JP5306804B2 - Headrest - Google Patents

Description

  The present invention supports the stay inserted into the seat back, the rear member fixed to the upper portion of the stay, the head of the seated person, and is connected to the upper portion of the rear member so as to swing in the front-rear direction. The present invention relates to a headrest including a movable front member, and a plate member that is internally attached to the front member and to which a lid mounting portion that allows a lid member to be detachably attached from the outside is fixed.

  In a seat, particularly an automobile seat, a headrest is provided on an upper portion of a backrest portion in order to protect a seated person's head from an external impact. Conventionally, various proposals have been made regarding this type of headrest.

  For example, a vehicle headrest disclosed in Patent Document 1 is known. As shown in FIG. 15, the headrest includes a rear reinforcing member 2 to which a core member (sty) 1 is fixed, and a front reinforcing member 4 connected to the rear reinforcing member 2 via a hinge portion 3. Yes.

  The rear reinforcing member 2 and the front reinforcing member 4 are integrally formed with angle-adjusting cylindrical bodies 5 and 6 on the inner surfaces, respectively. Accordingly, the distance between the rear reinforcing member 2 and the front reinforcing member 4 is changed depending on the degree of insertion of the cylindrical body 6 into the cylindrical body 5.

JP 2005-102763 A

  Recently, in this type of headrest, it is desired to increase the dimension in the width direction. For this reason, it is necessary to improve the rigidity and strength of the entire headrest.

  However, in the above-mentioned Patent Document 1, the rear reinforcing member 2 and the front reinforcing member 4 made of synthetic resin are used as the reinforcing members, and the rear reinforcing member 2 and the front reinforcing member are increased as the headrest size increases. 4 should be set to a considerable thickness. Therefore, the headrest causes an increase in dimension in an unnecessary direction such as the front-rear direction and the vertical direction. Moreover, there is a problem that the headrest itself becomes a heavy object and a large load is applied to the core material 1.

  Therefore, instead of the rear reinforcing member 2 and the front reinforcing member 4, for example, a metal plate (plate member) may be used. However, when the headrest is enlarged in the width direction, the metal plate that reinforces the headrest is also enlarged. As a result, the swinging plate portion that is attached to the stay and swings the metal plate has a relatively small width, so that deformation such as distortion is likely to occur, and rigidity may be reduced.

  The present invention solves this type of problem, and it is possible to reduce the thickness of the entire plate member and secure the rigidity of the plate member itself, and to increase the size and weight of the headrest satisfactorily. The aim is to provide a possible headrest.

  The present invention supports the stay inserted into the seat back, the rear member fixed to the upper portion of the stay, the head of the seated person, and is connected to the upper portion of the rear member so as to swing in the front-rear direction. The present invention relates to a headrest including a movable front member, and a plate member that is internally mounted on the front member and to which a lid attachment portion that allows a lid member to be detachably attached from the outside is fixed.

  The plate member includes a swing plate portion that is swingably connected to an upper portion of the stay, and a plate main body portion that is connected to an end portion of the swing plate portion and has a larger width than the swing plate portion. In addition, a reinforcing portion is provided at a connection portion between the swing plate portion and the plate main body portion (Claim 1).

  Moreover, it is preferable that a reinforcement part passes through between a cover attachment part and a plate main-body part from a connection site | part, and is extended to the opposite side to the connection site | part of the said plate main-body part (Claim 2).

  Furthermore, it is preferable that the reinforcing portion extends wider than the width of the swinging plate portion along the longitudinal direction of the plate body portion.

  Furthermore, it is preferable that the reinforcing portion is a plurality of beads integrally formed with the plate member.

  Moreover, it is preferable that a bead extends to the fastening part by which a rocking | swiveling plate part is mounted | worn on the upper part of a stay (Claim 5).

  Further, it is preferable that a swinging member is provided on the upper portion of the stay so as to be swingable and to which the swinging plate portion is fixed, and the swinging member extends to the connecting portion to form a reinforcing portion. (Claim 6).

  In the headrest according to the present invention, the plate member is connected to the upper portion of the stay so as to be swingable, and is connected to the end portion of the swing plate portion and is wider than the swing plate portion. A plate main body portion having a large size is provided, and a reinforcing portion is disposed along the rocking plate portion on the plate member.

