JP4156603B2 - Ottoman device for vehicle seat - Google Patents

Description

  The present invention relates to an ottoman device for a vehicle seat, and more particularly to an ottoman device having a simple structure.

FIG. 6 shows an overview of a vehicle seat provided with a conventional ottoman device. The ottoman body 7 of the ottoman device is stored in a standing posture below the front end of the seat cushion S1 of the seat S when stored, and when used, the lower end is lifted forward (indicated by an arrow) to a substantially horizontal posture, As shown in FIG. 7, a predetermined amount can be slid forward so as to support the optimum position of the leg. Such an ottoman device is disclosed in Patent Document 1, for example. In Reference 1, the ottoman body has a structure in which a synthetic resin frame is attached to a front end surface of a sliding frame via a wire frame, and a pad material covered with a trim material is attached thereto. The sliding frame is box-shaped, and both sides of the sliding frame are slidably fitted to both leg rails of the U-shaped support frame to realize sliding movement of the ottoman body. ing.
JP 2001-292861

  However, the conventional ottoman device has a problem in that both the ottoman body and the slide support mechanism that slidably supports the ottoman main body have a complicated structure.

  SUMMARY OF THE INVENTION Accordingly, an object of the present invention is to provide an ottoman device for a vehicle seat including an ottoman body having a simple structure and a slide support mechanism thereof.

  To achieve the above object, according to the first aspect of the present invention, an ottoman main body (1) capable of placing a leg on the upper surface, and the ottoman main body (1) are disposed along the ottoman main body (1). S) an ottoman device for a vehicle seat comprising a slide support mechanism (2) that is slidably supported in the front-rear direction, wherein the ottoman body (1) includes a frame (FR) and a cushion material (6). The frame (FR) is substantially U-shaped having first and second linear portions (51, 52) that are substantially parallel, and the first linear portion (51) is a cushion material (6 ) And a pair of left and right legs (5) in which the second linear portion (52) is exposed from the cushion material (6), and a first left and right first embedded in the cushion material (6). Base portions (4) connecting the linear portions (51) to each other Are composed of a slide support mechanism (2) has a cylindrical holding member for receiving the second linear portion (52) slidably (21).

  In the first aspect of the invention, the ottoman body is composed of a cushion material and a frame, and the frame is connected to the left and right leg portions in which the first linear portion is embedded in the cushion material, and the first linear portion. Since it comprises a plate-like base, the ottoman body can be realized with a simple structure. Further, the Ottoman body can be slid back and forth by a simple structure in which the second linear portion of the leg exposed from the cushion material is inserted into the cylindrical holding member.

  In this 2nd invention, the said 1st linear part (51) is arrange | positioned at the right-and-left both ends of the cushion material (6), and the 2nd linear part (52) is the lower surface side of a cushion material (6). And it is arrange | positioned in the position shifted | deviated to the center side of the cushion material (6) with respect to the 1st linear part (51), and the cushion material (6) is below the 1st linear part (51). It has the side wall part (62) extended to the position which covers the 2 linear part (52) from a side.

  In the second aspect of the invention, the second linear portion is disposed on the lower surface side of the cushion material and at a position shifted to the center side of the cushion material with respect to the first linear portion, so that the slide support mechanism The first linear portion can be disposed at a position close to the side end of the cushion material above the side wall portion, and the position closer to the side end of the cushion material can be reinforced. Can do.

  In addition, the code | symbol in the said parenthesis shows the correspondence with the specific means as described in embodiment mentioned later.

  As described above, the ottoman device for a vehicle seat according to the present invention can be realized with a simple structure.

