Abstract: The disclosure includes a first upper rail coupled to a first lower rail so as to be movable in the forward-backward direction, a second upper rail coupled to a second lower rail, which is disposed parallel to the first lower rail, so as to be movable in the forward-backward direction, drive motors respectively provided at the first upper rail and the second upper rail, a first rotation guide coupled to the first upper rail and provided with a first gear having a plurality of gear teeth, a second rotation guide coupled to the second upper rail and provided with a first gear having a plurality of gear teeth, and a seat cushion provided with second gears engaged with the first gears and configured to rotate when the first upper rail and the second upper rail move in opposite directions.

Abstract: An embodiment seat rail for a vehicle includes a fixed rail having a rail slit therein, the rail slit being extended in a longitudinal direction of the vehicle, a moving rail having a lower end inserted into the fixed rail through the rail slit, the moving rail being movable in the longitudinal direction along the rail slit, and a front screen or a rear screen covering the rail slit and connecting a front end of the fixed rail to the moving rail or a rear end of the fixed rail to the moving rail, respectively, wherein the front screen or the rear screen is configured to perform a winding operation or a releasing operation when the moving rail moves, the winding operation being performed by elasticity of the front screen or the rear screen.

Abstract: A control armrest containment structure includes a seat assembly positioned at an end of a seat in a vehicle and an armrest assembly fastened to the seat assembly. The armrest assembly includes a fixed unit fixed to an end of the seat assembly, a movable assembly fastened to an end of the fixed unit and configured to move up and down along the fixed unit, and a rotary unit fastened to an end of the movable unit and configured to rotate with vertical movement of the movable unit.

Abstract: Provided is an apparatus for adjusting a position of an armrest having a control panel for a vehicle, the apparatus in which an armrest assembly having a control panel is mounted on a side member of a seat cushion in a manner that is enabled to ascend and descend and in which the control panel is mounted on an armrest assembly in such a manner that a position in the backward-forward direction and a slope of the control panel are adjustable. With the apparatus, an armrest, a controller, and the like can be easily adjusted to desired positions and heights thereof according to an occupant's physical condition.

Abstract: The disclosure includes a first upper rail coupled to a first lower rail so as to be movable in the forward-backward direction, a second upper rail coupled to a second lower rail, which is disposed parallel to the first lower rail, so as to be movable in the forward-backward direction, drive motors respectively provided at the first upper rail and the second upper rail, a first rotation guide coupled to the first upper rail and provided with a first gear having a plurality of gear teeth, a second rotation guide coupled to the second upper rail and provided with a first gear having a plurality of gear teeth, and a seat cushion provided with second gears engaged with the first gears and configured to rotate when the first upper rail and the second upper rail move in opposite directions.

Abstract: A fold and dive seat for a vehicle is provided with a seat-cushion tilting mechanism, a fold and dive mechanism, and a seatback reclining mechanism so as to simultaneously performed both a seatback reclining operation and a tilting operation of a front portion of a seat cushion. The fold and dive seat reduces by evenly dispersing a body pressure over a passenger's upper body and lower body.

Abstract: A fold and dive seat for a vehicle that achieves a fatigue reduction posture is provided. The seat includes a tip up-extension mechanism that enables tipping-up and extension of the front end of a seat cushion and a seatback reclining mechanism for the fold and dive seat so that tipping-up for lifting the front end of the seat cushion and extension for extending the front end forward are performed simultaneously performed when the seatback reclining is performed.

Abstract: A fold and dive seat for a vehicle that achieves a fatigue reduction posture is provided. The seat includes a tip up-extension mechanism that enable stipping-up and extension of the front end of a seat cushion and a seatback reclining mechanism for the fold and dive seat so that tipping-up for lifting the front end of the seat cushion and extension for extending the front end forward are performed simultaneously performed when the seatback reclining is performed.

Abstract: A fold and dive seat for a vehicle is provided with a seat-cushion tilting mechanism, a fold and dive mechanism, and a seatback reclining mechanism so as to simultaneously performed both a seatback reclining operation and a tilting operation of a front portion of a seat cushion. The fold and dive seat reduces by evenly dispersing a body pressure over a passenger's upper body and lower body.

Abstract: A height adjustment apparatus for a vehicle seat may include a pinion gear mounted in a side frame having a front portion and a rear portion are connected to a seat bracket by links; a rack gear engaged with a top end of the pinion gear and coupled with the seat bracket via an hinge, the rack gear moving according to driving of the pinion gear to raise and lower the side frame; and a play adjustment bracket for guiding up and down motion of the moving rack gear by providing repulsive force to a top portion of the rack gear, the play adjustment bracket being fixedly positioned by being fastened with a plurality of support pins provided in the pinion gear and the side frame.

Abstract: A height adjustment apparatus for a vehicle seat may include a pinion gear mounted in a side frame having a front portion and a rear portion are connected to a seat bracket by links; a rack gear engaged with a top end of the pinion gear and coupled with the seat bracket via an hinge, the rack gear moving according to driving of the pinion gear to raise and lower the side frame; and a play adjustment bracket for guiding up and down motion of the moving rack gear by providing repulsive force to a top portion of the rack gear, the play adjustment bracket being fixedly positioned by being fastened with a plurality of support pins provided in the pinion gear and the side frame.