  Further, in the headrest according to the present invention, the plate member is swingably connected to the upper portion of the stay, and is connected to the end of the swing plate portion, and is wider than the swing plate portion. In addition to a plate body portion having a large size, the lid mounting portion is integrally provided with a reinforcing portion disposed at a connecting portion between the swing plate portion and the plate body portion.

  Furthermore, in the headrest according to the present invention, the plate member is connected to the upper portion of the stay so as to be swingable, and is connected to the end portion of the swing plate portion. And a plate body portion having a large width dimension, and the width dimension of the rocking plate portion is set to be larger than the entire length of the lid mounting portion.

  According to the first aspect of the present invention, since the reinforcing portion is provided at the connecting portion between the narrow rocking plate portion and the wide plate main body constituting the plate member, the connecting portion where stress is particularly concentrated is provided. Stiffness is improved well. Therefore, even if the plate member is enlarged, a decrease in rigidity of the plate member itself can be suppressed without increasing the wall thickness.

  As a result, the thickness of the plate member can be reduced and the rigidity of the plate member itself can be ensured, and the headrest can be increased in size and weight.

  According to the invention of claim 2, since the reinforcing portion extends from the connection portion to the opposite side of the plate body portion, the rigidity of the connection portion can be improved and the rigidity of the plate member itself can be improved. It is possible to reduce the thickness of the plate member and increase the size and weight of the headrest.

  According to the invention of claim 3, since the reinforcing portion extends wider than the width of the swinging plate portion, it is possible to improve the rigidity of the periphery of the connecting portion and improve the rigidity of the plate body portion. It becomes possible.

  According to the invention of claim 4, since the plurality of beads are integrally formed with the plate member, it is possible to suppress a decrease in rigidity of the plate member itself with a simple configuration without increasing the number of parts. It is possible to reduce the thickness of the plate member and increase the size and weight of the headrest.

  According to the invention of claim 5, since the bead extends to the fastening portion of the swing plate portion, the rigidity of the swing plate portion is improved satisfactorily, the plate member is thinned, and the headrest is made large in size. And weight reduction.

  According to the invention of claim 6, since the swinging member to which the swinging plate portion is fixed extends to the connecting portion and constitutes the reinforcing portion, with a simple configuration, without increasing the number of parts, It is possible to suppress a decrease in the rigidity of the swinging plate portion itself, and it is possible to reduce the thickness of the plate member and increase the size and weight of the headrest.

  According to the seventh aspect of the present invention, since the reinforcing portion is disposed on the plate member along the swinging plate portion, it is possible to improve the rigidity around the connection portion.

  According to the eighth aspect of the present invention, the lid mounting portion is integrally provided with a reinforcing portion that is disposed at a connection portion between the swing plate portion and the plate body portion. For this reason, the number of parts does not increase and deformation of the plate member can be satisfactorily prevented.

  According to the invention which concerns on Claim 9, the width dimension of the rocking | swiveling plate part is set larger than the full length of a lid | cover attachment part. Accordingly, since the connection range is widened, it is difficult for the load from the lid attachment portion to be transmitted to the end of the connection portion, and the rigidity of the swing plate portion can be improved satisfactorily.

  FIG. 1 is a partial perspective explanatory view of an automobile seat 12 to which a headrest 10 according to a first embodiment of the present invention is mounted. Note that the present invention is not limited to the drawings and embodiments described below.

  The seat 12 includes a seat portion 14 and a backrest portion (seat back) 16 connected to the rear end side of the seat portion 14, and the headrest 10 is mounted on the upper portion of the backrest portion 16.

  The headrest 10 is attached to the backrest 16 by inserting a pair of stays 18 a and 18 b protruding downward from the headrest 10 into stay supports 20 a and 20 b provided on the upper part of the backrest 16. .

  As shown in FIGS. 2 to 4, upper portions of the stays 18 a and 18 b are disposed in the headrest body 22, and the vicinity of the bent portions of the stays 18 a and 18 b is fixed via a beam member 24. .

  The upper ends of the stays 18a and 18b are integrated via a horizontal portion 18c, and a plate member 28 is swingably connected to the horizontal portion 18c via a rotating portion 26. The rotating portion 26 includes a spring clip (swing member) 30 that is slidably mounted on the horizontal portion 18c. The spring clip 30 includes a collar 34 and a bolt 34 and a nut (fastening portion) 36. Tighten and hold by.

