JP2009166546A - Vehicular seat - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a vehicular seat capable of housing a spare tire inside thereof and capable of obtaining excellent ride comfort in the state of housing a spare tire. <P>SOLUTION: This vehicular seat comprises a seat cushion 2 and a seat back 3. The seat cushion 2 has a seat cushion frame 4, which is formed into a container-like shape opened in the top surface thereof and in which a spare tire 10 can be housed so as to function as a seat cushion spring, and a seat cushion pad 5 detachably provided on a top open side 4A of the seat cushion frame 4 so as to cover the opening part in the top surface of the seat cushion frame 4. A central part of the seat cushion frame 4 is provided with a core 4C to be inserted into a hub hole 10B of the spare tire 10 when housing the spare tire 10 so as to function, with the spare tire 10, as a seat cushion spring. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

  The present invention relates to a vehicle seat, and more particularly to a vehicle seat in which a spare tire can be stored.

  In recent years, convenience and merchantability of being able to load large loads on vehicles have been demanded, so it is required to expand the luggage compartment.

  Here, the vehicle is usually equipped with a spare tire in case the tire is punctured.

  However, until now, spare tires have often been stored in the cargo compartment, so it is necessary to secure a space for storing the spare tire in the cargo compartment, and the cargo compartment is narrowed by this space. There was a problem. In addition, from the viewpoint of appearance and convenience when loading and unloading luggage, a design that eliminates a step in the spare tire storage portion is required in the luggage compartment.

  Therefore, it has been considered to store spare tires in a place other than the luggage compartment, for example, in or under the seat.

  An example of this is a seat cushion and a seat back equipped at the rear end, and the cushion body of the seat is mounted on the cushion frame so that it can be turned forward around the front end. There is a vehicle seat in which a storage container is provided in a lower end side space of the cushion body (Patent Document 1).

Further, a pedestal supported rotatably on the quarter panel so as to be mounted along the quarter panel of the body, and rotatably supported on the pedestal, having a hollow structure and having a constant inside the hollow A case configured to accommodate an object; and a leg portion retractably attached to the pedestal; and by rotating the pedestal from the quarter panel, a seat cushion portion is provided by the case. There is also a third sheet for automobiles configured (Patent Document 2).
JP-A-7-59632 JP-A-8-238966

  However, in the vehicle seat in which the storage container is provided in the lower end side space of the cushion body, there is a limit to the size of the spare tire that can be stored in the storage container, and there is a problem that a too large spare tire cannot be stored.

  In addition, in an automobile third seat in a form in which a case supported rotatably on a pedestal is used as a seat cushion, it is considered that the case is usually formed of a resin-based material.

  The present invention has been made to solve the above problems, and an object of the present invention is to provide a vehicle seat that can store a spare tire therein and that can provide a good riding comfort in a state in which the spare tire is stored. To do.

  The invention according to claim 1 is a vehicle seat comprising a seat cushion on which an occupant sits and a seat back on which the occupant leans back, wherein the seat cushion is in a container shape with an open top surface. And a seat cushion frame in which a spare tire is stored so as to function as a seat cushion spring, and a seat that is detachably provided above the seat cushion frame and covers an opening of the seat cushion frame A central portion of the seat cushion frame that is inserted into the hub hole of the spare tire and functions as a seat cushion spring together with the spare tire. It is characterized by that.

  In the vehicle seat, the spare tire is stored in the seat cushion frame with the core inserted through the hub hole. Then, after storing the spare tire in the seat cushion frame, a seat cushion pad is mounted on the upper surface of the seat cushion frame to cover the upper opening of the seat cushion frame.

  In this state, when the occupant sits on the seat cushion, the spare tire and the core stored inside function as a seat cushion spring.

  According to a second aspect of the present invention, in the vehicle seat according to the first aspect, a spacer for holding the stored spare tire in a predetermined position is provided inside the seat cushion frame. To do.

  In the vehicle seat, since the spare tire stored in the seat cushion frame is held in a predetermined position by the spacer, the spare tire is prevented from moving in the seat cushion frame while the vehicle is running. The

  According to a third aspect of the present invention, in the vehicle seat according to the first or second aspect, a lid that covers an upper surface opening of the seat cushion frame is provided between the seat cushion frame and the seat cushion pad. It is provided.

