JP2019064574A - Vehicle seat - Google Patents

Vehicle seat Download PDF

Info

Publication number
JP2019064574A
JP2019064574A JP2018077831A JP2018077831A JP2019064574A JP 2019064574 A JP2019064574 A JP 2019064574A JP 2018077831 A JP2018077831 A JP 2018077831A JP 2018077831 A JP2018077831 A JP 2018077831A JP 2019064574 A JP2019064574 A JP 2019064574A
Authority
JP
Japan
Prior art keywords
spring member
side spring
spring
vehicle seat
vehicle
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP2018077831A
Other languages
Japanese (ja)
Other versions
JP6997938B2 (en
Inventor
中村　隆
Takashi Nakamura
隆 中村
勇司 小森
Yuji Komori
勇司 小森
慶隆 石原
Yoshitaka Ishihara
慶隆 石原
嘉明 森田
Yoshiaki Morita
嘉明 森田
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Imasen Electric Industrial Co Ltd
Original Assignee
Imasen Electric Industrial Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Imasen Electric Industrial Co Ltd filed Critical Imasen Electric Industrial Co Ltd
Priority to PCT/JP2018/035279 priority Critical patent/WO2019065563A1/en
Publication of JP2019064574A publication Critical patent/JP2019064574A/en
Application granted granted Critical
Publication of JP6997938B2 publication Critical patent/JP6997938B2/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Seats For Vehicles (AREA)

Abstract

To provide a vehicle seat which can inhibit swing of a seated occupant in a vehicle lateral direction.SOLUTION: A stabilizer 10 includes a right rigid plate 12R and a left rigid plate 12L and a connection member 14 which connects the right rigid plate 12R to the left rigid plate 12L. A seat cushion 20 includes the stabilizer 10 which moves a right first spring 28R1 and a right second spring 28R2 located at the right side in conjunction with a left first spring 28L1 and a left second spring 28L2 located at the left side, and thus swing of a seated occupant can be inhibited in a vehicle lateral direction.SELECTED DRAWING: Figure 1

Description

本発明は、車両用シートに関する。 The present invention relates to a vehicle seat.

特許文献１には、シートクッション内のコイルスプリングにエアーダンパを配置し、エアーダンパによってシートクッションの沈み込みを制御し、乗員の不快感を軽減する技術が開示されている。 Patent Document 1 discloses a technique in which an air damper is disposed on a coil spring in a seat cushion, and the sinking of the seat cushion is controlled by the air damper to reduce a passenger's discomfort.

特開平５−２６９０２９号公報Unexamined-Japanese-Patent No. 5-269029 gazette 特開２０１６−９７７０２号公報JP, 2016-97702, A

特許文献１では、複数のエアーダンパを用いるため、製造コストが嵩み、また、複雑な構成を採用しているため、長期に渡り信頼性を得るのは難しいと考えられる。 According to Patent Document 1, since a plurality of air dampers are used, the manufacturing cost is high, and since a complicated configuration is adopted, it is considered difficult to obtain reliability over a long period of time.

本発明の目的は、着座乗員の車両左右方向の揺動を抑制することができる車両用シートを提供することである。 An object of the present invention is to provide a vehicle seat capable of suppressing the swinging of a seated occupant in the lateral direction of the vehicle.

本発明に係る車両用シートは、乗員が着座するシートクッション内に、進行方向に対して右側のバネ部材と左側のバネ部材とを備える。そして、前記右側のバネ部材と前記左側のバネ部材とを連動させるスタビライザーを前記シートクッションに備えたことを技術的特徴とする。 A vehicle seat according to the present invention includes a spring member on the right side and a spring member on the left side in the direction of travel in a seat cushion on which an occupant sits. A technical feature is that the seat cushion is provided with a stabilizer that interlocks the right side spring member and the left side spring member.

本発明の車両用シートは、右側のバネ部材と左側のバネ部材とを連動させるスタビライザーをシートクッションに備えるため、スタビライザーを付加するという簡易且つ廉価な構成で、着座乗員の車両左右方向の揺動を抑制することができる。また、構成が簡易であるため、長期に渡り高い信頼性を備える。 The vehicle seat according to the present invention is provided with a stabilizer for linking the right and left spring members to the seat cushion, so that a simple and inexpensive configuration in which the stabilizer is added, the vehicle occupant swings in the lateral direction of the vehicle. Can be suppressed. In addition, since the configuration is simple, it has high reliability for a long time.