  A stopper pin 38 for restricting the swing range of the spring clip 30 is fixed to the horizontal portion 18c, and a plate member 28 is fixed to one end of the spring clip 30 by welding.

  The plate member 28 is made of, for example, a steel plate, and is provided with a swing plate portion 40 that is fixed to the spring clip 30. A wide plate main body 42 that protrudes toward the stays 18 a and 18 b (sides away from each other) is integrally formed at the end of the narrow swing plate 40.

  As shown in FIGS. 2, 3, and 5, the outer peripheral portion of the plate main body portion 42 is folded back to form a flange portion 44. A lid mounting portion 46 detachably attaching a lid member, which will be described later, is welded and fixed to a substantially central portion of the plate main body portion 42.

  The lid attaching portion 46 is formed by bending a metal plate (for example, an iron plate) into a substantially U shape, and has joint portions 48 a and 48 b welded to the plate main body portion 42. The lid attachment portion 46 is provided with an attachment surface 50 that forms a gap with the plate main body portion 42, and elongated holes 52 a and 52 b are formed in the attachment surface 50.

  A plurality of claw portions 54 for attaching a trim cover, which will be described later, are formed on the plate main body portion 42 outside the lid attaching portion 46. Each claw portion 54 is configured by partially notching the plate main body portion 42 and bending it upward.

  The plate member 28 is provided with a reinforcing portion 56 so as to cover a connection portion 55 between the swing plate portion 40 and the plate main body portion 42. The reinforcing portion 56 includes a reinforcing plate member 58 made of metal or resin, and the reinforcing plate member 58 is fixed to the plate member 28. The reinforcing plate member 58 has a rectangular shape, and is set to a predetermined thickness and a predetermined material in order to maintain the strength of the plate member 28.

  As shown in FIG. 4, the headrest main body 22 includes a rear pad portion (rear member) 60a that houses the stays 18a and 18b, a front pad portion (front member) 60b that covers the plate member 28, the rear pad portion 60a, And a trim cover 62 covering the front pad portion 60b. The front pad portion 60b supports the seated person's head and can swing in the front-rear direction with the rotating portion 26 as a fulcrum on the upper portion of the rear pad portion 60a, and is held in an arbitrary angular posture.

  One end side of the trim cover 62 covers the rear pad portion 60a and is fixed to the lower side of the rear pad portion 60a, and the other end side covers the front pad portion 60b and covers the plurality of claws 54 of the plate member 28. Retained.

  In the plate member 28, a resin lid member 64 is attached to the lid mounting portion 46 (see FIGS. 2 and 4). The lid member 64 includes clips 66 a and 66 b that are press-fitted into the long holes 52 a and 52 b of the lid attachment portion 46, and a curved portion 68 is formed corresponding to the shape of the rotating portion 26.

  In the headrest 10 configured as described above, the plate member 28 that is a reinforcing member of the headrest 10 is formed in a long shape in the direction of the arrow A in order to set a large dimension in the width direction (the direction of the arrow A). (See FIG. 3).

  In the first embodiment, the plate member 28 is provided with a reinforcing portion 56 so as to cover a connection portion 55 between the narrow swing plate portion 40 and the wide plate main body portion 42. For this reason, especially the rigidity of the connection part 55 in which stress tends to concentrate concentrates favorably. Therefore, even if the plate member 28 is enlarged in the arrow A direction, it is possible to suppress a decrease in rigidity via the reinforcing plate member 58 without particularly increasing the thickness of the swing plate portion 40.

  Thereby, in the first embodiment, the entire plate member 28 can be thinned satisfactorily and the rigidity of the plate member 28 itself can be ensured only by providing the reinforcing portion 56 so as to cover the connecting portion 55. Therefore, the effect that the headrest 10 can be favorably increased in size and weight can be obtained.

  FIG. 6 is an explanatory front view of the plate member 80 constituting the headrest according to the second embodiment of the present invention. In addition, the same referential mark is attached | subjected to the component same as the plate member 28 which comprises the headrest 10 which concerns on 1st Embodiment, and the detailed description is abbreviate | omitted. Similarly, in the third and subsequent embodiments described below, detailed description thereof is omitted.

  The plate member 80 is provided with a reinforcing portion 82 so as to cover the connecting portion 55. The reinforcing portion 82 is configured to be wider than the first reinforcing plate member 84a covering the connecting portion 55 and the first reinforcing plate member 84a and is fixed to the plate main body portion 42 side, and the first reinforcing plate member 84a. And a second reinforcing plate member 84b integrated with the second reinforcing plate member 84b. The second reinforcing plate member 84 b extends wider than the width of the swing plate portion 40.