Abstract: Provided is an apparatus for adjusting a seat height, including: a fixed member fixedly installed at a seat cushion, the fixed member including a plurality of first stoppers at predetermined radial positions from a center of an axial direction; an input member rotatably installed on an axis concentric with the fixed member, the input member having hook parts formed to protrude at radial positions facing the first stoppers; an output member rotatably and concentrically installed with respect to the input member, the output member having a friction flange part formed to protrude along a circumferential direction at a predetermined radial position facing an inner circumferential surface of the input member; and a frictional rotation means rotatably installed between the inner circumferential surface of the input member and an outer circumferential surface of the friction flange part to be flexibly rotated along the circumferential direction.

Abstract: A seat cushion extension apparatus includes an extension motor supported on a cushion frame, an extension mounting bracket holding an extension cushion such that the extension cushion is displaceable forward and backward on a seat cushion, and a power transmission unit connecting between the extension motor and the extension mounting bracket. The power transmission unit receives power from the extension motor and moves the extension mounting bracket forward and backward. A slide device is coupled with the extension mounting bracket, and supports the extension mounting bracket such that the extension mounting bracket is slidable forward and backward in the cushion frame. The front-back length of the seat cushion can be freely extended, and limitations in the thickness of a cushion pad or the like are removed.

Abstract: Provided is an apparatus for adjusting a seat height, including: a fixed member fixedly installed at a seat cushion, the fixed member including a plurality of first stoppers at predetermined radial positions from a center of an axial direction; an input member rotatably installed on an axis concentric with the fixed member, the input member having hook parts formed to protrude at radial positions facing the first stoppers; an output member rotatably and concentrically installed with respect to the input member, the output member having a friction flange part formed to protrude along a circumferential direction at a predetermined radial position facing an inner circumferential surface of the input member; and a frictional rotation means rotatably installed between the inner circumferential surface of the input member and an outer circumferential surface of the friction flange part to be flexibly rotated along the circumferential direction.

Abstract: A seat cushion extension apparatus includes an extension motor supported on a cushion frame, an extension mounting bracket holding an extension cushion such that the extension cushion is displaceable forward and backward on a seat cushion, and a power transmission unit connecting between the extension motor and the extension mounting bracket. The power transmission unit receives power from the extension motor and moves the extension mounting bracket forward and backward. A slide device is coupled with the extension mounting bracket, and supports the extension mounting bracket such that the extension mounting bracket is slidable forward and backward in the cushion frame. The front-back length of the seat cushion can be freely extended, and limitations in the thickness of a cushion pad or the like are removed.

Abstract: A safety apparatus of a seat for a vehicle with a height adjustment device may include a height link that has one end rotatably connected to a seat rail bracket and the other end fixed to a rear hinge pipe, a restriction link that may be disposed at a side of the height link and has one end pivotally coupled to the seat rail bracket, wherein the restriction link may be elastically biased away from the height link, a first anti-rotation mechanism that may be disposed at the height link and the restriction link to restrict rotation of the height link when a front of the height link rotates upward in a front collision, and a second anti-rotation mechanism that may be disposed at the height link and the restriction link to restrict rotation of the height link when a rear of the height link rotates upward in a rear collision.

Abstract: The present invention relates to a reclining apparatus for a rear seat of a vehicle, having a back frame having a upper end and a lower end; a cushion frame having a front side and a back side, wherein the back side of the cushion frame is pivotally connected to the lower end of the back frame; a back frame locking module disposed on the upper end of the back frame, the back frame locking module removably engageable to a body panel and acting as a pivot center when engaged with the body panel; and a guide module configured to guide the cushion frame pivotally connected to the back frame so that the lower portion of the back frame pivots about the upper portion when the cushion frame slides up forward or down rearward to allow the back frame to move between an upright position and a reclined position.

Abstract: The present invention relates to a reclining apparatus for a rear seat of a vehicle, having a back frame having a upper end and a lower end; a cushion frame having a front side and a back side, wherein the back side of the cushion frame is pivotally connected to the lower end of the back frame; a back frame locking module disposed on the upper end of the back frame, the back frame locking module removably engageable to a body panel and acting as a pivot center when engaged with the body panel; and a guide module configured to guide the cushion frame pivotally connected to the back frame so that the lower portion of the back frame pivots about the upper portion when the cushion frame slides up forward or down rearward to allow the back frame to move between an upright position and a reclined position.

Abstract: A safety apparatus of a seat for a vehicle with a height adjustment device may include a height link that has one end rotatably connected to a seat rail bracket and the other end fixed to a rear hinge pipe, a restriction link that may be disposed at a side of the height link and has one end pivotally coupled to the seat rail bracket, wherein the restriction link may be elastically biased away from the height link, a first anti-rotation mechanism that may be disposed at the height link and the restriction link to restrict rotation of the height link when a front of the height link rotates upward in a front collision, and a second anti-rotation mechanism that may be disposed at the height link and the restriction link to restrict rotation of the height link when a rear of the height link rotates upward in a rear collision.

Abstract: An apparatus for tilting a vehicle seat cushion raises the front end to be higher than the rear end of the seat cushion in order to enhance a supporting force for an occupant seated in a vehicle seat, thereby preventing the occupant from being pushed forwards in the event of sudden braking. The apparatus includes a cushion tilting unit installed in the seat cushion, wherein the cushion tilting unit raises a front end of a seat cushion to be higher than a rear end of the seat cushion without adjusting an angle of the seat back.