JP2018079749A - Tray device for vehicle seat - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a tray device for a vehicle seat having a part projecting from a vehicle seat that is reduced in the size thereof in a non-usage state to be inhibited from obstructing a motion of an occupant in getting in or out a vehicle.SOLUTION: A tray device 10 for a vehicle seat 1 includes: a tray body 11 including a tray part 20 having a recess part 21a1 recessed downward and a fitting end part 32 extending in a horizontal direction from the tray part 20; and a support member 12 disposed inside of a lateral part of the vehicle seat 1 to receive and hold part of the fitting end part 32.SELECTED DRAWING: Figure 1

Description

  The present invention relates to a vehicle sheet tray device.

  A side table having a function as a tray disposed on a side portion of a vehicle seat is known. The side table described in Patent Document 1 is formed by supporting a table body having a tray portion with respect to a side portion of a vehicle seat by a cantilever support mechanism. The table main body is configured so that it can be stowed and stored vertically downward from the horizontal posture in use by the support mechanism.

JP 2000-85438 A

  In the prior art described in Patent Document 1, when the table body is not used and tilted downward in the vertical direction to be stored, the amount of protrusion of the side table from the vehicle seat can be reduced. However, since the support mechanism is attached to the side portion of the vehicle seat, the protruding amount of the side table cannot be made smaller than the length to the side end portion of the stored table body. As a result, the side table in the stowed state may interfere with the passenger's getting-on / off operation. In particular, when a passenger using a wheelchair in a one-box car or the like gets on and off, there is a problem that the wheelchair interferes with the side table in the housed state and the getting on and off operation is difficult.

  In view of such a problem, an object of the present invention is to provide a vehicle seat tray device in which a protruding portion from a vehicle seat is reduced in a non-use state to suppress troubles in an occupant's getting-on / off operation. .

  A first aspect of the present invention is a tray apparatus for a vehicle sheet, wherein the tray body includes a tray portion having a recessed portion recessed downward, and a protruding portion extending in a horizontal direction from the tray portion, and the vehicle seat And a holding member that is disposed inside the side portion and receives and holds a part of the protruding portion.

  According to the first aspect of the invention, the tray body can be used as a tray with its protruding portion being received and held by the holding member disposed inside the vehicle seat when used. Further, when not in use, it can be removed from the vehicle seat. Thereby, when the tray main body is not used, the portion protruding from the vehicle seat is reduced, and the occurrence of troubles in the passenger getting-on / off operation can be suppressed.

  According to a second aspect of the present invention, in the first aspect, the protruding portion is a columnar member that is partially held in the tray body.

  According to the 2nd invention, formation of a projection part can be performed simply.

  According to a third aspect of the present invention, in the second aspect, the columnar member is held in at least a part of a portion along the outer peripheral edge of the concave portion of the tray body.

  According to the third aspect of the invention, the cylindrical member is held in the portion along the outer peripheral edge of the concave portion where the load is applied to the tray main body when the contents are taken in and out of the concave portion of the tray main body. Can be transmitted to the sheet. As a result, it is possible to suppress the occurrence of problems such as breakage due to excessive force applied to the tray body.

  According to a fourth aspect of the present invention, in the third aspect, the concave portion of the tray main body is provided with a deep concave portion having a larger concave portion than the other portion in a portion along the outer periphery thereof, and the cylindrical member is at least the deep member. It is characterized by being held in a portion along the dent.

  According to the fourth aspect of the invention, the contents placed in the recess of the tray main body are likely to gather in the deep dent, and the load applied to the tray main body when the contents are taken in and out is likely to concentrate on the portion along the deep dent. Therefore, the load can be more efficiently transmitted to the vehicle seat by holding the columnar member in a portion along the deep recess.

  According to a fifth aspect of the present invention, in the fourth aspect, the deep recess is disposed in a front direction of the vehicle seat, and the deep recess of the upper surface of the tray body along the outer peripheral edge of the recess. A flat surface portion is formed on the opposite side of.

  According to the fifth invention, the seat occupant of the vehicle seat can easily turn the hand and take out the contents in the deep recess, and the seat occupant of the rear seat of the vehicle seat can use the plane portion as a table to write Easy to act.