  Thereby, in 2nd Embodiment, while the rigidity around the connection part 55 improves favorably, it becomes possible to also improve the rigidity of the plate main-body part 42. FIG.

  FIG. 7 is an explanatory front view of a plate member 90 constituting a headrest according to the third embodiment of the present invention.

  The plate member 90 is provided with a reinforcing portion 92. The reinforcing portion 92 includes a first reinforcing plate member 94a that covers the connecting portion 55, a second reinforcing plate member 94b that is configured to be wider than the first reinforcing plate member 94a and is fixed to the plate main body portion 42 side, and A third reinforcing plate member 94c which is set to a width dimension equivalent to that of the first reinforcing plate member 94a and passes through the inside of the lid mounting portion 46 (a gap between the mounting surface 50 and the plate main body portion 42), and the third reinforcing plate member A fourth reinforcing plate member 94d that is wider than 94c and is parallel to the second reinforcing plate member 94b with the lid attaching portion 46 interposed therebetween is integrally provided.

  The second and fourth reinforcing plate members 94b and 94d are provided wider in the arrow A direction than the swing plate portion 40 and the lid attaching portion 46. A cutout portion is provided in the reinforcing portion 92 to form a third reinforcing plate member 94c, and the lid attaching portion 46 is fixed to the plate main body portion 42 corresponding to the cutout portion across the third reinforcing plate member 94c. Is done.

  Therefore, in the third embodiment, the same effects as those of the second embodiment are obtained, and the reinforcing portion 92 extends from the connection portion 55 to the opposite side of the plate main body portion 42. For this reason, a decrease in the rigidity of the plate member 90 itself can be suppressed, and the plate member 90 can be made thin and the headrest can be made large and light.

  FIG. 8 is an explanatory front view of the plate member 100 constituting the headrest according to the fourth embodiment of the present invention.

  A reinforcing plate member 104 constituting the reinforcing portion 102 is fixed to the plate member 100. The reinforcing plate member 104 has a rectangular shape that is long in the width direction of the plate member 100, and is disposed from the connection portion 55 to the vicinity of the end portion of the plate main body portion 42 through the inside of the lid attachment portion 46.

  Accordingly, in the fourth embodiment, the reinforcing portion 102 extends from the connection portion 55 to the opposite side of the plate main body portion 42, so that the rigidity of the connection portion 55 is improved and the rigidity of the plate member 100 itself is also increased. It is possible to improve the thickness of the plate member 100 and to make the headrest larger and lighter.

  FIG. 9 is an explanatory front view of the plate member 110 constituting the headrest according to the fifth embodiment of the present invention.

  The plate member 110 is provided with a reinforcing portion 112. The reinforcing portion 112 is configured to be wider than the first reinforcing plate member 114a covering the connecting portion 55 and the first reinforcing plate member 114a and is fixed to the plate body portion 42 side, and the lid attaching portion 46 is in-plane. And a second reinforcing plate member 114b that is fixed to the body.

  For this reason, in 5th Embodiment, the effect similar to said 1st-4th embodiment is acquired.

  FIG. 10 is an explanatory front view of the plate member 120 constituting the headrest according to the sixth embodiment of the present invention.

  The plate member 120 is provided with a reinforcing portion 122. The reinforcing portion 122 is one or more, for example, two first and second beads, passing through the center portion of the plate body portion 42 and the inside of the lid attachment portion 46 (the gap between the attachment surface 50 and the plate body portion 42). 124a and 124b. The first and second beads 124 a and 124 b extend to the vicinity of a nut (fastening portion) 36 attached to the horizontal portion 18 c of the swing plate portion 40. The first and second beads 124a and 124b are integrally formed on the plate body 42 by press working or the like.

  Therefore, in the sixth embodiment, since the first and second beads 124a and 124b are integrally formed with the plate body 42, the rigidity of the plate member 120 itself is increased with a simple configuration and without increasing the number of parts. The plate member 120 can be reduced in thickness and the headrest can be increased in size and weight.

  Further, since the first and second beads 124a and 124b extend to the vicinity of the nut (fastening portion) 36, the rigidity of the rocking plate portion 40 is improved, the plate member 120 is thinned, and the headrest is improved. In addition, the size and weight can be reduced.