図１（Ａ）は、本発明の第１実施形態に係る車両用シートのシートクッションの平面図であり、図１（Ｂ）はシートクッション内のバネ配置を示す平面図であり、図１（Ｃ）はバネ上にスタビライザーを配置した状態を示す平面図である。Fig. 1 (A) is a plan view of a seat cushion of a vehicle seat according to a first embodiment of the present invention, and Fig. 1 (B) is a plan view showing a spring arrangement in the seat cushion. C) is a top view which shows the state which arrange | positioned the stabilizer on a spring. 図２（Ａ）は、第１実施形態の車両用シートのスタビライザーの平面図であり、図２（Ｂ）は図２（Ａ）のｂ１矢視図であり、図２（Ｃ）は図１（Ｃ）中のＣ−Ｃ断面を示す部分断面図で、図２（Ｄ）はバネ剛性の説明図である。Fig. 2 (A) is a plan view of the stabilizer of the vehicle seat according to the first embodiment, Fig. 2 (B) is a view on arrow b1 of Fig. 2 (A), and Fig. 2 (C) is Fig. 1 (C) It is a fragmentary sectional view showing a C-C section in Drawing 2, and Drawing 2 (D) is an explanatory view of spring rigidity. スタビライザーの動作の説明図であり、図３（Ａ）は直線走行時を、図３（Ｂ）は従来品の車両用シートのコーナ走行時を、図３（Ｃ）は第１実施形態の車両用シートのコーナ走行時を示している。FIG. 3A is an explanatory view of the operation of the stabilizer, FIG. 3A is a straight traveling, FIG. 3B is a corner traveling of a conventional vehicle seat, and FIG. 3C is a vehicle of the first embodiment It shows when the corner travel of the seat for the seat. 図４（Ａ）は、第１実施形態の第１改変例に係る車両用シートのスタビライザーの平面図であり、図４（Ｂ）は図４（Ａ）のｂ２矢視図であり、図４（Ｃ）は、第１実施形態の第１改変例のスタビライザーをバネ上に配置した状態を示す平面図である。Fig. 4 (A) is a plan view of a stabilizer of a vehicle seat according to a first modification of the first embodiment, and Fig. 4 (B) is a view on arrow b2 of Fig. 4 (A). (C) is a top view which shows the state which has arrange | positioned the stabilizer of the 1st modification of 1st Embodiment on a spring. 本発明の第２実施形態に係る車両用シートのスタビライザーの斜視図である。It is a perspective view of a stabilizer of a vehicular seat concerning a 2nd embodiment of the present invention. 第２実施形態の第１改変例に係る車両用シートのスタビライザーの斜視図である。It is a perspective view of a stabilizer of a vehicular seat concerning the 1st modification of a 2nd embodiment. 本発明の第３実施形態に係る車両用シートのスタビライザーの斜視図である。It is a perspective view of a stabilizer of a vehicular seat concerning a 3rd embodiment of the present invention. 第３実施形態に係る車両用シートのスタビライザーの斜視図である。It is a perspective view of a stabilizer of a vehicular seat concerning a 3rd embodiment. 第３実施形態の第１改変例に係る車両用シートのシートクッションの平面図である。It is a top view of the seat cushion of the vehicular seat concerning the 1st modification of a 3rd embodiment.

[第１実施形態]
図１（Ａ）は、本発明の第１実施形態に係る車両用シートのシートクッション２０の平面図であり、図１（Ｂ）はシートクッション２０内のバネ２８Ｒ１、２８Ｒ２、２８Ｌ１、２８Ｌ２の配置を示す平面図であり、図１（Ｃ）はバネ上にスタビライザー１０を配置した状態を示す平面図である。図２（Ａ）はスタビライザー１０の平面図であり、図２（Ｂ）は図２（Ａ）のｂ１矢視図である。以下の説明において、「前」、「後」、「右」、「左」、「上」、「下」とは、車両進行方向から見た方向を意味する。 First Embodiment
FIG. 1A is a plan view of the seat cushion 20 of the vehicle seat according to the first embodiment of the present invention, and FIG. 1B is an arrangement of the springs 28R1, 28R2, 28L1, and 28L2 in the seat cushion 20. FIG. 1 (C) is a plan view showing a state in which the stabilizer 10 is disposed on the spring. 2 (A) is a plan view of the stabilizer 10, and FIG. 2 (B) is a view on arrow b1 of FIG. 2 (A). In the following description, “front”, “rear”, “right”, “left”, “upper”, and “lower” mean directions as viewed from the vehicle traveling direction.

車両用シートのシートクッション２０は、図示しない一対の前後スライドレール上に車両前後方向に移動可能に支持されている。シートクッション２０の後方、上側には図示しないシートバックが取付られている。シートクッション２０は、シートフレーム２４上にシート布２２を覆うことにより構成されている。図１（Ｂ）に示されるように、シートフレーム２４は、右側壁２４Ｒと左側壁２４Ｌと先端部２４Ｆとから成るＵ字状の枠体である。シートフレーム２４の右側壁２４Ｒと左側壁２４Ｌとの後方には、図示しないシートバックを傾動調整するためのシャフト２６が設けられている。右第１バネ２８Ｒ１、右第２バネ２８Ｒ２、左第１バネ２８Ｌ１、左第２バネ２８Ｌ２の４本のバネは、略Ｓ字状の連続するＳ字状バネから成り、シャフト２６とシートフレーム２４の先端部２４Ｆとの間に渡されている。右第１バネ２８Ｒ１、右第２バネ２８Ｒ２、左第１バネ２８Ｌ１、左第２バネ２８Ｌ２の下側には図示しないクッション材が収容されている。 The seat cushion 20 of the vehicle seat is supported movably in the longitudinal direction of the vehicle on a pair of front and rear slide rails (not shown). A seat back (not shown) is attached to the rear and upper sides of the seat cushion 20. The seat cushion 20 is configured by covering the seat cloth 22 on the seat frame 24. As shown in FIG. 1 (B), the seat frame 24 is a U-shaped frame composed of a right side wall 24R, a left side wall 24L and a tip 24F. At the rear of the right side wall 24R and the left side wall 24L of the seat frame 24, a shaft 26 for adjusting the tilt of a seat back (not shown) is provided. The four springs of the first right spring 28R1, the second right spring 28R2, the first left spring 28L1 and the second left spring 28L2 are formed of a substantially S-shaped continuous S-shaped spring, and the shaft 26 and the seat frame 24 Between the tip 24F of the A cushioning material (not shown) is accommodated below the first right spring 28R1, the second right spring 28R2, the first left spring 28L1, and the second left spring 28L2.