  In the vehicle seat, when the spare tire is stored in the seat cushion frame, the upper surface opening of the seat cushion frame is covered with a lid even when a step is generated between the spare tire and the upper surface of the core. Thus, the step is eliminated.

  According to a fourth aspect of the present invention, in the vehicle seat according to the third aspect, when the upper surface opening of the seat cushion frame storing the spare tire is covered with the lid, the relative position of the lid with respect to the spare tire A positioning member for positioning so as not to change is provided on the lid.

  In the vehicle seat, after the spare tire is stored in the seat cushion frame, when the upper surface opening of the seat cushion frame is covered with the lid, the relative position with respect to the spare tire is not changed by the positioning member provided on the lid. The lid is positioned.

  According to a fifth aspect of the present invention, in the vehicle seat according to any one of the first to fourth aspects, the seat cushion pad is formed integrally with an outer skin, and a seat cushion frame is formed on the outer skin. The engaging member which engages with the outer peripheral part of the is fixed.

  In the vehicle seat, the engagement member fixed to the outer skin is engaged with the engagement portion with which the engagement member engages on the outer periphery of the seat cushion frame, whereby the seat cushion pad is attached to the seat cushion frame. Can be mounted on the top surface.

  As described above, in the invention according to claim 1, since the spare tire is stored in the seat cushion frame, it is possible to secure a storage space for the spare tire without sacrificing the space of the luggage compartment. it can. Further, since the spare tire is directly stored in the seat cushion frame, it is not necessary to provide a storage container for storing the spare tire separately from the seat cushion frame, and the configuration can be simplified. In addition, since the spare tire and the core function as a seat cushion spring, the seating comfort is good.

  In the invention according to claim 2, the spare tire stored in the seat cushion frame is held at a predetermined position by the spacer. Therefore, it is possible to prevent the spare tire from being displaced due to an impact from a vehicle or an occupant and deteriorating sitting comfort.

  In the invention according to claim 3, as described above, even when a step is generated between the spare tire and the upper surface of the core when the spare tire is stored in the seat cushion frame, the seat cushion frame The step is eliminated by covering the top opening with a lid. Therefore, a better sitting comfort can be obtained as compared with the case without a lid.

  In the invention according to claim 4, since the lid is positioned so that the relative position with respect to the spare tire is not changed by the positioning member provided on the lid, the lid and the spare are compared with the case where there is no positioning member. Deterioration of sitting comfort due to a change in the relative position with the tire can be effectively suppressed.

  According to the fifth aspect of the present invention, the engagement member fixed to the skin is engaged with the engagement portion provided on the outer peripheral portion of the seat cushion frame, whereby the seat cushion pad is placed on the upper surface of the seat cushion frame. The seat cushion pad can be detached from the upper surface of the seat cushion frame by detaching the engagement member from the engagement portion.

  Therefore, the seat cushion pad can be easily attached and detached.

  In the above invention, since the seat cushion pad is formed integrally with the skin, it is easy to handle the seat cushion pad when it is attached to and detached from the seat cushion frame.

1. Embodiment 1

  Hereinafter, an example of a vehicle seat of the present invention will be described with reference to the drawings. In the drawings after FIG. 1, arrows FR, RE, UP, DN, R, and L respectively indicate a vehicle front, a vehicle rear, a vehicle upper, a vehicle lower, a right toward the vehicle front, and a left toward the vehicle front. Show how.

  As shown in FIGS. 1 and 2, the vehicle seat 1 according to the first embodiment includes a seat cushion 2 on which an occupant is seated, and a seat back 3 on which the occupant seated on the seat cushion 2 leans back.

  As shown in FIGS. 1 to 4, the seat cushion 2 is formed in a shallow box-shaped seat cushion frame 4 having an open upper surface, and above the seat cushion frame 4 so as to cover the seat cushion frame 4 from above. And a seat cushion pad 5.

  An upper surface opening 4A is formed on the upper surface of the seat cushion frame 4, and a spare tire 10 is stored on the inner side so that the tire side 10A faces the vehicle vertical direction. A substantially cylindrical core 4C is erected at the center of the bottom surface 4B of the seat cushion frame 4, and spacers 4D are disposed at the four corners of the side wall. The core 4 </ b> C is formed such that the elasticity in the compression direction is substantially the same as the elasticity along the thickness direction of the spare tire 10.

