable member to increase a tensile force that pulls the power generation unit in the longitudinal direction, and the tension adjusting device being a lift generating member that is formed integrally with the movable member so as to be extended and to have wing shape to both sides of the movable member and that moves the movable member based on lift generated according to the wind speed.

Abstract: A vehicle grip structure including a body member and a grip, in which the body member is covered by the grip made of a synthetic resin, the grip includes an insertion hole in which the body member is inserted and a space portion provided along the insertion hole, multiple elastic protrusions are formed integrally with the grip and dispersedly on one of an inner peripheral-side wall surface and an outer peripheral-side wall surface of the space portion so as to protrude toward the other wall surface, when the grip is held by a driver, the elastic protrusions are pressed against the other wall surface and elastically deformed, and the elastic protrusions are arranged in a grid pattern in which adjoining ones of multiple polygons of the same shape have a common side, and are positioned so as to form each side of the polygons.

Abstract: A vehicle hood structure, which includes an outer panel that forms an outer surface of a vehicle, an inner panel that is disposed below the outer panel and fixedly attached to the outer panel and that has a plurality of beam portions extending in a longitudinal direction of the vehicle, having a hat-shaped section opening downward, and being separated from each other in a lateral direction of the vehicle, and which covers a front part of the vehicle, the vehicle hood structure including: a reinforcing member that is disposed below the inner panel so as to extend in the lateral direction of the vehicle and to have clearance between the reinforcing member and the beam portions, that has a convex shape curved upward in the lateral direction of the vehicle, and that is fixedly fastened at its both ends in the lateral direction of the vehicle to the inner panel.

Abstract: A bumper reinforcement comprising an elongated, channel-shaped body member with a bottom portion, sidewall portions, and an open side and a closure member closing the open side of the body member so that the bumper reinforcement has a closed cross section. The closure member provides an impact surface that receives an external impact. The closure member comprises lateral edges and a central portion, the closure member being welded to the body member with the lateral edges of the closure member laid on inner surfaces of open side edges of the sidewall portions of the body member.

Abstract: A laminated composite interior component includes a first member that has a predetermined mating surface; and a second member made of an elastically deformable resin material. The second member has a plate-shaped portion that is substantially parallel to the mating surface and that has multiple protrusions which are formed integrally with the plate-shaped portion and which protrude toward the mating surface such that a space is formed between the mating surface and the plate-shaped portion. The second member is arranged so as to be laminated on the first member with the protrusions in contact with the mating surface.

Abstract: Embodiments includes a bumper reinforcement for an automobile, including a length of channel-shaped body member and a closure member closing the open side of the body member, the body member and the closure member forming a closed structure, wherein the closure member provides an impact surface that receives impact in an event of a collision. The closure member may include a lateral edge being overlapped on an inner surface of an open-side edge of the body member, the overlapped lateral edge and open-side edge being welded to each other; a flange extending from the lateral edge outwardly beyond the open-side edge of the body member.

Abstract: A laminated composite interior component including: a first member that has a predetermined mating surface; and a second member made of an elastically deformable resin material and having a plate portion that is generally parallel to the mating surface, the plate portion being integrally provided with a large number of projections that project toward the mating surface such that a space is formed between the mating surface and the plate portion, the second member being disposed so as to be placed on the first member with the projections contacting the mating surface, in which the large number of projections have the same shape as each other, and are configured such that a flexural rigidity of each of the projections against a compressive load is anisotropic around an axis so that the projections are each to be deflected in one direction around the axis, the large number of projections are disposed on line segments that define a shape of a large number of arrangement units in accordance with an arrangement pat

Abstract: Embodiments include a car structural member, manufactured from a single metal sheet and having a length. The structural member include a pair of ridges with inward ends facing each other with a valley floor therebetween, and flanges at the outer ends of the ridges so that the structural member has a substantially M-shaped cross section perpendicular to the length. The structural member may be disposed on a car in such an attitude that the ridges project outward from the car. The member may be supported at its end sections of the length by the car. The ridges may include four walls of which there are two flat inner walls adjacent to the valley floor and two outer walls on the outer sides of the ridges which each have a step in the middle of the height of the ridges.

Abstract: A vehicle pedal bracket, including a pair of bracket halves disposed on right and left sides of an operation pedal and joined by placing joint portions thereof parallel and on top of each other so that the joint portions surface contact each other, and the vehicle pedal bracket being fixed to a vehicle body via attachment portions of the pair of bracket halves, the joint portions protruding from the bracket halves formed by a sheet material and at least one of the joint portions bent into a crank shape and placed on top of each other so as to surface contact each other, the joint portions being provided at least at two positions located on both sides of the attachment portions in a vertical direction of a vehicle, and the joint portion which is located below the attachment portions being provided to protrude toward the front of the vehicle.