右第１バネ２８Ｒ１、右第２バネ２８Ｒ２、左第１バネ２８Ｌ１、左第２バネ２８Ｌ２の上側であって、前述したシート布２２の下にスタビライザー１０が配置されている。スタビライザー１０は、コ字状板材１２を有する。コ字状板材１２は、右第１バネ２８Ｒ１の直上に設けられ、上下方向への可撓性を備え、車両進行方向に沿って設けられた右剛性板１２Ｒと、左第１バネ２８Ｌ１の直上に設けられ、上下方向への可撓性を備え、車両進行方向に沿って設けられた左剛性板１２Ｌと、右剛性板１２Ｒと左剛性板１２Ｌを延在させる基部１２Ｃとから成る。右剛性板１２Ｒは、干渉を避けるためシートフレーム２４の右側壁２４Ｒの内側に設けられ、左剛性板１２Ｌは左側壁２４Ｌの内側に設けられる。コ字状板材１２は、弾性を有する金属板、樹脂板、木材等から１体構成されている。右剛性板１２Ｒ、左剛性板１２Ｌは、先端側が上下に揺動する片持ち板バネを構成する。図１（Ｃ）中のＣ−Ｃ断面を図２（Ｃ）は示す。右第１バネ２８Ｒ１（左第１バネ２８Ｌ１）のＳ字状にクランクしているバネ線間距離ＣＬ当たりの前後方向の剛性よりも、右剛性板１２Ｒ（左剛性板１２Ｌ）の距離ＣＬ当たりの前後方向の剛性は高い。これにより、図２（Ｄ）に示されるように、バネ線間に右剛性板１２Ｒ（左剛性板１２Ｌ）が撓まないよう構成されている。なお、右剛性板１２Ｒが上に乗る右第１バネ２８Ｒ１の弾性よりも右剛性板１２Ｒの乗らない右第２バネ２８Ｒ２の弾性が高い方が、乗員の快適性の為に好ましい。同様に、左剛性板１２Ｌが上に乗る左第１バネ２８Ｌ１の弾性よりも左第２バネ２８Ｌ２の弾性が高い方が好ましい。コ字状板材１２の基部１２Ｃはシートバック側の後方であって、乗員が着座しない乗員臀部からの荷重の加わらない位置、即ち、シャフト２６上に配置される。 The stabilizer 10 is disposed on the upper side of the first right spring 28R1, the second right spring 28R2, the first left spring 28L1, and the second left spring 28L2 and under the above-described sheet cloth 22. The stabilizer 10 has a U-shaped plate 12. The U-shaped plate member 12 is provided immediately above the right first spring 28R1, has flexibility in the vertical direction, and is provided immediately above the left first spring 28L1 and the right rigid plate 12R provided along the vehicle traveling direction. And a left rigid plate 12L provided along the traveling direction of the vehicle, and a base 12C for extending the right rigid plate 12R and the left rigid plate 12L. The right rigid plate 12R is provided inside the right side wall 24R of the seat frame 24 to avoid interference, and the left rigid plate 12L is provided inside the left side wall 24L. The U-shaped plate member 12 is made of a metal plate having elasticity, a resin plate, wood, or the like. The right rigid plate 12R and the left rigid plate 12L constitute a cantilever plate spring whose tip end side swings up and down. FIG.2 (C) shows the CC cross section in FIG.1 (C). The rigidity C of the right rigid plate 12R (left rigid plate 12L) is greater than the rigidity in the front-rear direction of the spring wire distance CL which is cranked in the S shape of the right first spring 28R1 (left first spring 28L1) The rigidity in the longitudinal direction is high. Thereby, as shown in FIG. 2D, the right rigid plate 12R (left rigid plate 12L) is configured not to bend between the spring wires. It is preferable that the elasticity of the right second spring 28R2 on which the right rigid plate 12R is not placed be higher than the elasticity of the right first spring 28R1 on which the right rigid plate 12R rests for the comfort of the occupant. Similarly, it is preferable that the elasticity of the left second spring 28L2 be higher than the elasticity of the left first spring 28L1 on which the left rigid plate 12L rests. The base 12C of the U-shaped plate member 12 is disposed at the rear on the seat back side and on the shaft 26 at a position where no load is applied from the buttocks on which the occupant is not seated.

図２（Ａ）に示されるように、スタビライザー１０は、右剛性板１２Ｒと左剛性板１２Ｌの先端内側に該右剛性板１２Ｒと左剛性板１２Ｌとを連結する連結部材１４を有する。連結部材１４は、右第２バネ２８Ｒ２と左第２バネ２８Ｌ２との上に配置される。連結部材１４は、矩形形状の右連結部材１４Ｒと左連結部材１４Ｌとから構成される。右連結部材１４Ｒと左連結部材１４Ｌとは、右連結部材１４Ｒと左連結部材１４Ｌとが折れ曲がるための屈曲部を構成する蝶番１６で連結されている。また、右剛性板１２Ｒと右連結部材１４Ｒとは蝶番１６で連結されている。左剛性板１２Ｌと左連結部材１４Ｌとは蝶番１６で連結されている。 As shown in FIG. 2A, the stabilizer 10 has a connecting member 14 for connecting the right rigid plate 12R and the left rigid plate 12L to the inside of the tip of the right rigid plate 12R and the left rigid plate 12L. The connecting member 14 is disposed on the right second spring 28R2 and the left second spring 28L2. The connecting member 14 is composed of a rectangular right connecting member 14R and a left connecting member 14L. The right connecting member 14R and the left connecting member 14L are connected by a hinge 16 which constitutes a bending portion for bending the right connecting member 14R and the left connecting member 14L. The right rigid plate 12R and the right connecting member 14R are connected by a hinge 16. The left rigid plate 12L and the left connecting member 14L are connected by a hinge 16.