  FIG. 1 shows a cross-sectional view of the ottoman device in a state where the ottoman device is stored below the front end of the seat cushion S1 of the vehicle seat, and corresponds to the state shown in FIG. 6 in the conventional example. The ottoman device is configured to swing the ottoman main body 1, the slide support mechanism 2 that supports the ottoman main body 1 in a slidable manner in a structure that will be described in detail later, and the ottoman main body 1 from the illustrated storage position to the front upper use position. The swing-out mechanism 3 is provided. The ottoman body 1 and the slide support mechanism 2 that supports the ottoman body 1 are housed in a standing posture. A pair of swing-out mechanisms 3 are provided in the direction perpendicular to the plane of the drawing, and an arm member 31 that has a base end coupled to a shaft body 311 provided at the front upper end of the seat cushion frame and is rotatable forward and upward, and an arm member 31. The arm member 32 is rotatably coupled to the front end of the slide support mechanism 2 and the front end portion of the slide support mechanism 2 by shafts 316 and 314, the rear end portion of the slide support mechanism 2 and the lower end of the auxiliary arm 34, and the arm member 31, respectively. And an arm member 33 rotatably coupled by shafts 315, 317, and 318, respectively.

  The upper end of the auxiliary arm 34 is rotatably coupled to a shaft body 312 provided on the seat cushion frame at the rear lower position of the shaft body 311. When the operating lever (not shown) is operated by the swing mechanism 3, the arm member 31 is rotated forward and upward by the biasing force of the spring member provided therein, and the arms 32 to 34 are rotated accordingly, and slide. The support mechanism 2 and the ottoman main body 1 supported by the support mechanism 2 are swung out to a substantially horizontal posture in the front upper direction.

  FIG. 2 shows a side view of the ottoman main body 1 and the slide support mechanism 2 swayed in a substantially horizontal posture, and FIG. 3 shows a cross-sectional view thereof. The ottoman body 1 is composed of a frame FR and a cushion material 6. The frame FR includes a base portion 4 embedded in the cushion material 6 and a pair of left and right leg portions 5. As shown in FIG. 4, the base 4 is a substantially rectangular plate body in plan view, and is disposed near the bottom surface in the cushion material 6 that is approximate in plan view slightly larger than this. The cushion material 6 is integrally foam-molded with the base portion 4 as an insert material, and has a front wall portion 61 and a side wall portion 62 that extend downward at the front end portion and the left and right end portions as shown in FIGS. is doing.

  The leg portion 5 has a substantially U shape having first and second linear portions 51 and 52 that are substantially parallel to each other, and in this embodiment, a round bar is curved and formed into a substantially U shape. The first linear portions 51 are bonded and fixed to the lower surfaces of both ends of the base portion 4 located in the cushion material 6 above the side wall portion 62. The second linear portion 52 is exposed from the cushion material 6 and is located on the lower surface side thereof and shifted to the center side of the cushion material 6 with respect to the first linear portion 51, and the side wall portion 62 of the cushion material 6. Is located below the first linear portion 51 so as to cover the second linear portion 52 from the side. The outer diameters of the legs 5 are slightly smaller than the inner diameters of the through holes of the holding member described later.

  The slide support mechanism 2 is configured by the second linear portion 52 and the holding member 21. The slide support mechanism 2 includes a substrate 22, and the substrate 22 is provided with a holding frame 23 at left and right positions along the substrate 22. Bracket plates 24 project from the bottom surface of the left and right positions inside the holding frame 23 on the substrate 22, and the arm members 32 and 33 of the swing-out mechanism 3 are coupled to these bracket plates 24 (only one is shown). The substrate 22 is supported by the arm members 32 and 33. Each holding frame 23 is fitted with the above-mentioned holding member 21 in the form of a resin cylinder having a circular through hole formed in the center. A resin cover 25 formed in a substantially U-shaped cross section that opens downward is provided on the substrate 22, and its top wall and left and right side walls are in contact with the bottom surface of the cushion material 6 and the inner side surface of the side wall portion 62. . As shown in FIG. 5, the holding member 21 is provided with an engagement piece 22 that is biased by a spring and protrudes into the cylinder at an intermediate position on the side wall.