Abstract: A method for manufacturing a hollow part with a branch, including a resin filling step of filling a mold, the mold having a main cavity in which a hollowing piece is placed, and a branch cavity to communicate with the main cavity, in which a slide shaft is inserted to advance and withdraw, and that forms a branch pipe portion in an annular space between the branch cavity and the slide shaft, a step of forming a hollow main pipe portion by moving the hollowing piece to force excess resin out of the main cavity, and a shaft removing step of withdrawing the slide shaft to form a branch hollow portion, the hollow part with a branch being made of a resin and having the branch pipe portion integrally connected to the main pipe portion such that the main hollow portion and the branch hollow portion communicate with each other.

Abstract: A method for manufacturing a vehicle structure member by using a hollow extruded material that has a pair of side plates and a plurality of connecting plates connecting the side plates together and that has a quadrilateral closed section and a longitudinal shape, such that a width dimension of the vehicle structure member, which is a distance between the side plates, varies in a longitudinal direction of the vehicle structure member, the method including: an extrusion molding step of producing the hollow extruded material with the connecting plates each having a bent shape by extrusion molding; and a widening step of increasing the width dimension by increasing the distance between the side plates partially in the longitudinal direction so as to flatten the connecting plates having the bent shape.

Abstract: A vehicle floor brace has a tubular body formed by rounding a sheet metal material, and a pair of attachment portions made of the sheet metal material and formed integrally with the tubular body at both ends in a longitudinal direction of the tubular body, and the vehicle floor brace is fixedly attached to an underside of a floor panel of a vehicle via the attachment portions to reinforce the floor panel, each of the attachment portions being configured to include a flat portion having an attachment surface to be attached to the floor panel, and a pair of reinforcing flanges formed by bending both side portions of the flat portion at right angles so that the side portions extend downward to an opposite side from the attachment surface and so that the attachment portion has a dish-shaped section.

Abstract: A laminated composite part includes a first member comprising a predetermined mating surface, and a second member that is made of an elastically deformable resin material, that comprises a plate-like portion substantially parallel to the mating surface and including a multiplicity of protrusions formed integrally with the plate-like portion, and that is set on the first member such that the protrusions contact the mating surface. The multiplicity of protrusions are formed so as to spread all over the plate-like portion, and a deformation guide portion is provided for each protrusion in a region of the mating surface the tip end of the protrusion contacts, so that when the protrusion is pressed, the deformation guide portion causes the tip end of the protrusion to slide and move along the mating surface in one direction determined for each protrusion and flexurally deforms the protrusion in the one direction.

Abstract: A vehicle shock absorbing member, which has a tubular shape having a plurality of flat plate-shaped sidewalls and having a closed section, in which, of the plurality of sidewalls, each of a pair of sidewalls located on right and left sides and separated from each other in a lateral direction of a vehicle has a groove portion formed extending in an axial direction of the tubular shape so as to be recessed inward, which is disposed between a vehicle body-side member and a bumper member in such an attitude that the axial direction corresponds to a longitudinal direction of the vehicle, and which, when subjected to a compressive load, is crushed like an a bellows in the axial direction to absorb impact energy, a pair of flat plate-shaped partition walls being formed in the tubular shape integrally with the tubular shape so as to be separated from each other in a vertical direction and so as to couple the pair of sidewalls, and the upper partition wall being tilted downward and the lower partition wall being tilte

Abstract: A bumper reinforcement comprising an elongated, channel-shaped body member with a bottom portion, sidewall portions, and an open side and a closure member closing the open side of the body member so that the bumper reinforcement has a closed cross section. The closure member provides an impact surface that receives an external impact. The closure member comprises lateral edges and a central portion, the closure member being welded to the body member with the lateral edges of the closure member laid on inner surfaces of open side edges of the sidewall portions of the body member.

Abstract: A vehicle pedal bracket includes a plate-like base plate portion fixed to a vehicle cabin side of a dash panel that separates an engine room and a vehicle cabin from each other, a support portion that is fixedly fitted to the base plate portion and by which a pedal arm is pivotably supported, and a plurality of tubular spacers fixedly fitted to the base plate portion, the vehicle pedal bracket is fixed to the dash panel with a plurality of screw members respectively inserted through the plurality of spacers, a plurality of tubular holding portions is disposed so as to project from a back side of the base plate portion, the back side is on the dash panel side, and so as to be in close contact with outer peripheral faces of the plurality of spacers, and a sound absorbing structural portion having a large number of bottomed holes.