図３は、スタビライザーの動作の説明図であり、図３（Ａ）は直線走行時を、図３（Ｂ）は従来品の車両用シートのコーナ走行時を、図３（Ｃ）は第１実施形態の車両用シートのコーナ走行時を示している。図３（Ａ）に示される直線走行時の例では、シート面に垂直方向に０．９８Ｇが加わっている。図３（Ｂ）、図３（Ｃ）に示されるコーナ走行時の例では、シート面に垂直方向に０．９８Ｇの重力が加わると同時に、平行方向に０．２Ｇの遠心力が加わっている。図３（Ｂ）に示されるスタビライザーを備えない従来品の車両用シートでは、シートに対する座骨の傾きは５．０゜であった。図３（Ｃ）に示される第１実施形態の車両用シートではシートに対する座骨の傾きは１．６゜に抑えられた。 FIG. 3 is an explanatory view of the operation of the stabilizer, and FIG. 3 (A) shows straight travel, FIG. 3 (B) shows corner travel of a conventional vehicle seat, and FIG. 3 (C) shows first. The corner travel time of the vehicle seat of embodiment is shown. In the example of linear travel shown in FIG. 3A, 0.98 G is added in the direction perpendicular to the seat surface. In the example at the time of corner traveling shown in FIG. 3 (B) and FIG. 3 (C), simultaneously with the gravity of 0.98 G being applied in the vertical direction to the sheet surface, the centrifugal force of 0.2 G is being applied in the parallel direction . In the conventional vehicle seat provided with no stabilizer shown in FIG. 3 (B), the inclination of the seat bone with respect to the seat was 5.0 °. In the vehicle seat of the first embodiment shown in FIG. 3C, the inclination of the seat bone with respect to the seat is suppressed to 1.6 °.

第１実施形態の車両用シートでは、横揺れの生じるコーナ走行時等に座骨の傾きが抑えられるので、着座乗員の上半身、頭部の傾きが小さくなり、着座乗員の車両左右方向の揺動を抑制できる。右側の右第１バネ２８Ｒ１、右第２バネ２８Ｒ２と左側の左第１バネ２８Ｌ１、左第２バネ２８Ｌ２とを連動させるスタビライザー１０をシートクッションに備えるため、スタビライザー１０を付加するという簡易且つ廉価な構成で、着座乗員の車両左右方向の揺動を抑制することができる。また、構成が簡易であるため、長期に渡り高い信頼性を備える。 In the vehicle seat of the first embodiment, since the inclination of the seat bone is suppressed during corner travel where rolling occurs, the inclination of the upper body of the seated occupant and the head is reduced, and the lateral movement of the seated occupant It can be suppressed. Because the seat cushion is provided with the stabilizer 10 for interlocking the right first spring 28R1 and the right second spring 28R2 with the left first spring 28L1 and the left second spring 28L2, the stabilizer 10 is added, so simple and inexpensive With the configuration, it is possible to suppress the swinging of the seated occupant in the lateral direction of the vehicle. In addition, since the configuration is simple, it has high reliability for a long time.

[第１実施形態の第１改変例]
図４（Ａ）は、第１実施形態の第１改変例に係る車両用シートのスタビライザー１０の平面図であり、図４（Ｂ）は、図４（Ａ）のｂ２矢視図である。 First Modified Example of First Embodiment
Fig. 4 (A) is a plan view of a stabilizer 10 of a vehicle seat according to a first modification of the first embodiment, and Fig. 4 (B) is a view on arrow b2 of Fig. 4 (A).

第１実施形態の第１改変例では、スタビライザー１０は、右剛性板１２ＫＲと左剛性板１２ＫＬと基部１２ＫＣとから成るコ字状部１２Ｋと、右剛性板１２ＮＲと左剛性板１２ＮＬとを連結する連結部１２Ｎとから構成される。連結部１２Ｎは、右連結部１２ＮＲと左連結部１２ＮＬとから成る。右連結部１２ＮＲと左連結部１２ＮＬとの間には、右連結部１２ＮＲと左連結部１２ＮＬとが折れ曲がるための板厚を薄くした屈曲部１２ｆが設けられている。また、右剛性板１２ＫＲと右連結部材１２ＮＲとの間に屈曲部１２ｆが形成されている。左剛性板１２ＫＬと左連結部材１２ＮＬとの間に屈曲部１２ｆが形成されている。第１実施形態の第１改変例のスタビライザー１０は、弾性を有する１枚の矩形板１２の中央に開口１２Ｏが設けられ、右連結部１２ＮＲと左連結部１２ＮＬとの間に板厚を薄くする屈曲部１２ｆが設けられ、右剛性板１２ＫＲと右連結部材１２ＮＲとの間に屈曲部１２ｆが形成され、左剛性板１２ＫＬと左連結部材１２ＮＬとの間に屈曲部１２ｆが形成されることで形成される。 In the first modification of the first embodiment, the stabilizer 10 connects the U-shaped portion 12K including the right rigid plate 12KR, the left rigid plate 12KL, and the base 12KC, and connects the right rigid plate 12NR and the left rigid plate 12NL. It is comprised from the connection part 12N. The connecting portion 12N is composed of a right connecting portion 12NR and a left connecting portion 12NL. Between the right connecting portion 12NR and the left connecting portion 12NL, there is provided a bending portion 12f having a reduced thickness for bending the right connecting portion 12NR and the left connecting portion 12NL. Further, a bending portion 12f is formed between the right rigid plate 12KR and the right connecting member 12NR. A bent portion 12f is formed between the left rigid plate 12KL and the left connecting member 12NL. The stabilizer 10 according to the first modification of the first embodiment is provided with an opening 12O at the center of one elastic rectangular plate 12 and thins the plate thickness between the right connecting portion 12NR and the left connecting portion 12NL. A bent portion 12f is provided, a bent portion 12f is formed between the right rigid plate 12KR and the right connecting member 12NR, and a bent portion 12f is formed between the left rigid plate 12KL and the left connecting member 12NL. Be done.