  According to a sixth aspect of the present invention, in any one of the second to fifth aspects, the columnar member is formed by bending a single member, and both end portions of the columnar member form the protrusions. A portion other than the both end portions is held in a portion along the outer peripheral edge portion of the concave portion of the tray body.

  According to the sixth aspect of the present invention, the portion along the outer peripheral edge of the recess can be supported with respect to the vehicle seat with a single cylindrical member, so that the structure is simple and the load is efficiently applied to the vehicle seat. Can communicate.

  According to a seventh aspect of the present invention, in the sixth aspect, the columnar member is disposed at a height position between an upper surface of the tray body and a lower surface of the recess.

  According to the seventh invention, since the columnar member is disposed at a height position between the upper surface of the tray body and the lower surface of the recess, the vertical length of the tray body can be shortened. Can be formed compactly.

  According to an eighth aspect of the present invention, in any one of the first through seventh aspects, the bottom surface of the concave portion of the tray body has a colored portion colored in a color different from other portions of the concave portion. It is provided.

  According to the eighth aspect, the occupant can easily recognize the concave portion of the tray main body as a container.

1 is a perspective view illustrating a state in which a vehicle seat tray device according to a first embodiment of the present invention is attached to an automobile seat. FIG. It is the perspective view which looked at the tray apparatus of the vehicle seat in the said embodiment from diagonally upward. It is a disassembled perspective view of the tray apparatus of the vehicle sheet in the said embodiment. It is the top view which looked at the tray apparatus of the vehicle sheet in the said embodiment from the top. It is the side view which looked at the tray apparatus of the vehicle sheet in the said embodiment from the side. FIG. 6 is a sectional view taken along line VI-VI in FIG. 4. It is a VII-VII arrow directional cross-sectional view of FIG. FIG. 6 is a cross-sectional view taken along line VIII-VIII in FIG. 5.

  1 to 8 show an embodiment of the present invention. In each figure, each direction of the car and the car seat 1 when the tray device 10 for the car seat 1 is attached to the car together with the car seat 1 is indicated by an arrow. In the following description, the description regarding the direction is made based on this direction.

  FIG. 1 shows a schematic configuration of an automobile seat 1 to which a tray device 10 is attached. The vehicle seat 1 is configured as a front right seat of a one-box type vehicle. The vehicle seat 1 includes a seat back 2 that serves as a backrest for a seated person, a seat cushion 3 that serves as a seating portion, and a headrest 4 that serves as a headrest. The seat cushion 3 is attached to the floor F. A tray device 10 is disposed on the side surface portion 2 </ b> A on the passenger compartment side that is the left side surface portion of the seat back 2. Here, the automobile seat 1 corresponds to the “vehicle seat” in the claims.

  The seat back 2 has lower left and right lower ends connected to rear left and right ends of the seat cushion 3 via recliners (not shown) that function as rotation shaft devices capable of stopping rotation. Thereby, the seat back 2 is normally held in a state in which the backrest angle is fixed by a lock structure in which each recliner is held in a rotation-stopped state. The seat back 2 is switched to a state in which the backrest angle can be changed in the front-rear direction around the central axis of each recliner by releasing the rotation stop state of each recliner by operating a release lever (not shown). It is like that. The backrest angle of the seat back 2 with respect to the seat cushion 3 shown in FIG. 1 is a standard state in which the seat back 2 stands at the rear end portion of the seat cushion 3. In this standard state, the tray device 10 is attached to the seat back 2 with its upper surface substantially parallel to the floor F.

  As shown in FIGS. 2 to 8, the tray device 10 includes a tray body 11 and a support member 12 disposed in the seat back 2 for attaching the tray body 11 to the seat back 2. The tray body 11 includes a substantially rectangular tray portion 20 whose front side width is narrowed when viewed from the top, and a substantially U-shaped stay which is formed by bending a pipe and whose width at the opening end side is narrowed when viewed from the top. 30. The tray portion 20 is a resin member, and, as typically shown in FIG. 3, the upper member 21 and the lower member 22 are combined in the middle with a part of the stay 30 interposed therebetween. It is structured. Here, the support member 12 corresponds to a “holding member” in the claims.

