JP5595958B2 - Sheet - Google Patents

Description

  The present invention relates to a seat having a seat back having a function as an assist grip that can be used when an occupant gets on and off.

  Conventionally, as a technique in such a field, there is Japanese Utility Model Publication No. 4-35933. The resin-made assist grip provided in the seat described in this publication includes a main body portion disposed between the lower surface of the headrest and the top surface of the seat back, and a pair of holding cylinder portions depending downward from the main body portion. And a grip portion protruding rearward from the back surface of the main body portion. The holding cylinder part is inserted into a cylinder part fixed to the upper part of the seat back frame, and has a stay insertion hole for inserting a stay extended from the headrest. Such an assist grip can achieve both a grip function that can be used when passengers get on and off and a function that holds the stay of the headrest.

Japanese Utility Model Publication No. 4-35933

  However, the grip portion of the assist grip provided in the conventional seat described above needs to protrude from the back of the seat back in order to be used when the passenger gets on and off, and between the front seat and the rear seat. There is a problem that it becomes an obstacle to movement.

  SUMMARY OF THE INVENTION An object of the present invention is to provide a seat that has an assist grip that does not obstruct movement between the front seat and the rear seat and a pocket function for storing objects.

The present invention, in a seat provided with a headrest on the seat back,
The concave portion of the fingertip insert in the form of a molded body made of a soft material that can be connected by stitching is embedded in the top of the seat back,
The seat back is provided with a pair of left and right cylindrical headrest supports that support a stay extending from the headrest, and the headrest supports are attached to an upper frame that extends laterally within the seatback. Fixed,
A flange-like connecting portion is integrally formed at the periphery of the opening of the concave portion in the fingertip insert, and the periphery of the opening of the concave portion in the connecting portion is the periphery of the mounting hole of the trim cover of the seat back The left and right headrest support bodies are inserted into a pair of left and right insertion holes formed in the connecting portion, respectively, so that the movement of the fingertip insert relative to the headrest support body can be restricted. It is characterized by.

In this seat, since the concave portion of the molded fingertip insert is embedded in the top of the seat back, the grip function does not protrude from the back of the seat back, and when the passenger gets on and off the front seat And the rear seat can be smoothly moved, and the concave portion can function as a pocket.
In addition, since the fingertip insert to be sewn on the trim cover is formed of a soft material, it is easily deformed by the force of the fingertips of the hand. Appearance defects such as wrinkles occur, and the deformation of the concave portion of the fingertip insert due to the force of the fingertip also results in insufficient rigidity of the grip function. However, the periphery of the opening of the concave portion in the connecting portion of the fingertip insert is sewn to the periphery of the mounting hole of the seat cover trim cover, and the left and right headrest supports are supported by the pair of left and right insertion holes formed in the connecting portion. By inserting each body, the movement of the fingertip insert relative to the headrest support for supporting the stay can be restricted. In this way, by the cooperation of the pair of left and right insertion holes formed in the connecting portion and the pair of left and right headrest supports, the sewing material to the trim cover and the stability of the grip function are obtained while utilizing the material characteristics of the fingertip insert. Can be made compatible.

The present invention, in a seat provided with a headrest on the seat back,
The concave portion of the fingertip insert in the form of a molded body made of a soft material that can be connected by stitching is embedded in the top of the seat back,
The seat back is provided with a pair of left and right cylindrical headrest supports that support a stay extending from the headrest, and the headrest supports are attached to an upper frame that extends laterally within the seatback. Fixed,
A flange-like connecting portion is integrally formed at the periphery of the opening of the concave portion in the fingertip insert, and the outer periphery of the connecting portion is sewn to the periphery of the mounting hole of the trim cover of the seat back, The movement of the fingertip insert relative to the headrest support can be restricted by inserting the left and right headrest supports into a pair of left and right insertion holes formed in the connecting portion.