図４（Ｃ）は、第１実施形態の第１改変例のスタビライザーをバネ上に配置した状態を示す平面図である。第１実施形態の第１改変例のシートクッション２０では、右バネ２８Ｒと左バネ２８Ｌとの２本のバネが、シャフト２６とシートフレーム２４の先端部２４Ｆとの間に渡されている。右剛性板１２ＫＲが右バネ２８Ｒの右上に車両進行方向に沿って設けられ、左剛性板１２ＫＬが左バネ２８Ｌの左上に車両進行方向に沿って設けられる。連結部１２Ｎが右バネ２８Ｒ及び左バネ２８Ｌの上に車両進行方向に垂直に沿って設けられる。 FIG. 4C is a plan view showing a state in which the stabilizer of the first modified example of the first embodiment is disposed on a spring. In the seat cushion 20 of the first modified example of the first embodiment, two springs of the right spring 28R and the left spring 28L are passed between the shaft 26 and the leading end 24F of the seat frame 24. Right rigid plate 12KR is provided on the upper right of right spring 28R along the vehicle traveling direction, and left rigid plate 12KL is provided on the upper left of left spring 28L along the vehicle traveling direction. A connecting portion 12N is provided on the right spring 28R and the left spring 28L in a direction perpendicular to the traveling direction of the vehicle.

第１実施形態の第１改変例に係る車両用シートでは、スタビライザー１０によって、コーナ走行時等の座骨の傾きが抑えられるので、着座乗員の上半身、頭部の傾きが小さくなり、着座乗員の車両左右方向の揺動を抑制できる。 In the vehicle seat according to the first modification of the first embodiment, since the inclination of the seat bone during cornering is suppressed by the stabilizer 10, the inclination of the upper body and the head of the seated occupant is reduced, and the vehicle of the seated occupant Swinging in the lateral direction can be suppressed.

[第２実施形態]
図５は第２実施形態のスタビライザー１１０を示す。
第２実施形態では、スタビライザー１１０が板状の可撓板１１２の下側にゴム等の弾性部材からなる右弾性部１２８Ｒ、左弾性部１２８Ｌが取り付けられて成る。可撓板１１２は右弾性部１２８Ｒ及び左弾性部１２８Ｌよりも高剛性である。スタビライザー１１０は、シートクッション内に可撓板１１２が車両進行方向に垂直に沿うように配置される。 Second Embodiment
FIG. 5 shows the stabilizer 110 of the second embodiment.
In the second embodiment, a stabilizer 110 is provided on the lower side of a plate-like flexible plate 112 with a right elastic portion 128R and a left elastic portion 128L made of an elastic member such as rubber. The flexible plate 112 is more rigid than the right elastic portion 128R and the left elastic portion 128L. The stabilizer 110 is disposed in the seat cushion so that the flexible plate 112 is perpendicular to the traveling direction of the vehicle.

[第２実施形態の第１改変例]
図６は第２実施形態の第１改変例に係るスタビライザー１１０を示す。
第２実施形態の第１改変例では、スタビライザー１１０の可撓板１１２の中央部に板厚を薄くした屈曲部１１２ｆが設けられ、可撓板１１２の右部１１２Ｒと左部１１２Ｌとが曲がり易く構成されている。スタビライザー１１０は、シートクッション内に可撓板１１２が車両進行方向に垂直に沿うように配置される。 First Modified Example of Second Embodiment
FIG. 6 shows a stabilizer 110 according to a first modification of the second embodiment.
In the first modification of the second embodiment, a bent portion 112f having a reduced thickness is provided at the central portion of the flexible plate 112 of the stabilizer 110, and the right portion 112R and the left portion 112L of the flexible plate 112 are easily bent. It is configured. The stabilizer 110 is disposed in the seat cushion so that the flexible plate 112 is perpendicular to the traveling direction of the vehicle.

[第３実施形態]
図７及び図８は、本発明の第３実施形態に係る車両用シートのスタビライザー２１０の斜視図である。
スタビライザー２１０は、図示しないシートバックを傾動調整するためのシャフト２６に設けられたブラケット２１８Ｒ、２１８Ｌの貫通孔２１８ａに挿通され、車両進行方向に対して垂直方向に設けられ、所定範囲で回転可能な支持軸２１２と、支持軸２１２に取り付けられた右アーム２１６Ｒ及び左アーム２１６Ｌとを備える。右アーム２１６Ｒは、略Ｓ字（クランク）状の連続するＳ字状バネから成る右側のバネ部材（右第１バネ２８Ｒ１、右第２バネ２８Ｒ２）の直下又は右下で、車両進行方向に沿って設けられ、基端２１６ｅが支持軸２１２に固定され、先端２１６ｓが支持軸２１２の回転に連動して左アーム２１６Ｌと共に上下方向へ揺動する。左アーム２１６Ｌは、左側のバネ部材（左第１バネ２８Ｌ１、左第２バネ２８Ｌ２）の直下又は左下で、車両進行方向に沿って設けられ、基端２１６ｅが支持軸２１２に固定され、先端２１６ｓが支持軸２１２の回転に連動して右アーム２１６Ｒと共に上下方向へ揺動する。 Third Embodiment
7 and 8 are perspective views of a stabilizer 210 of a vehicle seat according to a third embodiment of the present invention.
Stabilizer 210 is inserted through through holes 218a of brackets 218R and 218L provided on shaft 26 for tilt adjustment of a seat back (not shown), is provided in a direction perpendicular to the vehicle traveling direction, and can be rotated within a predetermined range A support shaft 212 and a right arm 216R and a left arm 216L attached to the support shaft 212 are provided. The right arm 216R is located directly under or right below the right spring member (right first spring 28R1, right second spring 28R2) consisting of a continuous S-shaped spring having a substantially S-shaped (crank) shape, along the vehicle traveling direction The base end 216e is fixed to the support shaft 212, and the distal end 216s swings up and down with the left arm 216L in conjunction with the rotation of the support shaft 212. The left arm 216L is provided along the vehicle traveling direction directly below or at the lower left of the left spring members (left first spring 28L1 and left second spring 28L2), the base end 216e is fixed to the support shaft 212, and the tip end 216s Interlocks with the rotation of the support shaft 212 and swings up and down together with the right arm 216R.