  The upper member 21 includes an upper wall portion 21a and a side wall portion 21b extending and extending downward from the outer peripheral edge portion of the upper wall portion 21a. A concave portion 21a1 is formed on the front side of the upper wall portion 21a. An inclined surface portion 21a2 is formed on the rear side of the upper wall portion 21a. The inclined surface portion 21a2 is an inclined plane that can be used by a passenger in the rear seat as a table for simple writing work. A convex portion 21a21 extending in the left-right direction is provided on the rear end portion side of the inclined surface portion 21a2. The convex portion 21a21 has a function of preventing the small paper piece from falling down when the small paper piece is placed on the inclined surface portion 21a2. As typically shown in FIG. 6, the longitudinal length of the recess 21a1 is about 2/3 of the longitudinal length of the upper wall portion 21a, and the longitudinal length of the inclined surface portion 21a2 is 1 of the longitudinal length of the upper wall portion 21a. / 3 or so. And the recessed part 21a1 has the deepest part 21a11 in the back of about 1/5 of the front-back length of the upper wall part 21a from the front end part, and the depth is smoothly reduced from there toward the front end part of the inclined surface part 21a2. Is formed. The concave portion 21a1 is formed so as to have a depth that is smoothly symmetrically increased in the left-right direction from both end portions toward the central portion in the left-right direction, and the central portion is 1/5 of the left-right length in each cross-section in the left-right direction of the upper wall portion 21a. It is formed as a plane portion 21a12 having a length of about 2/3. That is, the bottom surface portion of the recess 21a1 is formed as a substantially flat plane portion 21a12 that extends rearward and upward while the width in the left-right direction increases toward the rear. The inclined surface portion 21a2 is disposed on the opposite side in the front-rear direction of the deepest portion 21a11. Here, the inclined surface portion 21a2 and the deepest portion 21a11 respectively correspond to a “planar portion” and a “deep dent portion” in the claims.

  On the front side of the flat surface portion 21a12, three upwardly projecting ridges extending in the front-rear direction are formed. Specifically, it is a middle ridge 21a13 in the central portion in the left-right direction and a pair of left and right ridges 21a14 provided at symmetrical positions on the left and right. The middle protrusion 21a13 is formed longer than the left and right protrusions 21a14. The protruding height from the general surface of the flat surface portion 21a12 of the middle protrusion 21a13 and the left and right protrusions 21a14 is about 1/3 of the plate thickness of the flat surface portion 21a12, and the contents such as coins put in the concave portion 21a1 are the flat surface portion 21a12. It functions to prevent it from sticking to the general surface and becoming difficult to remove. A pair of left and right through holes 21a15 extending in the front-rear direction are provided at the center in the left-right direction between the middle protrusion 21a13 and the left-right protrusion 21a14. The length in the front-rear direction of the through hole 21a15 is intermediate between the length in the front-rear direction of the middle protrusion 21a13 and the length in the front-rear direction of the left and right protrusions 21a14, and the width in the left-right direction of the through-hole 21a15 is the middle protrusion 21a13 and It is about the same as the width in the left-right direction of the left and right protrusions 21a14. In the pair of through holes 21a15, a part of the different color member 21c formed of a resin having a color different from that of the tray portion 20 is inserted and fixed. In the present embodiment, the color of the tray portion 20 is black and the color of the different-colored member 21c is yellow. However, the present invention is not limited to this. 3 and 7, the different color member 21c has an inverted T-shaped cross section, and a T-shaped vertical bar portion is inserted into the through-hole 21a15 from below, and the front end portion of the vertical bar portion is a flat surface portion. It arrange | positions so that it may protrude from the upper surface of 21a12 to the same extent as the middle protrusion 21a13 and the left-right protrusion 21a14. In this state, the upper surface of the T-shaped horizontal bar portion of the different color member 21c is fixed to the lower surface of the flat surface portion 21a12 by bonding. The part of the different color member 21c projects from the upper surface of the flat surface part 21a12, thereby fulfilling the function of clearly indicating the position of the container of the tray device 10. Here, the part which is a part of the different color member 21c and protrudes from the upper surface of the plane part 21a12 corresponds to a “colored part” in the claims.