In this seat, since the concave portion of the molded fingertip insert is embedded in the top of the seat back, the grip function does not protrude from the back of the seat back, and when the passenger gets on and off the front seat And the rear seat can be smoothly moved, and the concave portion can function as a pocket.
Further, since the fingertip insert sewn to the trim cover is formed of a soft material, it is easily deformed by the force of the fingers of the hand, and the surrounding trim cover is pulled by the deformation of the fingertip insert. Further, the appearance defect such as the above occurs, and the deformation of the fingertip insert due to the force of the finger also causes insufficient rigidity of the grip function. However, the outer peripheral edge of the connecting part of the fingertip insert is sewn to the peripheral edge of the mounting hole of the seat cover trim cover, and the left and right headrest supports are inserted into the pair of left and right insertion holes formed in the connecting part. Thus, the movement of the fingertip insert relative to the headrest support for supporting the stay can be restricted. In this way, by the cooperation of the pair of left and right insertion holes formed in the connecting portion and the pair of left and right headrest supports, the sewing material to the trim cover and the stability of the grip function are obtained while utilizing the material characteristics of the fingertip insert. Can be made compatible.

Further, it is preferable that the connecting portion is provided so as to be shifted from the peripheral edge of the opening of the concave portion toward the bottom of the concave portion by the thickness of the sewing end of the trim cover.
By such stitching, the rim of the trim cover mounting hole is not turned up, so the appearance quality around the trim cover mounting hole can be improved. And integration of a fingertip insert and a seat back can be achieved easily and reliably.

  Further, it is preferable that the concave portion of the fingertip insert is disposed adjacent to the front side of the upper frame between the left and right headrest supports.

  If such a structure is employ | adopted, the movement to the left and right and back of the recessed part of a fingertip insertion body can be controlled easily and simply by the left and right headrest support bodies and the upper frame.

  According to the seat according to the present invention, it is possible to combine the realization of an assist grip that does not hinder the movement between the front seat and the rear seat and the pocket function for inserting an object.

It is a perspective view showing a 1st embodiment of a sheet concerning the present invention. It is sectional drawing which follows the AA line of FIG. It is a disassembled perspective view which shows 1st Embodiment of the sheet | seat which concerns on this invention. It is sectional drawing which follows the BB line of FIG. 1 in the state which removed the headrest support body. It is a perspective view which shows a fingertip insertion body. It is a principal part expansion perspective view which shows 2nd Embodiment of the sheet | seat which concerns on this invention. It is a perspective view which shows the fingertip insertion body in 2nd Embodiment. It is sectional drawing which follows the DD line | wire of FIG. It is sectional drawing which follows the CC line of FIG. It is a top view which shows the principal part of a seat back. It is sectional drawing which shows 3rd Embodiment of the sheet | seat which concerns on this invention. It is a top view which shows the principal part of the seat back shown by FIG. It is sectional drawing which shows 4th Embodiment of the sheet | seat which concerns on this invention.

  Hereinafter, a preferred embodiment of a sheet according to the present invention will be described in detail with reference to the drawings.

[First embodiment]
As shown in FIGS. 1 to 4, the seat includes a seat back SB that can tilt with respect to the seat cushion SC, and a headrest HR is disposed above the seat back SB.

  For example, the headrest HR is molded into a predetermined shape by a press in a state in which a synthetic resin is coated on a nonwoven fabric, and the foam cover injected into the trim cover 3 is cured by the trim cover 3 having a shape-retaining property. And a stay 1 a that is formed on the headrest frame 1 fixed in the pad body 2 and extended from the trim cover 3.

  The seat back SB may use a trim cover made of a well-known member. For example, the illustrated seat cover SB includes a trim cover 11 formed into a predetermined shape by a press in a state where a synthetic resin is coated on a nonwoven fabric. The trim cover 11 used to retain the shape, the pad body 10 loaded in the trim cover 11, the seat back frame 2 fixed in the pad body 10, and the upper end of the seat back frame 2 in the lateral direction A pair of left and right cylinders 5 which are fixed to the upper frame 2a extending by welding and supported in the upper and lower directions and supporting the stay 1a by the upper frame 2a, and inserted into each cylinder 5. A resin-made cylindrical headrest that is locked and has a head portion 6a formed at the upper end so that the stay 1a can be inserted from above. And the bearing member 6, is composed mainly from.

  The pad body 10 is formed integrally with the foamed liquid injected into the trim cover 11, and the pad body 10 is formed separately from the trim cover 11 and inserted into the trim cover 11. There is. In the present invention, both types of applications are possible.

  In addition, an insertion hole 7 b that allows insertion of the cylindrical headrest support 6 is formed in the top of the trim cover 11, and an insertion hole that enables insertion of the headrest support 6 also in the top of the pad body 10. 10b is formed. In order to enable insertion of the headrest support 6, the insertion hole 7 b on the trim cover 11 side and the insertion hole 10 b on the pad body 10 side are aligned.

