JPH06270726A - Seat slide device - Google Patents

Seat slide device

Info

Publication number
JPH06270726A
JPH06270726A JP5845593A JP5845593A JPH06270726A JP H06270726 A JPH06270726 A JP H06270726A JP 5845593 A JP5845593 A JP 5845593A JP 5845593 A JP5845593 A JP 5845593A JP H06270726 A JPH06270726 A JP H06270726A
Authority
JP
Japan
Prior art keywords
lower rail
rail
surface portion
upper rail
slide device
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.)
Withdrawn
Application number
JP5845593A
Other languages
Japanese (ja)
Inventor
Koichi Suyama
孝一 陶山
Kaoru Nagatomi
薫 永冨
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.)
Honda Motor Co Ltd
Original Assignee
Honda Motor 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 Honda Motor Co Ltd filed Critical Honda Motor Co Ltd
Priority to JP5845593A priority Critical patent/JPH06270726A/en
Publication of JPH06270726A publication Critical patent/JPH06270726A/en
Withdrawn legal-status Critical Current

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  • Seats For Vehicles (AREA)

Abstract

PURPOSE:To aim at lightening the weight of a seat slide device by having an upper rail provided with an engaging part, which is inserted into the interior of a lower rail through a groove, and a hang-down part and the engaging part provided with a convexed part or convexed and concaved part which can be mutually engaged with each other. CONSTITUTION:A lower rail 3 has an upper rail 7 fixed thereon in a sliding manner with the upper rail 7 having a bottom surface portion 7a, side surface portions 7b, 7b erecting diagonally upward from both edges of the bottom surface portion 7a and an erected portion 7c extending upward from the center of the bottom surface portion 7a and having a long groove 3f inserted through it, and the lower part of these bottom surface portions 7a, the side surface portions 7b, 7b and the erected portion 7c are all inserted into the lower rail 3 thereby making an engaging portion 7d. A roller 8 is arranged between the bottom surface portion 7a and a bottom surface portion 3a of the lower rail 3 and also steel balls 9 are arranged between upper surface portions 3c of the side surface portion 7b and the lower rail 3, which make the upper rail 7 slide freely on the lower rail 3.

Description

【発明の詳細な説明】Detailed Description of the Invention

【0001】[0001]

【産業上の利用分野】本発明は、シートスライド装置に
関するものである。
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a seat slide device.

【0002】[0002]

【従来の技術】近年の自動車では、乗車する人の体に合
せてシートを前後にスライドできるようシートスライド
装置を設けるのが一般的になっている。このようなシー
トスライド装置は、通常、図6に示すように車体側に固
定されるロアレール101に対してシートに固定される
アッパーレール102を組合わせて構成されており、前
記ロアレール101の上面部103には長さ方向に沿っ
て溝104が形成され、アッパーレール102の係合部
105が前記溝104を介してロアレール101内に挿
入されている。又、ロアレール101とアッパーレール
102との間にはローラー106、スチールボール10
7等が配置され、アッパーレール102がロアレール1
01に対して摺動できるようになっている。
2. Description of the Related Art In recent automobiles, it is general to provide a seat slide device so that the seat can be slid back and forth in accordance with the body of a passenger. Such a seat slide device is usually configured by combining an upper rail 102 fixed to a seat with a lower rail 101 fixed to the vehicle body side as shown in FIG. 6, and an upper surface portion of the lower rail 101. A groove 104 is formed in 103 along the length direction, and an engaging portion 105 of the upper rail 102 is inserted into the lower rail 101 via the groove 104. A roller 106 and a steel ball 10 are provided between the lower rail 101 and the upper rail 102.
7 etc. are arranged, and the upper rail 102 is the lower rail 1.
01 can be slid.

【0003】[0003]

【発明が解決しようとする課題】ところで、このような
シートスライド装置では、アッパーレール102にシー
トベルトのアンカーを取付けることが行われ、このよう
な構造では、シートベルトを介してアッパーレール10
2に過大な力が上向きに加わることがある。このような
場合、両レール101、102の厚さが薄いと、図7に
示すように過大な力により両レール101、102が大
きく変形することが考えられ、そこで両レールの厚さを
大きくすることが行われていた。従って従来にあっては
シートスライド装置の重量が増大してしまうという不具
合があった。
By the way, in such a seat slide device, an anchor of a seat belt is attached to the upper rail 102. In such a structure, the upper rail 10 is mounted via the seat belt.
Excessive force may be applied to 2 upward. In such a case, if the thickness of both rails 101 and 102 is thin, it is considered that both rails 101 and 102 are largely deformed by an excessive force as shown in FIG. 7, and therefore the thickness of both rails is increased. Was being done. Therefore, in the related art, there is a problem that the weight of the seat slide device increases.