  As typically shown in FIGS. 3 and 8, on the lower surface of the upper wall portion 21a, a pressing rib 21a3 that comes into contact with and supports the upper surface of a stay 30 described later is provided along the inner side of the outer peripheral edge of the recess 21a1. A plurality are arranged. The pressing rib 21a3 has a notch 21a31 in which the tip side of a plate-like rib extending downward from the lower surface of the upper wall portion 21a is cut out in an inverted U shape, and the notch 21a31 has a notch 21a31. A stay 30 is arranged. The upper member 21 is attached to a lower member 22 to be described later in a state where the upper edge of the notches 21a31 of the plurality of pressing ribs 21a3 is pressed against the upper surface of the stay 30. A screw hole 21a4 is provided at the center of the lower surface of the upper wall portion 21a and a pair of left and right screws at the rear portion. As shown in FIGS. 3 and 6, the screw hole 21a4 is formed by forming a hole extending in the vertical direction at the intersection of plate-like ribs extending downward from the lower surface of the upper wall 21a in a crossed state. It is. The upper member 21 and the lower member 22 are integrated with the stay 30 interposed therebetween by screwing the screw hole 21 a 4 from the lower surface side of the lower member 22.

  As shown in FIGS. 3 to 8, the side wall portion 21 b of the upper member 21 extends from the outer peripheral edge portion of the upper wall portion 21 a downward to about ¼ of the vertical length of the front portion of the upper member 21. It is formed as a wall portion extending outward and extending downward. And the step part 21b1 engaged with the step part 22b1 provided in the upper end part of the side-plate part 22b of the lower member 22 mentioned later is formed in the lower end part of the side wall part 21b. A pair of left and right engaging holes 21b2 are provided on the lower end side of the front side plate portion 22b. When the upper member 21 and the lower member 22 are integrated with the stay 30 interposed therebetween, a locking claw 22b2 of the lower member 22 described later is locked in the locking hole 21b2.

  As shown in FIGS. 3 to 8, the lower member 22 includes a lower plate portion 22 a and a side plate portion 22 b extending and extending upward from the outer peripheral edge portion of the lower plate portion 22 a. The lower plate portion 22a has a flat plate shape, and is provided with a bulging portion 22a1 protruding upward at a position corresponding to the screw hole 21a4 of the upper member 21. A hole for passing a screw is provided in the upper end surface portion of the bulging portion 22a1, and the lower member 22 can be attached to the screw hole 21a4 of the upper member 21 through the screw. The side plate portion 22b is a wall portion that extends upward from the outer peripheral edge portion of the lower plate portion 22a and extends outwardly over the length of about 3/4 of the vertical length of the front portion of the tray portion 20 toward the upper side. Is formed. A step portion 22b1 that engages with a step portion 21b1 of the side wall portion 21b of the upper member 21 is formed at the upper end portion of the side plate portion 22b. A locking claw 22b2 is formed at a position corresponding to the locking hole 21b2 of the upper member 21 on the upper end side of the front side plate portion 22b. The right side plate portion 22b is provided with two holes 22b3 through which attachment end portions 32 of the stay 30 described later are passed.

  As shown in FIGS. 3 to 8, the stay 30 is formed by bending a pipe having a circular cross section made of iron, and has a ring-shaped elliptical portion 31 and a ring-opening end of the circular portion 31 in a top view. A pair of linear attachment end portions 32 extending in parallel from each other toward the right. The elliptical shape of the annular portion 31 in a top view corresponds to the outer peripheral shape of the concave portion 21a1 of the tray portion 20. When the upper member 21 and the lower member 22 are assembled with the stay 30 interposed therebetween, the annular portion 31 has an upper surface of the lower plate portion 22a of the lower member 22 and an upper end of the notch 21a31 of the pressing rib 21a3 of the upper member 21. It is clamped between the edges. A notch groove 32 a is formed in the upper surface portion of the attachment end portion 32 near the annular portion 31. The notch groove 32a allows the locking piece 12d of the support member 12 disposed inside the passenger compartment side surface portion 2A of the seat back 2 to be described later to be engaged and disengaged so that the stay 30 can be engaged and disengaged with respect to the seat back 2. It is for holding. Note that the relationship between the mounting end 32 and the support member 12 is similar to the relationship between the headrest stay and the headrest support that are normally used, and an outline thereof is disclosed in Japanese Patent Laid-Open No. 2006-179776. . Here, the attachment end 32 corresponds to a “projection” in the claims. An iron pipe having a circular cross section corresponds to a “columnar member” in the claims.