図８中に示されるように、右部材を構成する右板２２０Ｒは、右側のバネ部材（右第１バネ２８Ｒ１、右第２バネ２８Ｒ２）上に配置され、右アーム２１６Ｒの先端２１６ｓに固定され、先端２１６ｓとの間で右側のバネ部材を挟む。左部材を構成する左板２２０Ｌは、左側のバネ部材（左第１バネ２８Ｌ１、左第２バネ２８Ｌ２）の上に配置され、左アーム２１６Ｌの先端２１６ｓに固定され、先端２１６ｓとの間で左側のバネ部材を挟む。右アーム２１６Ｒ、左アーム２１６Ｌの先端２１６ｓには、クランク状に折り曲げられた略平坦な受け部２１６ｓｕが形成され、該受け部２１６ｓｕにネジ穴２１６ｓｃが形成されている。一方、右板２２０Ｒ、左板２２０Ｌは後端（アームの基端２１６ｅ側）にわずかに反り上がりが設けられた略板状の樹脂等から成り、右アーム２１６Ｒ、左アーム２１６Ｌの先端２１６ｓへの固定用の開口２２０ａを備える。 As shown in FIG. 8, the right plate 220R constituting the right member is disposed on the right spring members (right first spring 28R1, right second spring 28R2) and fixed to the tip 216s of the right arm 216R. , And the right side spring member between the tip end 216s. The left plate 220L constituting the left member is disposed on the left spring members (the first left spring 28L1 and the second left spring 28L2), fixed to the tip 216s of the left arm 216L, and the left side with the tip 216s Sandwich the spring member. A substantially flat receiving portion 216su bent in a crank shape is formed at the tip end 216s of the right arm 216R and the left arm 216L, and a screw hole 216sc is formed in the receiving portion 216su. On the other hand, the right plate 220R and the left plate 220L are made of a substantially plate-like resin or the like provided with a slight curvature at the rear end (the proximal end 216e side of the arm), and the like to the tip 216s of the right arm 216R and the left arm 216L. A fixing opening 220a is provided.

第３実施形態の車両用シートでは、図３を参照して上述された第１実施形態と同様に、横揺れの生じるコーナ走行時等に座骨の傾きが抑えられるので、着座乗員の上半身、頭部の傾きが小さくなり、着座乗員の車両左右方向の揺動を抑制できる。右側の右第１バネ２８Ｒ１、右第２バネ２８Ｒ２と左側の左第１バネ２８Ｌ１、左第２バネ２８Ｌ２とを連動させるスタビライザー２１０をシートクッションに備えるため、スタビライザー２１０を付加するという簡易且つ廉価な構成で、着座乗員の車両左右方向の揺動を抑制することができる。また、構成が簡易であるため、長期に渡り高い信頼性を備える。 In the vehicle seat of the third embodiment, as in the first embodiment described above with reference to FIG. 3, since the inclination of the seat bone is suppressed at the time of corner traveling or the like in which rolling occurs, the upper body and head of the seated occupant The inclination of the portion is reduced, and the swinging of the seated occupant in the lateral direction of the vehicle can be suppressed. Because the seat cushion is provided with the stabilizer 210 that interlocks the right first spring 28R1 and the right second spring 28R2 with the left first spring 28L1 and the left second spring 28L2, the stabilizer 210 is simply added and simple and inexpensive With the configuration, it is possible to suppress the swinging of the seated occupant in the lateral direction of the vehicle. In addition, since the configuration is simple, it has high reliability for a long time.

図９は、第３実施形態の第１改変例に係る車両用シートのシートクッションの平面図である。
第３実施形態のシートクッションでは、図８に示される第３実施形態のスタビライザー２１０の上に、略Ｓ字状の連続するＳ字状バネから成る右側の右第１バネ２８Ｒ１と右第２バネ２８Ｒ２との間に、右側の右第１バネ２８Ｒ１と右第２バネ２８Ｒ２との連動部材を構成するＬ字状の線バネ２９が設けられている。また、左側の左第１バネ２８Ｌ１と左第２バネ２８Ｌ２との間に、左側の左第１バネ２８Ｌ１と左第２バネ２８Ｌ２との連動部材を構成するＬ字状の線バネ２９が設けられている。そして、右第２バネ２８Ｒ２と左第２バネ２８Ｌ２との間にはＬ字状の線バネ２９が設けられていない。スタビライザー２１０の設けられていない従来のシートクッションでは、通常４本のＳ字状バネの全てに連動部材が設けられている。これに対して、第３実施形態の第１改変例では、中央側の右第２バネ２８Ｒ２と左第２バネ２８Ｌ２との間には連動部材を設けず、４本のＳ字状バネを左右２分割することで、Ｓ字状バネの可動域を広げ、乗り心地を高めることができる。 FIG. 9 is a plan view of a seat cushion of a vehicle seat according to a first modification of the third embodiment.
In the seat cushion of the third embodiment, on the stabilizer 210 of the third embodiment shown in FIG. 8, a right first spring 28R1 and a second right spring comprising a substantially S-shaped continuous S-shaped spring are provided. An L-shaped wire spring 29 which constitutes an interlocking member between the right first spring 28R1 and the right second spring 28R2 is provided between the first and second springs 28R2 and 28R2. Further, an L-shaped wire spring 29 is provided between the left first spring 28L1 and the second left spring 28L2 to form an interlocking member of the first left spring 28L1 and the second left spring 28L2. ing. The L-shaped wire spring 29 is not provided between the right second spring 28R2 and the left second spring 28L2. In the conventional seat cushion in which the stabilizer 210 is not provided, the interlocking member is generally provided in all four S-shaped springs. On the other hand, in the first modification of the third embodiment, no interlocking member is provided between the second right spring 28R2 and the second left spring 28L2 on the center side, and four S-shaped springs are By dividing into two, the movable range of the S-shaped spring can be expanded, and the ride quality can be improved.

