JP3516171B2 - Ancillary equipment on the side of the seat - Google Patents

Description

Description: BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a so-called "walk-through type" vehicle such as a wagon, a camper or the like having a space through which a passenger can pass a side portion of a seat.
The present invention relates to an auxiliary equipment for a side portion of a seat, in which a substantially rectangular plate-shaped body usable as an armrest, a cradle and the like is provided on a side portion of the seat. In the walk-through type vehicle described above, if a substantially rectangular plate-shaped body that can be used as an armrest, a cradle, or the like is provided so as to protrude outward from the side of the seat, it will obstruct the passage of an occupant. However, the attached facilities such as the armrest and the cradle are convenient for the occupant sitting on the seat, and if provided so as not to obstruct the occupant moving on the side of the seat, the interior space of the vehicle can be effectively utilized. [0003] In order to respond to the demand, it is necessary to equip the seat with a vertical position on the side of the seat at normal times, and to be able to move in and out of the side of the seat in the horizontal direction at the time of use. However, if this becomes mechanically complicated, the cost will be increased. Therefore, it is desirable that a simple mechanism can be used to easily move in and out, and that the apparatus can be equipped so as to stably maintain the outwardly extending posture in the horizontal direction. SUMMARY OF THE INVENTION [0004] The present invention enables a substantially rectangular plate-shaped body that can be used as an armrest, a cradle or the like to be smoothly moved in and out with a simple mechanism, and that the laterally extending posture can be stabilized. It is an object of the present invention to provide an auxiliary equipment for a seat side configured to be well maintained. [0005] In the auxiliary equipment for the seat side according to the present invention, a pair of the rear side stands up near the side of the seat back and the front side stands up at a predetermined interval from the rear side. The upright bracket can be fixed upright on the side of the seat cushion, and a substantially rectangular plate can be used as an accessory to extend from the vertical position within the interval between the riser brackets to the horizontal position from the side of the seatback above the riser bracket. In the vertical position, the plate-like body is provided with a bearing roller having at least one of two sets of gear rollers, which are vertically spaced at a predetermined interval, near the lower end of the front and rear surfaces, and the rising bracket is provided with A base plate provided with a vertically elongated hole for inserting and supporting the support shaft of the roller, and each roller is slidably supported on the peripheral surface by surrounding the vertically elongated hole of the base plate. Guide plate provided with a rising flange portion to be formed, a bead-shaped ridge having a linear shape corresponding to the center line of the vertically long hole and supporting each roller in sliding contact with an end face, and a base plate in which the guide plate is assembled. And a cover plate fitted and fixed, and a rack in which the gear roller meshes is provided along a vertically long hole of the base plate or a rising flange portion of the guide plate, and the vertically long hole is a vertically straight lower hole. Part, one side as a vertical stop facing upward in the vertical direction, an upper hole branching into a forked shape as the other horizontal stop facing the horizontal direction, and the side of the seat back from the upper end side of the hole of the lower hole. The plate-shaped body is guided by the vertically elongated intermediate hole and is pushed outward by the side of the seat back in the horizontal direction. While being, it is constituted by equipping the can cantilevered horizontally vertical longitudinal bore, the shaft of each roller to be engaged by the transverse stop portion as a fulcrum. According to the auxiliary equipment for the seat side according to the present invention, a substantially rectangular plate-shaped body is movably assembled along the vertically elongated hole of the rising bracket by two sets of bearing rollers provided near one end on both sides. In order to mount the plate-shaped body so that it can be extended from the vertical position within the interval between the rising brackets to the horizontal position above the side of the seatback on the upper side of the rising bracket, the plate-shaped body is used as an armrest, a cradle, etc. It can be stored in the vertical position of the seat, and can be equipped so that it can be easily moved in and out with a simple mechanism in the horizontal direction outward from the vertical position of the seat side when used. [0007] The plate-shaped body is guided by an intermediate hole of the vertically long hole, is pressed outward in the horizontal direction at the side of the seat back, and is engaged with the vertical and horizontal stops of the vertically long hole. Since the cantilever is provided in a horizontal posture with the support shaft as a fulcrum, the cantilever can be stably supported outward in the horizontal direction on the upper side of the rising bracket. When the plate-shaped body is moved, the support shaft of each roller is guided by a vertically long hole, and each roller is slidably supported by a rising flange portion of the guide plate and a beat-shaped ridge. It can move smoothly without rattling or shaking. In addition, since at least one gear roller of the bearing roller meshes with the rack, the plate-shaped body can be moved by a slow motion due to friction, so that it can be equipped as a high-quality facility. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective view of a walk-through type vehicle which can be used as an armrest as shown in FIGS. 1 and 2; FIG. (Hereinafter, referred to as “armrest 1”) on one side of the seat S located on the side of the passage. The armrest 1 is mounted within a space between a pair of rising brackets 2 and 3 which are spaced apart from each other on the side of the seat cushion C. The rising brackets 2 and 3 are attached and fixed to the side of the seat cushion C at the lower side so that the rear side 3 stands up near the side of the seat back B and the front side 2 stands up at a predetermined interval from the rear side 3. Have been. [0010] armrest 1 is dimensioned to the width _{L 1} of the longitudinal direction corresponds substantially with distance _{L 2} of the rising bracket 2. The armrest 1, by assembling the cushion pad under cover comprises respective units were encapsulated with the skin material, it is formed as a plate form of a substantially rectangular having a width W ₁ and substantially the same thickness WL ₂ rising bracket 2,3 I have. The armrest 1 is dimensioned such that one side supported by the rear rising bracket 3 is in contact with the side of the seatback B when the armrest 1 moves upward along a vertically long hole described later. The armrest 1 is provided with two sets of bearing rollers 4 and 5 which are separated from each other by a predetermined distance in a vertical position in a vertical position, near the lower end of the front and rear surfaces (only one side is shown). As shown in FIG. 3, each of the bearing rollers 4 and 5 includes a roller portion 40 and 50 made of a synthetic resin having lubricity such as nylon, and metal shafts 41 and 51 for supporting the roller portions 40 and 50. Assembled. The roller portion 40 of the bearing roller 4 is a circular roller, and a step portion 42 is provided on the side of the roller so as to escape interference with a rack described later. The roller portion 50 of the bearing roller 5 is a circular roller with gears integrally formed with a gear roller portion 52 on the side, and the geared roller is provided as at least one of the two sets of rollers 4 and 5. Good. Note that a gear roller formed around the circumference as a gear may be provided instead of the geared roller. Each of the rollers 4 and 5 is mounted on a bracket plate 11 constituting a base frame of the armrest 1 as shown in FIG. The one side 4 is attached so that the support shaft 41 is screwed and fixed to the bracket plate 11 and the roller portion 40 is rotatably supported by the support shaft 41.
The other 5 is attached by tightening and fixing the support shaft 51 to each shaft end of the rotary shaft 12. The rotation shaft 12 is supported by the bracket plate 11 and inserted through the armrest 1. Each of the rising brackets 2 and 3 has a base plate 20 made of metal and a cover plate 21 made of synthetic resin.
It is assembled in a box shape with a hollow cross section. A metal guide plate 22 facing the base plate 20 is assembled in the inside. The rising brackets 2 and 3 include a member plate 23 fixedly applied to a side portion of the seat cushion C, and a member plate 2.
The seat cushion C is provided upright on the side of the seat cushion C so as to be spaced from the center cover 24 that covers the seat cushion 3. As shown in FIG. 5, the base plate 20 is provided with a vertically long hole 6 having a predetermined width and continuous in the vertical direction. The vertically long hole 6 is provided with a support shaft 4 of each of the bearing rollers 4 and 5.
1, 51 are provided. In this vertically long hole 6, an upper hole portion is branched into a forked shape, and vertical and horizontal stop portions 6 for locking the support shafts 41, 51 of the rollers 4, 5 are formed.
0, 61 are formed. Of these, one 60 is formed as a vertical stop that curves upward in the vertical direction. The other is formed as a horizontal stop portion 61 curved in a horizontal direction from a position substantially parallel to the upper end side of the vertical stop portion 60. The elongated hole 6 has the above-described bifurcated upper holes 60 and 61, a vertically elongated lower hole 62, and a seat back B from the upper end side of the lower hole 62. Bent toward the side close to the side of the upper hole 60,
An intermediate hole 63 reaching the branch point 61 is formed. The guide plate 22 is provided with a rising flange portion 7a that receives the rollers 4 and 5 on the peripheral surface because the outer peripheral edge is bent in the plate surface direction of the base plate 20. The rising flange portion 7a has the same interval as the width of each roller corresponding to the intermediate hole portion 63 of the vertically long hole 6 to the lower hole portion 62, and two sets of rollers 4, 5 at the upper side.