  As shown in FIGS. 7 and 8, a pair of support members 12 are disposed inside the passenger compartment side surface portion 2 </ b> A of the seat back 2 so as to correspond to the attachment end portion 32 of the stay 30. The support member 12 has a structure similar to the headrest support disclosed in the above Japanese Unexamined Patent Publication No. 2006-179776 and the like, and includes a cylindrical portion 12a, a head portion 12b, an operation portion 12c, a locking piece 12d, It has. The cylinder part 12a can receive the attachment end part 32 of the stay 30 in the inner cylinder part, The outer cylinder part is attached to the flame | frame of the seat back 2 via the bracket which is not shown in figure. The head portion 12b is a portion formed in a swelled shape at the left end portion of the cylindrical portion 12a, and the operation portion 12c is held therein so as to be movable up and down. A locking piece 12d is attached to the upper end of the operation portion 12c, and the locking piece 12d can be engaged with and disengaged from the notch groove 32a of the stay 30 by moving the operation portion 12c up and down. Yes. In the present embodiment, a pair of support members 12 are used, but these may be integrated and attached to the seat back 2 as one support member.

  Based on FIGS. 1-8, the assembly procedure of the tray apparatus 10 is demonstrated. First, the tray body 11 is assembled. The mounting end 32 of the stay 30 is passed through the hole 22b3 of the lower member 22, and the annular portion 31 is disposed on the lower plate portion 22a. In this state, the locking claw 22b2 of the lower member 22 is locked in the locking hole 21b2 of the upper member 21, and the step portion 22b1 of the lower member 22 and the step portion 21b1 of the upper member 21 are engaged with each other. The screw is tightened to the screw hole 21a4 of the upper member 21 through the screw from the bulging portion 22a1. At this time, the annular portion 31 of the stay 30 is sandwiched between the lower plate portion 22 a of the lower member 22 and the pressing rib 21 a 3 of the upper member 21. You may arrange | position a foamed resin sheet piece etc. between the upper member 21 or the lower member 22, and the stay 30 as needed. As a result, the upper member 21 and the lower member 22 can be attached to the stay 30 while suppressing chattering caused by vehicle running vibration. The mounting end portion 32 of the tray body 11 formed in this way is inserted into the inner cylinder portion of the support member 12 disposed inside the side surface portion 2A of the seat back 2 and the locking piece 12d is engaged with the notch groove 32a. Stop and hold. This state is the use state of the tray main body 11, and the attachment end portion 32 of the stay 30 extends in the horizontal direction parallel to the floor F.

  The present embodiment configured as described above has the following operational effects. When the tray body 11 is used, the mounting end 32 is received and held in the inner cylinder portion of the support member 12 disposed inside the passenger compartment side surface portion 2A of the seat back 2, and can be used as a tray. Further, the tray body 11 can be detached from the seat back 2 when not in use. As a result, when the tray body 11 is not used, the portion protruding from the passenger compartment side surface portion 2A of the seat back 2 is only the head portion 12b of the support member 12, which is extremely long in the lateral direction compared to the tray body 11. Since it is small, it is possible to suppress the occurrence of troubles in getting on and off the passenger. Further, since the attachment end portion 32 is formed as a part of the stay 30 formed by bending a pipe having a circular cross section, the manufacturing is simple and the structure is simple. Further, since the annular portion 31 of the stay 30 is held at a portion along the outer peripheral edge of the recess 21a1 of the tray body 11, the load applied to the tray body 11 can be efficiently transmitted to the seat back 2. it can.

  Further, since the annular portion 31 of the stay 30 is also positioned and held at the outer peripheral edge portion of the deepest portion 21a11 of the concave portion 21a1 of the tray main body 11, the deepest portion 21a11 where the load applied to the tray main body 11 is likely to concentrate. Can be efficiently supported. Further, since the annular portion 31 of the stay 30 is disposed at a height position between the upper surface of the tray main body 11 and the lower surface of the concave portion 21a1 of the tray main body 11, the length of the tray main body 11 in the vertical direction is increased. The tray body 11 can be formed compactly. Further, the deepest portion 21 a 11 of the tray body 11 is disposed in the front direction of the seat back 2, and an inclined surface portion 21 a 2 is formed behind the tray body 11. This makes it easy for the seated occupant of the automobile seat 1 to turn around and take out the contents such as coins that have entered the deepest portion 21a11, and the seated occupant of the rear seat uses the inclined surface portion 21a2 as a table to write on a piece of paper. It is easy to perform acts such as. In addition, since a part of the different color member 21c is visibly disposed in the concave portion 21a1 of the tray body 11, the passenger can easily recognize the concave portion 21a1 of the tray body 11 as a container. It is particularly effective that the tray device 10 according to the present embodiment having the above-described effects is attached to a driver's seat in a taxi.