  Instead of the first and second beads 124a and 124b, a metal reinforcing plate member (metal reinforcing member) having substantially the same shape as these may be fixed to the plate member 28 by welding.

  FIG. 11 is an explanatory front view of the plate member 130 constituting the headrest according to the seventh embodiment of the present invention.

  The plate member 130 is fixed with a lid attaching part 134 in which the reinforcing part 132 is integrated. The lid attaching portion 134 has joint portions 48 a and 48 b that are fixed to the plate main body portion 42, and the reinforcing portion 132 is provided to protrude toward the connecting portion 55 side.

  Thereby, in 7th Embodiment, the cover attaching part 134 has integrally provided the reinforcement part 132 arrange | positioned at the connection part 55. FIG. For this reason, the number of parts does not increase, and the deformation of the plate member 130 can be satisfactorily prevented.

  FIG. 12 is an explanatory front view of the plate member 140 constituting the headrest according to the eighth embodiment of the present invention.

  The plate member 140 is fixed with a lid attaching portion 144 in which the reinforcing portion 142 is integrated. The lid attaching portion 144 is disposed along a connecting portion 55 between the swing plate portion 40 and the plate main body portion 42 and also serves as a reinforcing function for the swing plate portion 40.

  For this reason, in the eighth embodiment, since the reinforcing portion 142 is disposed on the plate member 140 along the swing plate portion 40, the rigidity around the connection portion 55 can be improved.

  FIG. 13 is an explanatory front view of the plate member 150 constituting the headrest according to the ninth embodiment of the present invention.

  The plate member 150 includes the swing plate portion 40 set to the width dimension H1, while the full length (dimension in the direction of arrow A) H2 of the lid attachment portion 46 is set. The width dimension H <b> 1 of the swing plate part 40 is set to be larger than the total length H <b> 2 of the lid attaching part 46. Therefore, since the swing plate part 40 is configured to be wider than the lid attaching part 46, the effect that the rigidity of the swing plate part 40 is effectively improved can be obtained.

  As a result, in the ninth embodiment, since the connection range is widened, it is difficult for the load from the lid attachment portion 46 to be transmitted to the end of the connection portion, and the rigidity of the swing plate portion 40 can be improved satisfactorily. Become.

  The lid attaching portion 46 is provided on the plate main body portion 42, but the lid attaching portion 46 is provided at a connecting portion 55 between the swinging plate portion 40 and the plate main body portion 42 as in the eighth embodiment. May be arranged along.

  FIG. 14 is an explanatory front view of the plate member 160 constituting the headrest according to the tenth embodiment of the present invention.

  The plate member 160 includes a spring clip (swing member) 162 that is fixed to the swing plate portion 40. The spring clip 162 is slidably mounted on the horizontal portion 18c, and the one end 164 fixed to the swing plate portion 40 extends from the swing plate portion 40 beyond the connecting portion 55 to the plate main body portion 42. Extends a distance S.

  For this reason, in the tenth embodiment, the rigidity of the swinging plate portion 40 itself can be suppressed with a simple configuration without increasing the number of parts, and the plate member 160 can be made thinner and the headrest can be reduced. Can be increased in size and weight.

It is a partial perspective explanatory view of a car seat to which a headrest according to a first embodiment of the present invention is mounted. It is side surface explanatory drawing of the stay and plate member which comprise the said headrest. It is front explanatory drawing of the said stay and the said plate member. It is a section explanatory view of the headrest. It is a perspective explanatory view of the plate member. It is front explanatory drawing of the plate member which comprises the headrest which concerns on the 2nd Embodiment of this invention. It is front explanatory drawing of the plate member which comprises the headrest which concerns on the 3rd Embodiment of this invention. It is front explanatory drawing of the plate member which comprises the headrest which concerns on the 4th Embodiment of this invention. It is front explanatory drawing of the plate member which comprises the headrest which concerns on the 5th Embodiment of this invention. It is front explanatory drawing of the plate member which comprises the headrest which concerns on the 6th Embodiment of this invention. It is front explanatory drawing of the plate member which comprises the headrest which concerns on the 7th Embodiment of this invention. It is front explanatory drawing of the plate member which comprises the headrest which concerns on the 8th Embodiment of this invention. It is front explanatory drawing of the plate member which comprises the headrest which concerns on the 9th Embodiment of this invention. It is front explanatory drawing of the plate member which comprises the headrest which concerns on the 10th Embodiment of this invention. It is explanatory drawing of the headrest for vehicles currently disclosed by patent document 1. FIG.