  A recessed portion 20b provided in a molded-container-shaped fingertip insert 20 that allows insertion of the fingertip F of the hand H is embedded in the top of the seat back SB. The concave portion 20b of the fingertip insert 20 is formed with a flange-like connecting portion 20a extending from the peripheral edge of the opening 20c of the concave portion 20. The fingertip insert 20 having such a configuration is formed into a container shape from a soft material that can be connected to the trim cover 11 by stitching, for example, a soft synthetic resin such as an elastomer.

  At the top of the trim cover 11, a mounting hole 7 a that allows the insertion of the concave portion 20 b of the fingertip insert 20 is formed. This mounting hole 7 a is arranged behind the insertion hole 7 b at the top of the trim cover 11. Yes. An insertion hole 10a that allows insertion of the recessed portion 20b of the fingertip insertion body 20 is also formed at the top of the pad body 10, and this insertion hole 10a is disposed behind the insertion hole 10b at the top of the pad body 10. Yes. And in order to make mounting | wearing of the recessed part 20b possible, alignment with the attachment hole 7a by the side of the trim cover 11 and the insertion hole 10a by the side of the pad body 10 is made.

  At the periphery of the opening 20c of the concave portion 20b of the fingertip insert 20, the connecting portion 20a of the fingertip insert 20 is sewn by the stitching portion R at the periphery of the mounting hole 7a provided at the top of the trim cover 11. Thus, the trim cover 11 is connected. The connecting portion 20a is provided so as to be shifted from the upper end edge of the opening 20c of the fingertip insert 20 toward the bottom of the concave portion 20b by the thickness of the stitched end turned back to form the attachment hole 7a of the trim cover 11. It has been. By such stitching, the rim of the attachment hole 7a of the trim cover 11 is not turned up, and the appearance quality of the rim of the rim of the attachment hole 7a of the trim cover 11 can be improved. And integration of the fingertip insert 20 and the seat back SB can be achieved easily and reliably.

  Since the fingertip insert 20 sewn to the trim cover 11 in this manner is formed of a soft material, it is easily deformed by the force of the fingertip F of the hand H. Therefore, when the surrounding trim cover 11 is pulled by the deformation of the fingertip insert 20, the insertion hole 7b is exposed around the head portion 6a of the headrest support 6, and appearance defects such as wrinkles occur. Furthermore, the deformation of the concave portion 20b of the fingertip insert 20 due to the force of the fingertip F also leads to insufficient rigidity of the grip function.

  However, in the present invention, as shown in FIG. 5, in order to achieve both the sewing property to the trim cover 11 and the stability of the grip function while taking advantage of the material characteristics of the fingertip insert 20, A pair of left and right communication holes 20d are formed in the flange-like connecting portion 20a in front of the recessed portion 20b. And the movement of the horizontal direction of the fingertip insertion body 20 is controlled by inserting the headrest support body 6 in each insertion hole 20d.

  Therefore, even if the fingertip insert 20 to be sewn on the trim cover 11 is formed of a soft material, both the sewing performance to the trim cover 11 and the stability of the grip function can be achieved. Moreover, assembly workability | operativity improves by providing each penetration hole 20d in the fingertip insertion body 20. FIG.

  The pad body 10 is embedded in the pad body 10 when the foamed liquid injected into the trim cover 11 is cured and integrally molded. When the pad body 10 and the trim cover 11 are formed separately, the support plate 30 is interposed between the top of the pad body 10 and the top of the trim cover 11 as shown in FIG. .

  Further, the headrest HR located above the fingertip insert 20 is formed with a notch 4 for exposing the opening 20c of the concave portion 20b of the fingertip insert 20. The cutout 4 is a back surface 8b of the headrest HR and has a substantially concave cross section with an open bottom surface 8a. With such a configuration, it is easy to expose the opening 20c of the concave portion 20b of the fingertip insert 20 without impairing the cushioning properties of the headrest HR. The notch 4 is wider than the lateral width of the concave portion 20b on the back side of the headrest HR, and becomes wider toward the lower side, so that the opening 20c of the concave portion 20b is secured while ensuring a sufficient width. It becomes easy to insert the fingertip F from above.

[Second Embodiment]
In the second embodiment, the same or equivalent components as those in the first embodiment are denoted by the same reference numerals, and redundant description is omitted.