  The interval between the second linear portions 52 of the left and right legs 5 is matched with the interval between the through holes of the holding member 21 fixed in the left and right holding frames 23, and the second straight line The ottoman body 1 is supported by the slide support mechanism 2 by inserting the shaped portion 52 into the holding member 21. On the outer periphery of the second straight portion 52, a notch 521 having a mountain-shaped groove is formed at a plurality of positions in the longitudinal direction at regular intervals, and when the tip of the engagement piece 22 enters the notches 521, The second straight portion 52 inserted into the holding member 21 is positioned.

  When the ottoman main body 1 is slid forward, when the ottoman main body 1 is grasped and pulled forward, the engagement piece 22 retreats from the notch 521 against the spring biasing force, and the second linear portion 52 is pulled out from the holding member 21. Each time the engaging piece 22 enters another notch 521, the pulling resistance increases, so that the ottoman body 1 is pulled out and moved forward with a sense of moderation for each fixed pulling amount, causing a displacement at an appropriate position. It is positioned without. Similarly, when the ottoman main body 1 is pushed and slid backward, the ottoman main body 1 is pushed and slid in the backward direction with a sense of moderation due to the engagement piece 22 entering the notch 521.

  As described above, in the ottoman device of the present embodiment, the ottoman main body 1 is composed of the cushion material 6 and the frame FR, and the left and right sides of the frame FR are embedded in the cushion material 6 and the first linear portion 51 is embedded. Since it comprises the leg part 5 and the plate-like base part 4 connecting the first linear part 51, the ottoman body 1 can be realized with a simple structure. Further, the ottoman main body 1 swung out in a substantially horizontal posture can be slid back and forth by a simple structure in which the second linear portion 52 of the leg portion 5 exposed from the cushion material is inserted into the holding member 21. it can. And since the 2nd linear part 52 which moves relatively with respect to the holding member 21 at the time of this slide adjustment is covered from the outer side by the side wall part 62 of the cushion material 6 of the ottoman main body 1, it looks good. . Further, by forming the side wall portion 62, a position closer to the side end of the cushion material 6 can be reinforced.

It is sectional drawing in the state which accommodated the ottoman apparatus which shows one Embodiment of this invention below the front-end part of the seat cushion of a vehicle seat. It is a partial cross section side view of the ottoman main body and the slide support mechanism which were swung out in the substantially horizontal posture. It is a cross-sectional view of the ottoman body and the slide support mechanism that are swung out in a substantially horizontal posture. It is a top view of the ottoman main body swung out to the substantially horizontal attitude | position. It is a principal part expanded sectional view of a slide support mechanism. It is a perspective view of the vehicle seat provided with the conventional ottoman device. It is a perspective view of the vehicle seat provided with the conventional ottoman device.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 ... Ottoman main body, 2 ... Slide support mechanism, 21 ... Holding member, 4 ... Base part, 5 ... Leg part, 51 ... 1st linear part, 52 ... 2nd linear part, 6 ... Cushion material, 62 ... Side wall part, FR ... frame, S ... sheet.

Claims (2)

An ottoman device for a vehicle seat comprising: an ottoman main body capable of placing a leg on an upper surface; and a slide support mechanism arranged along the ottoman main body and slidably supported in the front-rear direction with respect to the seat. The Ottoman body is composed of a frame and a cushion material, the frame is substantially U-shaped having first and second linear portions that are substantially parallel, and the first linear portion is the first linear portion. A pair of left and right legs embedded in the cushion material and having the second linear portion exposed from the cushion material, and the left and right first linear portions embedded in the cushion material are connected to each other. An ottoman device for a vehicle seat comprising a base, and the slide support mechanism having a cylindrical holding member that slidably receives the second linear portion. The first linear portion is disposed at both left and right ends of the cushion material, and the second linear portion is on the lower surface side of the cushion material and on the center side of the cushion material with respect to the first linear portion. The side wall part which is arrange | positioned in the position shifted | deviated and has extended to the position which the said cushion material covers the said 2nd linear part from the side under the said 1st linear part. An ottoman device for a vehicle seat according to claim 1.

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