Explanation of symbols

DESCRIPTION OF SYMBOLS 10 ... Headrest 12 ... Seat 16 ... Backrest part 18a, 18b ... Sti 18c ... Horizontal part 26 ... Rotating part 28, 80, 90, 100, 110, 120, 130, 140, 150, 160 ... Plate member 30, 162 ... Spring clip 40 ... Oscillating plate part 42 ... Plate body part 46, 134, 144 ... Lid attachment part 48a, 48b ... Joint part 50 ... Attachment surface 52a, 52b ... Slot 56, 82, 92, 102, 112, 122, 132, 142 ... reinforcing parts 58, 84a, 84b, 94a to 94d, 104, 114a, 114b ... reinforcing plate member 60a ... rear pad part 60b ... front pad part 62 ... trim cover 124a, 124b ... bead

Claims (9)

With the stick inserted into the backrest of the seat,
A rear member fixed to the upper portion of the stay;
A front member that supports the seated person's head and is connected to the upper portion of the rear member and swingable in the front-rear direction;
A plate member that is internally attached to the front member and to which a lid attaching portion that allows the lid member to be attached and detached from the outside is fixed;
A headrest comprising:
The plate member is a swing plate portion that is swingably connected to an upper portion of the stay;
A plate body connected to an end of the swing plate and having a larger width than the swing plate;
With
A headrest characterized in that a reinforcing portion is provided at a connecting portion between the swing plate portion and the plate main body portion.   2. The headrest according to claim 1, wherein the reinforcement portion extends between the lid attachment portion and the plate main body portion from the connection portion to an opposite side of the connection portion of the plate main body portion. Headrest characterized by.   3. The headrest according to claim 1, wherein the reinforcing portion extends wider than a width of the swinging plate portion along a longitudinal direction of the plate main body portion.   4. The headrest according to claim 1, wherein the reinforcing portion is a plurality of beads integrally formed with the plate member. 5.   5. The headrest according to claim 4, wherein the bead extends to a fastening portion where the swing plate portion is attached to an upper portion of the stay. The headrest according to claim 1, further comprising a swinging member that is swingably held on the upper portion of the stay and to which the swinging plate portion is fixed.
The headrest, wherein the swinging member extends to the connecting portion and constitutes the reinforcing portion. With the stick inserted into the backrest of the seat,
A rear member fixed to the upper portion of the stay;
A front member that supports the seated person's head and is connected to the upper portion of the rear member and swingable in the front-rear direction;
A plate member that is internally attached to the front member and to which a lid attaching portion that allows the lid member to be attached and detached from the outside is fixed;
A headrest comprising:
The plate member is a swing plate portion that is swingably connected to an upper portion of the stay;
A plate body connected to an end of the swing plate and having a larger width than the swing plate;
With
The headrest according to claim 1, wherein a reinforcing portion is disposed along the swing plate portion on the plate member. With the stick inserted into the backrest of the seat,
A rear member fixed to the upper portion of the stay;
A front member that supports the seated person's head and is connected to the upper portion of the rear member and swingable in the front-rear direction;
A plate member that is internally attached to the front member and to which a lid attaching portion that allows the lid member to be attached and detached from the outside is fixed;
A headrest comprising:
The plate member is a swing plate portion that is swingably connected to an upper portion of the stay;
A plate body connected to an end of the swing plate and having a larger width than the swing plate;
With
The headrest according to claim 1, wherein the lid attaching portion is integrally provided with a reinforcing portion disposed at a connection portion between the swing plate portion and the plate main body portion. With the stick inserted into the backrest of the seat,
A rear member fixed to the upper portion of the stay;
A front member that supports the seated person's head and is connected to the upper portion of the rear member and swingable in the front-rear direction;
A plate member that is internally attached to the front member and to which a lid attaching portion that allows the lid member to be attached and detached from the outside is fixed;
A headrest comprising:
The plate member is a swing plate portion that is swingably connected to an upper portion of the stay;
A plate body connected to an end of the swing plate and having a larger width than the swing plate;
With
The headrest characterized in that a width dimension of the swing plate portion is set larger than a total length of the lid attaching portion.

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