JP5632601B2 - Vehicle seat structure - Google Patents

Description

  The present invention relates to a seat structure for a vehicle such as an automobile, a ship, an aircraft, and a railway vehicle.

  A conventional vehicle, in particular, an automobile seat structure includes a seat cushion and a seat back. The upper end of the seat back has a use position where the head of the seated person can be received from the rear side, and the use A headrest that can move between a retracted position that deviates downward from the position, and when the headrest is in the retracted position, it is located on the backrest surface of the seatback, and the back of the seated person leans against the seatback A member in which a seating prevention member capable of preventing the movement is connected to the headrest (prior art document 1) is known as a prior art.

JP 2009-035115 A

  However, since the seating prevention member is connected to the lower end portion of the headrest, such a conventional technique has a problem that a gap is generated between the lower end portion of the headrest and the seating prevention member, and the appearance is not good. .

  In order to solve the above-described problems, the present invention provides a vehicle seat structure that has no gap between the lower end portion of the headrest and the seating prevention member and has improved appearance.

In order to solve the above-described problem, a vehicle seat structure according to claim 1 of the present invention includes a seat back having an upper end that is a height at which a seated person's head cannot be received at a rear position; A vehicle seat structure having a headrest supported by an upper end portion of a seat back, wherein the headrest protrudes upward from an upper end portion of the seat back so that a seated person's head is positioned at a rear position. A stay member that is supported so as to be vertically movable between a use position at a height that can be received and a storage position at a height at which the head of the seated person cannot be received at a rear position, and an upper end of the stay member It is possible to hold the seated person's head in the use position by being supported by the portion, and in the retracted position, it projects forward from the surface of the seat back to the seated person's back as a protruding object. Has a headrest body made of cushioning material, the holding portion of both side portions are formed so as to sandwich the front and rear surface portions and said surface face for covering the front of and the headrest body made of synthetic resin material having a self-supporting give It is characterized by comprising a cover member.

  Further, in the vehicle seat structure according to claim 2 of the present invention, the cover member according to claim 1 is housed so as to wrap the lower side of the headrest body and is locked to the upper side of the headrest body. It is characterized by.

According to the first aspect of the invention, as vehicle seat structure, the headrest, the by protruding upward from the upper end portion of the seat back, a height capable of receiving the occupant's head in the rear position A stay member that is supported so as to be vertically movable between a use position and a retracted position at a height at which the seated person's head cannot be received at the rear position, and is supported by the upper end portion of the stay member. A headrest body made of a cushioning material capable of holding the seated person's head in the use position and projecting forward from the seat back surface to the seated person's back in the retracted position as a protrusion on the seated person's back , mosquitoes having holding portions which are formed so as to sandwich the both side portions of the surface portion and said surface face for covering the front of and the headrest body made of synthetic resin material having a self-supporting from the front and rear The upper part of the seat back and the headrest are only high enough that the headrest of the seat occupant cannot be received at the rear position by making the headrest in the retracted position of the seat back. Since the rear view is improved, the headrest in that state protrudes forward from the surface of the seat back depending on the surface of the seat back, giving the seated person a sense of incongruity, Giving the seated person a feeling of not wanting to sit down. That is, it has a seating prevention function. Further, by setting the headrest to the use position, the headrest of the seated person can be received at the rear position, and the headrest in that state is along the back of the seated person. Furthermore, the cover member covers the headrest body having a seating prevention function, so that the appearance can be improved.

  According to the present invention, the cover member is specially related to the cover member that is housed so as to wrap the lower side of the headrest body and is locked to the upper side of the headrest body. Even if the stopping means is not provided, the cover member can be supported on the headrest body, and the manufacturing cost can be reduced.

Sectional drawing which shows the structure around the vehicle seat which concerns on Example 1 of this invention, especially a headrest. The perspective view of the stay member of FIG. The perspective view of the cover member of FIG.

  Hereinafter, embodiments of the present invention will be described in detail. In the present invention, there is no gap between the lower end portion of the headrest and the seating prevention member, and the purpose of providing a vehicle seat structure with improved appearance can be received at the back position of the seated person's head. A seat structure for a vehicle having a seat back having an upper end that is not high and a headrest supported by the upper end of the seat back, the headrest protruding upward from the upper end of the seat back It is possible to move up and down between the use position of the height that can receive the seated person's head at the rear position and the storage position of the height that cannot receive the seated person's head at the rear position. A stay member that is supported, and a head of a seated person can be held in the use position by being supported by an upper end portion of the stay member, and the seat back in the retracted position It consists of a headrest body made of a cushioning material that protrudes forward from the surface and gives a sense of incongruity as a protruding object on the back of the seated person, and a cover member that is made of a synthetic resin material that is self-supporting and covers the headrest body. This has been realized. Embodiments of the present invention will be described below with reference to the drawings.

  A structure according to the first embodiment of the present invention will be described with reference to FIGS. The vehicle seat structure 1 as a vehicle according to the first embodiment includes a seat back 2 having an upper end 2a at a height at which the head of a seated person (not shown) cannot be received at the position of the rear RR, and the seat back 2 And a headrest 3 supported by the upper end 2a.