Are provided so as to surround the upper edges of the upper holes 60 and 61 in parallel. FIGS. 5 and 6 show the guide plate 22.
As shown in the figure, a bead-shaped ridge 7b projecting toward the inside of the vertical groove 6 is provided so as to have a linear shape corresponding to the center line O of the vertical groove 6. On the plate surface of the base plate 20, a rack 8 with which the gear roller portion 52 meshes is provided along one side edge of the vertically long hole 6. This rack 8
Instead of being provided on the plate surface of the base plate 20, it may be provided inside the rising flange portion 7a. The bearing rollers 4 and 5 are vertically arranged side by side and move vertically upward in a vertically long hole 6, and the rollers 5 located on the upper side
As the roller moves to the edge of the hole of the horizontal stop 61, the rollers 4 are provided at intervals so as to be located at the branch point of the vertically long hole 6. At the same time, the support shafts 41 and 51 are provided at the same intervals as the positions where the stop portions 60 and 61 are closed. In addition to the above, after the guide plate 22 is fixed to the base plate 20 by welding, the rollers 4, 5 are connected to the bracket plate 1 of the armrest 1 through the elongated holes 6.
1, the guide plate 22 is provided with an opening 25 (see FIG. 1). In the auxiliary equipment of the seat side configured as described above, the support shafts 41 and 51 of the bearing rollers 4 and 5 are normally positioned below the lower hole 62 of the vertically long hole 6 in the armrest 1. Is set up and stored in the vertical direction of the side of the seat within the interval between the rising brackets 2 and 3. In its Tatsuzuke stowed position, since the thickness W ₂ of the armrest 1 is formed in substantially the same dimension as the width W ₁ of the rising bracket 1,
The sheet S is accommodated so as not to protrude greatly on the side portion. When using the armrest 1, the entire armrest 1 is lifted vertically upward. With the lifting, the bearing roller 5 is positioned on the upper side, and the bearing roller 4
Since the armrests 1 are located on the lower side, the armrests 1 are slid vertically in a vertical set, so that the armrest 1 can be stably moved along the intermediate hole 63 from the lower hole 62 of the vertically long hole 6. When the armrest 1 is moved, the roller portions 40 and 50 of the bearing rollers 4 and 5 are raised.
a, the armrests 1 are rattled or rattled because the support shafts 41 and 51 move along the edges of the vertically long holes 6 while the support shafts 41 and 51 move along the edges of the elongated holes 6. It can move smoothly and stably without blurring. Gear rollers 52 provided on both sides of the armrest 1
The armrest 1
Can move while keeping both sides parallel. Each of the bearing rollers 4 and 5 has a roller section 40,
50 is made of a synthetic resin having lubricity,
Since 1 is also covered with the same resin, it can be smoothly slid and moved in the vertically long hole 6 without any unusual noise such as metal rubbing noise. Also,
The intermediate hole portion 63 of the vertically long hole 6 inclined obliquely upward is biased toward the branch point of the vertical and horizontal stop portions 60 and 61. The armrest 1 is slightly inclined with the upward movement, and is pressed outward when one side supported by the rear rising bracket 3 contacts the side of the seat back B. At the same time, the support shaft 51 of the bearing roller 5 moves upward while being pressed against the outer edge of the intermediate hole 63, so that the support shaft 51 enters the lateral stop 61. Bearing roller 5 is vertically long hole 6
When the shaft roller 4 moves to the vertical stop portion 61, the bearing roller 4 moves to the horizontal stop portion 60 of the vertically long hole 6 using this as a fulcrum. When the bearing rollers 4 and 5 are arranged in a horizontal direction,
Since the roller portions 40 and 50 are received on the upper side of the rising flange portion 7a, the armrest 1 projects horizontally outward on the upper side of the rising brackets 2 and 3. In this horizontally extended position, the support shafts 41 and 51 of the bearing rollers 4 and 5 are supported at two points by the vertical and horizontal stop portions 60 and 61 of the elongated hole 6, so that the armrest 1 is supported by the bearing rollers 4. , 5 can be stably supported on the upper side of the rising brackets 2, 3 with the supporting shafts 41, 51 as fulcrums. When the armrest 1 is to be stored in the side of the seat, the armrest 1 is extended as shown in FIG. With this lifting, while the support shaft 51 of the bearing roller 5 is engaged with the inside of the horizontal stop portion 61, the support shaft 41 of the bearing roller 4 branches along the curved shape of the vertical stop portion 60 into the longitudinal hole 6. Move