【0004】[0004]

【課題を解決するための手段】前記課題を解決するため
本発明は、車体側に固定されるロアレールと、シート側
に固定されるとともに前記ロアレールに対して摺動自在
なアッパーレールとから成るシートスライド装置におい
て、前記ロアレールは、底面部と、該底面部の両側縁か
ら上方へ起立する側面部と、該側面部の上端から互いに
向い合って延びる上面部と、上面部から下方へ延びる垂
下部と、両垂下部の間に形成される溝部とを有し、前記
アッパーレールは前記溝部を介してロアレール内に挿入
される係合部とを有し、前記垂下部と前記係合部には互
いに係合可能な凸部、もしくは凹凸部を設けたことを特
徴とする。
In order to solve the above-mentioned problems, the present invention is directed to a seat including a lower rail fixed to the vehicle body side and an upper rail fixed to the seat side and slidable with respect to the lower rail. In the slide device, the lower rail includes a bottom surface portion, side surface portions that rise upward from both side edges of the bottom surface portion, an upper surface portion that extends from the upper end of the side surface portion facing each other, and a hanging portion that extends downward from the upper surface portion. And a groove formed between both hanging parts, the upper rail has an engaging part that is inserted into the lower rail through the groove, and the hanging part and the engaging part have It is characterized in that convex portions or concave and convex portions which can be engaged with each other are provided.

【0005】[0005]

【作用】ロアレールの垂下部とアッパーレールの係合部
に互いに係合可能な凸部、もしくは凹凸部を設けたの
で、アッパーレールに過大な力が加わった際には前記凸
部、もしくは凹凸部が係合し、アッパーレールとロアレ
ールが機械的に結合することになり結合強度を上げるこ
とができる。従って両レールを薄く形成することが可能
になり、これによりシートスライド装置の軽量化を図る
ことができる。
[Operation] Since the hanging portion of the lower rail and the engaging portion of the upper rail are provided with the convex portion or the concavo-convex portion which can be engaged with each other, the convex portion or the concavo-convex portion is applied when an excessive force is applied to the upper rail. Are engaged, and the upper rail and the lower rail are mechanically coupled to each other, so that the coupling strength can be increased. Therefore, both rails can be made thin, and the weight of the seat slide device can be reduced.

【0006】[0006]

【実施例】以下に本発明の好適1実施例を添付図面に基
づいて説明する。図1はシートスライド装置の側面図、
図2は図1の2−2線断面図を示す。図中、1は自動車
の床面、2は自動車のシートを示し、前記床面1にはロ
アレール3を設け、このロアレール3は、下端を床面1
に固定したブラケット4の上面にリベットを介して固定
する。前記ロアレール3は、図2に示すように底面部3
aと、該底面部3aの両側縁から上方へ起立する側面部
3b、3bと、側面部3b、3bの上端から互いに向合
って延出する上面部3c、3cとにより断面略矩形状を
成し、前記上面部3c、3cの先端からは下方に向かっ
て垂下部3d、3dが形成され、この垂下部3d、3d
の間にはロアレール3の長さ方向に沿って長溝3fが形
成されている。
DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENT A preferred embodiment of the present invention will be described below with reference to the accompanying drawings. FIG. 1 is a side view of the seat slide device,
2 is a sectional view taken along line 2-2 of FIG. In the figure, 1 is a floor of an automobile, 2 is a seat of the automobile, a lower rail 3 is provided on the floor 1, and the lower rail 3 has a lower end on the floor 1.
The bracket 4 is fixed to the upper surface of the bracket 4 via rivets. The lower rail 3 has a bottom surface portion 3 as shown in FIG.
a, side surface portions 3b and 3b standing upward from both side edges of the bottom surface portion 3a, and upper surface portions 3c and 3c extending from the upper ends of the side surface portions 3b and 3b so as to face each other to form a substantially rectangular cross section. However, hanging parts 3d, 3d are formed downward from the tips of the upper surface parts 3c, 3c.
A long groove 3f is formed along the lengthwise direction of the lower rail 3.