  When the spare tire 10 is stored inside the seat cushion frame 4, the core 4C is inserted into the hub hole 10B of the spare tire 10, and the spacer 4D contacts the tread surface 10C of the spare tire 10, whereby the spare tire 10 is The seat cushion frame 4 is held at a predetermined position. At the same time, the spare tire 10 and the core 4C function as a seat cushion spring.

  As shown in FIGS. 1 to 6, engagement hooks 8 to be described later are provided on the front surface of the vehicle and the right and left surfaces of the outer peripheral surface 4G of the seat cushion frame 4 toward the front of the vehicle. Two engaging holes 4E to be engaged are provided. Further, as shown in FIG. 8, an engagement protrusion 4 </ b> F protrudes toward the inside of the seat cushion frame 4 at the vehicle lower edge of the engagement hole 4 </ b> E.

  Between the spare tire 10 and the seat cushion pad 5, a lid 6 that covers the upper surface opening 4A is disposed. The lid 6 can be formed of a flexible material such as a felt or a sponge sheet. in this way. After the spare tire 10 is stored in the seat cushion frame 4, the upper surface opening 4A is covered with the lid 6, so that the occupant who has lowered the seat cushion pad 5 and seated on the seat cushion pad 5 can move between the spare tire 10 and the core 4C. The feeling of foreign matter due to unevenness can be suppressed.

  As shown in FIGS. 1, 2, 5, and 6, the top of the core 4 </ b> C when the upper surface opening 4 </ b> A of the seat cushion frame 4 is covered at the center of the vehicle lower side surface of the lid 6. Is formed in the vicinity of the side edge of each side, and is engaged with the upper opening edge of the seat cushion frame 4 when the upper opening 4A of the seat cushion frame 4 is covered. Rib-shaped projections 6B are formed. When the upper surface opening 4A is covered with the lid 6, the annular protrusion 6A engages with the core 4C and the rib-like protrusion 6B engages with the upper surface opening edge of the seat cushion frame 4, so that the lid 6 and the spare tire 10 are engaged. Further, it is possible to prevent the seat cushion from deteriorating due to the relative position of the seat cushion frame 4 being shifted.

  The seat cushion pad 5 is formed of a foam material, and the outside is covered with a skin 7. The seat cushion pad 5 and the skin 7 are integrally formed. As shown in FIGS. 1 and 2, among the surfaces of the seat cushion pad 5 facing the seat cushion frame 4, the front surface in the vehicle direction is engaged with the right and left surfaces toward the front of the vehicle. Two hooks 8 protrude inwardly.

  As shown in FIGS. 7 and 8, the engagement hook 8 is formed in a bowl shape, and has a tip 8 </ b> A protruding from the outside of the skin 7 and a root 8 </ b> B embedded in the seat cushion pad 5. Prepare.

  Hereinafter, the operation of the vehicle seat 1 according to the first embodiment will be described.

  When the vehicle seat 1 is used as a seat, as shown in FIGS. 1, 2, and 8 </ b> A, the seat cushion pad 5 is attached to the seat cushion frame 4 with the spare tire 10 stored therein, The six engagement hooks 8 of the seat cushion pad 5 are all engaged with the corresponding engagement holes 4 </ b> E of the seat cushion frame 4. In a state where the engagement hook 8 is engaged with the engagement hole 4E, as shown in FIG. 8A, the distal end portion 8A of the engagement hook 8 is engaged with the engagement protrusion 4F of the engagement hole 4E. Match.

  When taking out the spare tire 10 from the vehicle seat 1, as shown in FIG. 8B, the portion of the seat cushion pad 5 where the engagement hook 8 is provided is pressed from the outer surface of the skin 7, The engagement between the front end 8A of the mating hook 8 and the engagement protrusion 4F of the engagement hole 4E is released.

  Then, as shown in FIG. 8C, the disengaged engagement hook 8 is slightly lifted upward from the vehicle and pulled out from the engagement hole 4E.