The headrest 3 has a height that allows a head of a seated person (not shown) to be received at the position of the rear RR by protruding upward by a headrest holder 4 supported by the upper end 2a of the seat back 2. Up-and-down UP-LWR between the position (shown by a solid line in FIG. 1) and a retracted position (shown by a two-dot chain line in FIG. 1) at which the seated person's head (not shown) cannot be received at the rear RR position The support member 5 is movably supported by the support member 5 and is supported by the upper end portion 5a of the stay member 5 so that the seated person's head (not shown) can be held at the use position and the storage member is at the retracted position. A foamed polyurethane foam on the surface of the seat back 2, that is, from the front surface 2b that supports the back of the seated occupant (not shown) to the front FR and gives an uncomfortable feeling to the back of the seated occupant as a projection. And a cover member 8 made of a synthetic resin material having a self-supporting property and covering the headrest body 7, and the cover member. 8 together with a more becomes configured as surface material 9 made of polyvinyl chloride obtained by covering, the cover member 8 is made fixed by the skin material 9.

  The stay member 5 has a predetermined interval 10 in the left-right direction and is formed in a straight line, and can move up and down, and secures a stop at an appropriate position by a stopper means (not shown), and the slide member A support portion 5c bent at the front side FR at the upper end portion 5a of 5b and suspended to an appropriate position is made of an iron pipe, and the cushioning material 6 is foamed integrally with the stay member 5. Being done.

  When the headrest body 7 is positioned on the front surface 2b of the seat back 2 when in the retracted position, as shown by a two-dot chain line in FIG. It becomes difficult to bend, and the foreign object feeling further increases.

  The cover member 8 is formed to be uniformly formed so as to cover the front FR of the headrest main body 7, and is formed on both sides of the surface portion 8 a and is suspended from the cushioning material 6. It comprises clamping parts 8b, 8b formed so as to sandwich the hanging part 6a from the front and back, and a locking part 8c formed on an extension of the upper side UP of the surface part 8a.

  Next, the operation of the first embodiment will be described.

The vehicle seat 1 is supported by a seat back 2 having an upper end 2a at a height at which the head of a seated person (not shown) cannot be received at the position of the rear RR, and an upper end 2a of the seat back 2. The headrest 3 has a height that can receive a seated person's head (not shown) at the position of the rear RR by protruding upward from the upper end 2a of the seat back 2 A stay member 5 that is supported so as to be movable up and down between a retracted position at a height that cannot receive the position and the head of a seated person (not shown) at the position of the rear RR, and an upper end portion 5a of the stay member 5 By being supported, the head of a seated person (not shown) can be held in the use position, and is projected from the front surface 2b on the surface of the seat back 2 to the front side FR in the retracted position. The headrest body 7 is made of a cushioning material 6 that gives an uncomfortable feeling to the back of a seated person, and the cover member 8 is made of a synthetic resin material having self-supporting properties and covers the headrest body 7. Thus, by setting the headrest 3 to the retracted position of the seatback 2, the upper end 2a of the seatback 2 and the headrest 3 that are only high enough to receive a seated person's head not shown in the rear RR position. since bets are identical height, not only to improve the visibility of the rear RR, the headrest 3 of that state, the front surface 2b is on the surface of the seat back 2, a front surface 2b is on the surface of the seat back 2 forward FR Since it protrudes, it gives an uncomfortable feeling to the seated person's back (not shown) and gives the seated person the feeling that he / she does not want to sit. That is, it has a seating prevention function. Further, by setting the headrest 3 to the use position, not only the head of the seated person (not shown) can be received at the position of the rear RR, but the headrest 3 in this state is along the back of the seated person (not shown). .

  Further, the cover member 8 is housed so as to wrap the lower LWR of the headrest body 7 and is locked on the upper side of the headrest body 7 by a locking portion 8c, so that no special locking means is provided. In both cases, the cover member 8 can be supported on the headrest body 7, and the manufacturing cost can be reduced.

  In the first embodiment, the seat structure for an automobile is described. However, the seat structure for a vehicle such as a ship, an aircraft, and a railway vehicle may be used.

DESCRIPTION OF SYMBOLS 1 Seat structure for motor vehicles 2 Seat back 2a The upper end part of a seat back 2b The front surface (on a surface) of a seat back
DESCRIPTION OF SYMBOLS 3 Headrest 5 Stay member 5a Upper end part of 5a stay member 6 Buffer member 7 Headrest main body 8 Cover member

Claims (2)

A seat structure for a vehicle having a seat back having an upper end as a height at which a seated person's head cannot be received at a rear position, and a headrest supported by the upper end of the seat back,
The headrest protrudes upward from the upper end of the seat back, thereby receiving the seating person's head at a rear position and the seating person's head at a rear position. A stay member that is supported so as to be movable up and down between storage positions that cannot be moved, and the upper end of the stay member can support the seated person's head at the use position. And a headrest body made of a cushioning material that protrudes forward from the surface of the seat back in the retracted position to give a sense of incongruity as a protrusion on the back of the seated person, and is made of a synthetic resin material having independence and forward of the headrest body vehicular, characterized by comprising the further configured with a cover member having a clamping portion for the both side portions of the surface portion and said surface face covers are formed so as to sandwich the front and back sheets Capital structure. The vehicle seat structure according to claim 1,
The vehicle seat structure, wherein the cover member is housed so as to wrap the lower side of the headrest body and is locked to the upper side of the headrest body.

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