A seat structure includes a torsion bar 12 disposed along the width direction, and an arm 13 which is connected to the torsion bar 12, enforced in the direction of falling backward at a normal state by the torsion bar 12 in the rear of a seat cushion 10, a...

A booster of the present invention is structured to include one permanent magnet (first permanent magnet) 40 provided in an input rod 20, and the other permanent magnet (second permanent magnet) 51 forming a repulsive magnetic field between the second perm...

The objects of the present invention is to reduce a backlash at the time of locking of a seat back and to reduce clearance in the thrust direction of a worm so as to prevent generation of an abnormal noise with a simple structure suitable for mass producti...

An object of the present invention is to minimize the dependency of the vibration characteristic exhibited by the sheet-shaped supporting member supported by the metal springs on the added load. In a plurality of metal springs 41 to 44 supporting a sheet-s...

A retractable headrest assembly for a seat includes a headrest assembly mounted on a top portion of a seatback for pivotal movement between use and retracted positions about a first axis, and a retracting mechanism for toggling the headrest assembly to eit...

The object of the present invention is to improve the production efficiency by making its bonding process unnecessary to simplify the production process. The method of production comprises the step of integrally incorporating a magnetic material when the s...

A vehicle seat 10 of the present invention uses a net member of a three-dimensional structure in which a front mesh layer and a back mesh layer are connected with a number of piles, as a covering member. A seat back covering member 30 has an upper end port...

A vehicle seat is composed of: a base member 40 elastically connected to and supported on any of frame members arranged separately in a width direction of a seat frame, through metal springs 41, to constitute a lower layer; a first net member 50 of a three...

A seat member 10 of the present invention is provided with a belt member 200 in the back side of each cushioning member, in which the belt member is held by engaging with an appropriate portion of a back frame 30 at its one end and with an appropriate port...