上述した実施形態では、鋼線をＳ字状に折り曲げてなり、座面に平行に配置されるＳ字状バネを例示したが、座面に垂直に配置されるコイルバネにもスタビライザーは適用可能である。 In the embodiment described above, the steel wire is bent in an S-shape and the S-shaped spring disposed parallel to the seat surface is illustrated, but the stabilizer is also applicable to a coil spring disposed perpendicularly to the seat surface is there.

１０：スタビライザー
１２：コ字状板材
１２Ｃ：基部
１２Ｌ：左剛性板
１２Ｒ：右剛性板
１４：連結部材
１６：蝶番（屈曲部）
２０：シートクッション
２８Ｌ１：左第１バネ（左側のバネ部材）
２８Ｌ２：左第２バネ（左側のバネ部材）
２８Ｒ１：右第１バネ（右側のバネ部材）
２８Ｒ２：右第２バネ（右側のバネ部材）
１１２：可撓板（板材）
１２８Ｌ：バネ部材（左側のバネ部材）
１２８Ｒ：バネ部材（右側のバネ部材） 10: Stabilizer 12: U-shaped plate 12C: base 12L: left rigid plate 12R: right rigid plate 14: connecting member 16: hinge (bent portion)
20: Seat cushion 28L1: Left first spring (left spring member)
28L2: Left second spring (left spring member)
28R1: Right first spring (right spring member)
28R2: Right second spring (right spring member)
112: Flexible plate (plate material)
128L: Spring member (spring member on the left side)
128R: Spring member (spring member on the right)

Claims (12)

乗員が着座するシートクッション内に、進行方向に対して右側のバネ部材と左側のバネ部材とを備える車両用シートであって、
前記右側のバネ部材と前記左側のバネ部材とを連動させるスタビライザーを前記シートクッションに備えたことを特徴とする。 A vehicle seat comprising a spring member on the right side and a spring member on the left side in a seat cushion on which an occupant sits,
The seat cushion may be provided with a stabilizer that interlocks the right side spring member and the left side spring member. 請求項１の車両用シートであって、
前記スタビライザーは、
前記右側のバネ部材の直上又は右上に設けられ、上下方向への可撓性を備え、車両進行方向に沿って設けられた右剛性板と、
前記左側のバネ部材の直上又は左上に設けられ、上下方向への可撓性を備え、車両進行方向に沿って設けられた左剛性板と、
前記右剛性板と前記左剛性板とを連結する連結部材とを有する。 The vehicle seat according to claim 1, wherein
The stabilizer is
A right rigid plate provided immediately above or to the upper right of the right side spring member, having flexibility in the vertical direction, provided along the traveling direction of the vehicle,
A left rigid plate provided immediately above or at the upper left of the left side spring member, having flexibility in the vertical direction, and provided along the traveling direction of the vehicle;
It has a connecting member which connects the right rigid board and the left rigid board. 請求項２の車両用シートであって、
前記右剛性板と前記左剛性板は、コ字状板材の両端部から成り、前記両端部を延在させる基部は、シートバック側の後方であって、乗員が着座しない位置に配置される。 The vehicle seat according to claim 2, wherein
The right rigid plate and the left rigid plate are both ends of a U-shaped plate member, and the base for extending the both ends is disposed at the back on the seat back side and at a position where the occupant is not seated. 請求項２又は請求項３の車両用シートであって、
前記連結部材は、折れ曲がるための屈曲部を備える。 The vehicle seat according to claim 2 or 3, wherein
The connection member includes a bending portion for bending. 請求項４の車両用シートであって、
前記屈曲部は、前記右剛性板と前記連結部材の継ぎ目と、前記左剛性板と前記連結部材の継ぎ目と、前記連結部材の中央部に設けられる。 The vehicle seat according to claim 4, wherein
The bent portion is provided at a joint of the right rigid plate and the connecting member, a joint of the left rigid plate and the connecting member, and a central portion of the connecting member. 請求項４の車両用シートであって、
前記屈曲部は蝶番から成る。 The vehicle seat according to claim 4, wherein
The bend comprises a hinge. 請求項４の車両用シートであって、
前記屈曲部は前記連結部材の厚みを薄くした部位から成る。 The vehicle seat according to claim 4, wherein
The said bending part consists of the site | part which thinned the thickness of the said connection member. 請求項１の車両用シートであって、
前記スタビライザーは、
前記右側のバネ部材の上と前記左側のバネ部材の上に左右方向に設けられた前記右側のバネ部材及び前記左側のバネ部材よりも高剛性で可撓性を備える板材から成る。 The vehicle seat according to claim 1, wherein
The stabilizer is
The right side spring member and the left side spring member provided in the left and right direction on the right side spring member and on the left side spring member are made of a plate material having higher rigidity and flexibility than the left side spring member. 請求項８の車両用シートであって、
前記板材は中央部に折れ曲がるための屈曲部を備える。 The vehicle seat according to claim 8, wherein
The plate is provided with a bending portion for bending at the central portion. 請求項１の車両用シートであって、
前記スタビライザーは、
車両進行方向に対して垂直方向に設けられ、所定範囲で回転可能な支持軸と、
前記右側のバネ部材の直下又は右下で、車両進行方向に沿って設けられ、基端が前記支持軸に固定され、先端が前記支持軸の回転に連動して上下方向へ揺動する右アームと、
前記左側のバネ部材の直下又は左下で、車両進行方向に沿って設けられ、基端が前記支持軸に固定され、先端が前記支持軸の回転に連動して上下方向へ揺動する左アームと、を有する。 The vehicle seat according to claim 1, wherein
The stabilizer is
A support shaft provided in a direction perpendicular to the traveling direction of the vehicle and rotatable in a predetermined range;
A right arm provided along the traveling direction of the vehicle directly below or below the right side spring member, fixed at its base end to the support shaft, and pivoted up and down at its tip in conjunction with rotation of the support shaft When,
A left arm which is provided immediately below or at the lower left of the left side spring member along the traveling direction of the vehicle, the base end is fixed to the support shaft, and the tip swings up and down in conjunction with the rotation of the support shaft And. 請求項１０の車両用シートであって、
前記右側のバネ部材の上に配置され、前記右アームの前記先端に固定され、前記先端との間で前記右側のバネ部材を挟む右部材と、
前記左側のバネ部材の上に配置され、前記左アームの前記先端に固定され、前記先端との間で前記左側のバネ部材を挟む左部材と、を有する。 The vehicle seat according to claim 10, wherein
A right member disposed on the right side spring member, fixed to the tip of the right arm, and sandwiching the right side spring member with the tip;
And a left member disposed on the left side spring member, fixed to the tip of the left arm, and sandwiching the left side spring member with the tip. 請求項１０の車両用シートであって、
前記右側のバネ部材は、一対の略Ｓ字状の連続するＳ字状バネから成り、
前記左側のバネ部材は、一対の略Ｓ字状の連続するＳ字状バネから成り、
前記右側のバネ部材の一対のＳ字状バネ間に、該一対のＳ字状バネを連動させるための連動部材が設けられ、
前記左側のバネ部材の一対のＳ字状バネ間に、該一対のＳ字状バネを連動させるための連動部材が設けられ、
前記右側のバネ部材と前記左側のバネ部材との間には連動部材が設けられない。 The vehicle seat according to claim 10, wherein
The right side spring member comprises a pair of substantially S-shaped continuous S-shaped springs,
The left side spring member comprises a pair of substantially S-shaped continuous S-shaped springs,
An interlocking member for interlocking the pair of S-shaped springs is provided between the pair of S-shaped springs of the right side spring member,
An interlocking member for interlocking the pair of S-shaped springs is provided between the pair of S-shaped springs of the left side spring member,
An interlocking member is not provided between the right side spring member and the left side spring member.
JP2018077831A 2017-09-28 2018-04-13 Vehicle seat Active JP6997938B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/JP2018/035279 WO2019065563A1 (en) 2017-09-28 2018-09-25 Vehicle seat