down from point. When the bearing roller 4 moves downward from the branch point of the vertically long hole 6, the support shaft 51 of the bearing roller 5 is disengaged from the horizontal stop portion 61 and moves vertically downward, so that the armrest 1 is located at the bottom of the seat side. It can be set up and stored in the position. When the armrest 1 is stored, the gear roller 52 can be slowed down by friction while meshing and rotating with the rack 8, so that the armrest 1 can be equipped as a high-quality facility. When the armrest 1 is changed to a horizontal position, the support shaft 41 is slidably moved from the branch point of the vertically long hole 6 to the vertical stop portion 60 and the bearing roller 5 is slidably moved to the horizontal stop portion 61. , 51, and the hole width of the vertical and horizontal stop portions 60, 61 are preferably formed larger on the bearing roller 5 side than on the bearing roller 4 side. In the above-described embodiment, the description has been made on the basis of the case where the substantially rectangular plate-shaped body is provided as the armrest. As described above, according to the attached equipment of the seat side according to the present invention, the substantially rectangular plate-shaped body is moved from the upright storage position of the seat side to the horizontally extended position. It can be equipped with a simple mechanism so that it can go in and out smoothly. In addition, it can be equipped as a stable cantilever-supporting device even at the laterally extended position, and can also be equipped as a high-quality device with good appearance.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective view showing auxiliary parts of a seat side part according to the present invention developed for each part. FIG. 2 is a perspective view showing the accessory equipment in a laterally extended position. FIG. 3 is a perspective view showing rollers provided in the accessory equipment. FIG. 4 is a plan view showing a rising bracket of the accessory facility in cross section. FIG. 5 is a side view showing a rising bracket of the accessory equipment in a state where a cover plate is cut away. FIG. 6 is an explanatory view showing a vertically elongated hole provided in a rising bracket of the accessory equipment in a partially enlarged manner. [Description of References] B Seat back C Seat cushion 1 Substantially rectangular plate-shaped body 2, 3 Rising bracket 20 Base plate 21 Cover plate 22 Guide plate 4, 5 Bearing rollers 40, 50 Roller portions 41, 51 of bearing rollers Bearings of bearing rollers Shaft 52 Gear roller 6 Vertical hole 60 Upper hole (vertical stop) 61 Upper hole (horizontal stop) 62 Lower hole 63 Intermediate hole 7a Rising flange 7b Bead-shaped ridge 8 Rack

Claims (1)

(1) A pair of rising brackets which stand up near the side of the seat back at the rear side and stand up at a predetermined distance from the rear side at the front side are provided on the side of the seat cushion. Attached and fixed to the seat side auxiliary equipment, which is provided with a substantially rectangular plate-shaped body as an auxiliary equipment so as to be able to protrude from a vertical position within the interval of the rising bracket to a horizontal position from the side of the seat back on the upper side of the rising bracket, In the vertical position, the plate-shaped body includes, at the lower end of the front and rear surfaces, at least one of two sets of gear rollers, at least one of which is a gear roller, which vertically separates a predetermined interval, and the rising bracket passes through the support shaft of each roller. A base plate having a vertically long hole to support, a rising flange portion surrounding the vertically long hole of the base plate and slidingly supporting each roller on a peripheral surface; A guide plate provided with a bead-shaped ridge that has a linear shape corresponding to the center line of the hole and that slides and supports each roller at the end face, and a cover that is fitted and fixed to the base plate by assembling the guide plate inside. Plate, and a rack in which the gear roller meshes is provided along a vertically long hole of the base plate or a rising flange portion of the guide plate. An upper hole that bifurcates as a vertical stop that faces upward and a horizontal stop that points the other horizontally, and is bent upward from the upper end of the lower hole to the side closer to the side of the seatback. The plate-shaped body is guided by the intermediate hole of the vertically long hole, is pressed outward in the horizontal direction at the side of the seat back, and has the vertical shape of the vertically long hole. Horizontal stop accessory equipment of the sheet side, characterized by comprising equipped to be cantilevered in a horizontal posture as a fulcrum shaft of the rollers to be engaged in part.