  As mentioned above, although specific embodiment was described, this invention is not limited to those structures, A various change, addition, and deletion are possible in the range which does not change the summary of this invention. For example, the following can be mentioned.

  1. In the above-described embodiment, the tray body 11 is attached to the seat back 2 by inserting the attachment end 32 of the stay 30 into the inner cylinder portion of the support member 12 disposed inside the passenger compartment side surface portion 2A of the seat back 2. It was. However, the present invention is not limited thereto, and instead of the support member 12, a member in which a hole for receiving the attachment end portion 32 is formed inside the seat back 2 as a holding member. If there is no problem in strength, holes for receiving the attachment end portions 32 may be formed in the back pad and the back frame, which are components of the seat back 2, and these may be used as the holding members.

  2. In the above embodiment, the tray main body 11 is attached to the passenger compartment side surface portion 2A of the seat back 2, but may be attached to the vehicle outer side surface portion. Further, the tray main body 11 may be attached to the passenger compartment side surface portion or the vehicle exterior side surface portion of the seat cushion 3.

  3. In the embodiment described above, the attachment end portion 32 of the stay 30 is formed as a pair of protrusions having a circular cross section. However, the present invention is not limited to this, and the cross section may be formed as a protruding member having a circular shape, a rectangular shape, an elliptical shape, or the like, and the number of protruding portions is not limited, and may be one or three or more. It may be. Further, the protruding portion is not limited to the shape and number, and may be provided integrally with the tray main body 11.

  4). In the said embodiment, although this invention was applied to the vehicle seat 1, it is not restricted to this, You may apply this invention to the sheet | seat mounted in ships, trains, airplanes, etc. other than a motor vehicle.

1 Car seat (vehicle seat)
2 Seat Back 2A Car Side Side 10 Tray Device 11 Tray Body 12 Support Member (Holding Member)
20 Tray part 21a1 Concave part 21a2 Inclined surface part (plane part)
21a11 deepest part (deep depression)
21c Different color member 30 Stay 31 Annular portion 32 Mounting end (protruding portion)
F floor

Claims (8)

A vehicle seat tray device,
A tray body including a tray portion having a recessed portion recessed downward and a protruding portion extending in a horizontal direction from the tray portion;
A vehicle seat tray device comprising: a holding member that is disposed inside a side portion of the vehicle seat and receives and holds a part of the protrusion.   2. The vehicle sheet tray device according to claim 1, wherein a part of the protruding portion is a columnar member held in the tray body.   3. The vehicle sheet tray device according to claim 2, wherein the columnar member is held in at least a part of a portion along the outer peripheral edge of the concave portion of the tray main body.   4. The concave portion of the tray main body according to claim 3, wherein a deep dent portion having a dent larger than other portions is provided in a portion along an outer periphery thereof, and the cylindrical member is held at least in a portion along the deep dent portion. Vehicle seat tray equipment.   5. The deep recess portion according to claim 4, wherein the deep recess portion is disposed in a front direction of the vehicle seat, and a flat portion is formed on an opposite side of the deep recess portion of the upper surface portion of the tray body along the outer peripheral edge portion of the recess portion. A vehicle seat tray device.   The columnar member according to any one of claims 2 to 5, wherein the cylindrical member is formed by bending one member, and both end portions of the columnar member form the protruding portion, and portions other than the both end portions are formed. A tray device for a vehicle sheet held at a portion along the outer peripheral edge of the recess of the tray body.   7. The vehicle sheet tray device according to claim 6, wherein the columnar member is disposed at a height position between an upper surface of the tray body and a lower surface of the recess. The vehicle seat according to any one of claims 1 to 7, wherein a colored portion colored in a color different from other portions of the concave portion is provided on a bottom surface of the concave portion of the tray main body. Tray device.

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