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2017187988 2017-09-28
JP2017187988 2017-09-28

Publications (2)

Publication Number Publication Date
JP2019064574A true JP2019064574A (en) 2019-04-25
JP6997938B2 JP6997938B2 (en) 2022-01-18

Family

ID=66337419

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2018077831A Active JP6997938B2 (en) 2017-09-28 2018-04-13 Vehicle seat

Country Status (1)

Country Link
JP (1) JP6997938B2 (en)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007006942A (en) * 2005-06-28 2007-01-18 Honda Motor Co Ltd Seat
JP2014236843A (en) * 2013-06-07 2014-12-18 日産自動車株式会社 Vehicle seat
US20160083097A1 (en) * 2014-09-24 2016-03-24 B/E Aerospace, Inc. Seat pan assembly with encased comfort spring
JP2016084009A (en) * 2014-10-24 2016-05-19 トヨタ自動車株式会社 Vehicle seat
JP2016094071A (en) * 2014-11-13 2016-05-26 トヨタ自動車株式会社 Vehicle seat
JP2016097702A (en) * 2014-11-18 2016-05-30 トヨタ自動車株式会社 Vehicle seat
JP2016117406A (en) * 2014-12-22 2016-06-30 ダイハツ工業株式会社 Seat cushion pad support structure

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007006942A (en) * 2005-06-28 2007-01-18 Honda Motor Co Ltd Seat
JP2014236843A (en) * 2013-06-07 2014-12-18 日産自動車株式会社 Vehicle seat
US20160083097A1 (en) * 2014-09-24 2016-03-24 B/E Aerospace, Inc. Seat pan assembly with encased comfort spring
JP2016084009A (en) * 2014-10-24 2016-05-19 トヨタ自動車株式会社 Vehicle seat
JP2016094071A (en) * 2014-11-13 2016-05-26 トヨタ自動車株式会社 Vehicle seat
JP2016097702A (en) * 2014-11-18 2016-05-30 トヨタ自動車株式会社 Vehicle seat
JP2016117406A (en) * 2014-12-22 2016-06-30 ダイハツ工業株式会社 Seat cushion pad support structure

Also Published As

Publication number Publication date
JP6997938B2 (en) 2022-01-18

Similar Documents

Publication Publication Date Title
CN104334403B (en) Seat sliding apparatus
US10363849B2 (en) Vehicle seat
WO2010038699A1 (en) Vehicle seat
US11135944B2 (en) Vehicle seat
CN110525297A (en) Vehicle seat
US20160114711A1 (en) Vehicle seat
JP2015221599A (en) Vehicle seat
US10543767B2 (en) Cushion pan and vehicle seat
WO2014033964A1 (en) Vehicle seat, and seat frame for vehicle seat
CN107614319A (en) Seat cushion
JP2019064574A (en) Vehicle seat
JP2015089692A (en) Vehicular seat
WO2019065563A1 (en) Vehicle seat
CN107614320B (en) Seat cushion
JP3008492B2 (en) Seat device
CN111605447B (en) Vehicle seat
CN111867882B (en) Seat structure for vehicle
JP2013141961A (en) Vehicle seat
JP2019181975A (en) Vehicle headrest
JP7132495B2 (en) vehicle seat
US20230302979A1 (en) Vehicle seat
JP3013311U (en) Vehicle seat
JP2022170775A (en) Seat for vehicle
JP6440022B2 (en) Vehicle seat structure
JP2023120967A (en) Vehicular seat back

Legal Events

Date Code Title Description
A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20200917

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20210817

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20210924

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20211117

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20211130

R150 Certificate of patent or registration of utility model

Ref document number: 6997938

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150