  When all the six engaging hooks 8 are removed from the corresponding engaging holes 4E, as shown in FIG. 9, the vehicle front side end portion of the seat cushion pad 5 is lifted together with the skin 7 to the upper side of the vehicle, as shown in FIG. Remove the lid 6. Then, the spare tire 10 is taken out as shown in FIG.

  After the spare tire 10 is taken out, the seat cushion pad 5 is returned to its original position, and the six engagement hooks 8 are inserted into the engagement holes 4E of the seat cushion frame 4 and engaged with the engagement protrusions 4F. Then, the seat cushion pad 5 is fixed to the seat cushion frame 4.

  As mentioned above, although the vehicle seat which concerns on Embodiment 1 was demonstrated, if this invention is a vehicle seat of the form which stores a spare tire in a vehicle, it will not be limited to the sheet | seat for normal passenger cars, For light vehicles It can also be applied to seats, seats for wagons and light trucks.

FIG. 1 is a cross-sectional view taken along a plane along the vehicle front-rear direction showing a state in which a spare tire is stored in the vehicle seat according to the first embodiment. FIG. 2 is a cross-sectional view taken along a plane along the vehicle left-right direction showing a state in which a spare tire is stored in the vehicle seat according to the first embodiment. FIG. 3 is a perspective view illustrating a state in which a spare tire is stored in a seat cushion frame included in the vehicle seat according to the first embodiment. FIG. 4 is a perspective view illustrating a state in which a spare tire is taken out from the seat cushion frame included in the vehicle seat according to the first embodiment. FIG. 5 is a perspective view showing a state in which the upper surface opening is covered with a lid in the seat cushion frame provided in the vehicle seat according to the first embodiment. FIG. 6 is a perspective view showing a state where a cover is to be placed on the upper surface opening of the seat cushion frame in a state where the spare tire is stored. FIG. 7 is a perspective view illustrating a form of an engagement hook provided on a seat cushion pad included in the vehicle seat according to the first embodiment. FIG. 8 is an explanatory diagram showing a procedure for releasing the engagement from a state in which the engagement hook is engaged with an engagement hole provided in a seat cushion frame. FIG. 9 is an explanatory diagram illustrating a part of a procedure from releasing the engagement of the engagement hook to lifting the seat cushion pad in the vehicle seat according to the first embodiment. FIG. 10 is an explanatory diagram illustrating a part of a procedure for lifting the seat cushion pad and removing the lid from the seat cushion frame in the vehicle seat according to the first embodiment. FIG. 11 is an explanatory diagram showing a procedure until the spare tire stored in the seat cushion frame is taken out after removing the lid.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Vehicle seat 2 Seat cushion 3 Seat back 4 Seat cushion frame 4A Upper surface opening (opening)
4B Bottom face 4C Core 4D Spacer 4E Engagement hole 4F Engagement protrusion 4G Outer peripheral surface 5 Seat cushion pad 6 Lid 6A Toroidal protrusion (positioning member)
6B Rib projection (positioning member)
7 Skin 8 Engaging hook (engaging member)
8A Tip 8B Root 10 Spare tire

Claims (5)

A vehicle seat comprising: a seat cushion on which an occupant sits; and a seat back on which the occupant leans back,
The seat cushion is in a container shape with an upper surface opened, and a seat cushion frame that is stored so that a spare tire functions as a seat cushion spring therein is provided detachably on the upper side of the seat cushion frame, A seat cushion pad that covers the opening of the seat cushion frame, and
A seat for a vehicle, wherein a core that functions as a seat cushion spring together with the spare tire is provided in a central portion of the seat cushion frame, and is inserted into a hub hole of the spare tire when the spare tire is stored. .   The vehicle seat according to claim 1, wherein a spacer for holding the stored spare tire in a predetermined position is provided inside the seat cushion frame.   The vehicle seat according to claim 1, wherein a lid that covers an upper surface opening of the seat cushion frame is provided between the seat cushion frame and the seat cushion pad.   The positioning member for positioning so that the relative position of the lid with respect to the spare tire does not change when the upper surface opening of the seat cushion frame storing the spare tire is covered with the lid is provided on the lid. The vehicle seat described in 1.   5. The seat cushion pad according to claim 1, wherein the seat cushion pad is formed integrally with an outer skin, and an engagement member that engages with an outer peripheral portion of the seat cushion frame is fixed to the outer skin. The vehicle seat as described.

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