  As shown in FIGS. 6 to 10, the recessed portion 60 b of the fingertip insert 60 is disposed adjacent to the front side of the upper frame 2 a between the left and right headrest supports 6. That is, the concave portion 60b of the fingertip insert 60 is disposed between the left and right headrest supports 6 at the top of the seat back SB, and is disposed adjacent to the front side of the upper frame 2a in the pad body 10. . And in the peripheral part of the opening part 60c of the recessed part 60b of the fingertip insertion body 60, the connection part 60a of the fingertip insertion body 600 is sewn by the sewing part R at the periphery of the attachment hole 7a provided in the top part of the trim cover 11. Has been.

  Furthermore, a pair of left and right insertion holes 60d are formed in the connecting portion 60a of the fingertip insertion body 60 and are located on both sides of the concave portion 60b so that the headrest support bodies 6 can be inserted.

  If such a structure is employ | adopted, the movement to the left and right and back of the recessed part 60b of the fingertip insertion body 60 can be controlled easily and simply with the right and left headrest support body 6 and the upper frame 2a.

  It goes without saying that the present invention is not limited to the embodiment described above.

  For example, as shown in FIGS. 11 and 12, even if the outer peripheral edge of the connecting portion 60a of the fingertip insert 60 is sewn by the stitching portion R at the peripheral edge of the mounting hole 7c provided in the top of the trim cover 11. Good. Thereby, the fingertip insert 60 can be largely exposed at the top of the seat back SB.

  As shown in FIG. 13, the outer peripheral edge of the connecting portion 20 a of the fingertip insert 20 may be sewn by the sewing portion R at the peripheral edge of the mounting hole 7 d provided in the top of the trim cover 11. Thereby, the fingertip insert 20 can be largely exposed at the top of the seat back SB.

  DESCRIPTION OF SYMBOLS 1a ... Stay, 2 ... Seat back frame, 2a ... Upper frame, 4 ... Notch part, 6 ... Headrest support, 7a, 7c, 7d ... Mounting hole, 8a ... Bottom surface of headrest, 8b ... Back surface of headrest, 10 ... Pad body, 11 ... Trim cover, 20, 60 ... Fingertip insert, 20a, 60a ... Connection part, 20b, 60b ... Recessed part, 20c, 60c ... Opening part, 20d, 60d ... Insertion hole, HR ... Headrest, R ... Suture part, SB ... Seat back, SC ... Seat cushion.

Claims (4)

In a seat with a headrest on the seat back,
The concave portion of the fingertip insert in the form of a molded body made of a soft material that can be connected by stitching is embedded in the top of the seat back,
The seat back is provided with a pair of left and right cylindrical headrest supports that support a stay extending from the headrest, and the headrest supports are attached to an upper frame that extends laterally within the seatback. Fixed,
A flange-like connecting portion is integrally formed at the periphery of the opening of the concave portion in the fingertip insert, and the periphery of the opening of the concave portion in the connecting portion is the periphery of the mounting hole of the trim cover of the seat back And sewn
The seat is characterized in that the movement of the fingertip insert relative to the headrest support can be restricted by inserting the left and right headrest supports into a pair of left and right insertion holes formed in the connecting portion. In a seat with a headrest on the seat back,
The concave portion of the fingertip insert in the form of a molded body made of a soft material that can be connected by stitching is embedded in the top of the seat back,
The seat back is provided with a pair of left and right cylindrical headrest supports that support a stay extending from the headrest, and the headrest supports are attached to an upper frame that extends laterally within the seatback. Fixed,
A flange-like connecting portion is integrally formed at the periphery of the opening of the concave portion in the fingertip insert, and the outer periphery of the connecting portion is sewn to the periphery of the mounting hole of the trim cover of the seat back,
The seat is characterized in that the movement of the fingertip insert relative to the headrest support can be restricted by inserting the left and right headrest supports into a pair of left and right insertion holes formed in the connecting portion.   The said connection part was shifted | deviated from the periphery of the said opening part of the said recessed part by the thickness of the sewing end of the said trim cover, and it provided in the bottom part direction of the said recessed part, The Claim 1 or 2 characterized by the above-mentioned. Sheet.   The sheet according to any one of claims 1 to 3, wherein the concave portion of the fingertip insert is disposed adjacent to the front side of the upper frame between the left and right headrest supports. .