【0007】前記ロアレール3にはアッパーレール7を
摺動自在に組付け、このアッパーレール7は図2に示す
ように底面部7aと、該底面部7aの両縁から斜上方に
起立する側面部7b、7bと、底面部7aの中央から上
方へ延出し、前記長溝3fを挿通する起立部7cとを有
し、これらの底面部7a、側面部7b、7b、起立部7
c下部はロアレール3内に挿入されて係合部7dを構成
する。又、前記起立部7cには前記シート2、及び図示
しないシートベルト装置のシートベルトアンカーを固定
する。前記底面部7aと前記ロアレール3の底面部3a
との間にはローラー8を配置し、又、側面部7bとロア
レール3の上面部3cとの間にはスチールボール9…を
配置し、アッパーレール7をロアレール3に対して摺動
自在とする。以上のロアレール3、アッパーレール7、
ローラー8、スチールボール9等でシートスライド装置
を構成する。
An upper rail 7 is slidably assembled to the lower rail 3, and the upper rail 7 has a bottom surface portion 7a and side surface portions standing obliquely upward from both edges of the bottom surface portion 7a as shown in FIG. 7b and 7b and upright portions 7c that extend upward from the center of the bottom surface portion 7a and pass through the long groove 3f. These bottom surface portions 7a, side surface portions 7b and 7b, and upright portions 7
The lower portion of c is inserted into the lower rail 3 to form an engaging portion 7d. Further, the seat 2 and the seat belt anchor of a seat belt device (not shown) are fixed to the upright portion 7c. The bottom portion 7a and the bottom portion 3a of the lower rail 3
A roller 8 is disposed between the upper rail 7 and the lower rail 3 and a steel ball 9 is disposed between the side surface portion 7b and the upper surface portion 3c of the lower rail 3 so that the upper rail 7 is slidable with respect to the lower rail 3. . Above lower rail 3, upper rail 7,
The roller 8, the steel ball 9 and the like constitute a seat slide device.

【0008】前記ロアレール3の垂下部3d、3dには
内方に向かって延出する凸部10、10を形成し、これ
に対応させてアッパーレール7の起立部7cには凸部1
1、11を形成する。これら凸部10、凸部11はロア
レール3、アッパーレール7の長さ方向に沿って形成
し、その長さは任意に設定できるが、本実施例ではロア
レール3、アッパーレール7の全長に亙って形成した。
Projections 10 and 10 extending inward are formed on the hanging portions 3d and 3d of the lower rail 3, and the projections 1 are formed on the upright portions 7c of the upper rail 7 in correspondence therewith.
1 and 11 are formed. The convex portions 10 and the convex portions 11 are formed along the length direction of the lower rail 3 and the upper rail 7, and the length thereof can be set arbitrarily, but in the present embodiment, the convex portion 10 and the convex portion 11 extend over the entire length of the lower rail 3 and the upper rail 7. Formed.

【0009】以上に於いて、例えば、シートベルトに急
激な力が加わると、アッパーレール7には図2の上方へ
向かう力が加わるが、本実施例ではこのような場合、図
3に示すようにロアレール3、アッパーレール7が変形
しても凸部10と凸部11が係合し、ロアレール3の垂
下部3d、3dがこれら凸部10、凹部11を介してア
ッパーレール7と一体の構造となり、これによりロアレ
ール3、アッパーレール7の変形量を小さくすることが
できる。従って本実施例によれば、ロアレール3、アッ
パーレール7を薄く形成しても、従来のようにロアレー
ル3、アッパーレール7が大きく変形するのを防止で
き、ロアレール3、アッパーレール7を軽量化し、もっ
てシートスライド装置の軽量化を図ることができる。
In the above, for example, when a sudden force is applied to the seat belt, a force upward in FIG. 2 is applied to the upper rail 7, but in this embodiment, in such a case, as shown in FIG. Even if the lower rail 3 and the upper rail 7 are deformed, the convex portions 10 and the convex portions 11 engage with each other, and the hanging portions 3d and 3d of the lower rail 3 are integrated with the upper rail 7 through the convex portions 10 and the concave portions 11. As a result, the amount of deformation of the lower rail 3 and the upper rail 7 can be reduced. Therefore, according to the present embodiment, even if the lower rail 3 and the upper rail 7 are formed thin, it is possible to prevent the lower rail 3 and the upper rail 7 from being greatly deformed as in the conventional case, and the weight of the lower rail 3 and the upper rail 7 is reduced. Therefore, the weight of the seat slide device can be reduced.

【0010】図4は別実施例を示し、この実施例ではア
ッパーレール7の起立部7cとロアレール3の垂下部3
dに互いに係合自在な凹凸部13、12を形成し、アッ
パーレール7の側面部7bと垂下部3dとの間に同様の
凹凸部14、15を形成し、又、ロアレール3の側部3
bに形成したフランジ3b1と、アッパーレール7の底
面部7aの端部との間にスチールボール9、9を配置し
ている。作用効果については前実施例と同様である。図
5は更なる別実施例を示し、この実施例では、前記スチ
ールボール9をアッパーレール7の側面部7bの上部に
形成した受部7b1とロアレール3の上面部3cとの間
に配置している。
FIG. 4 shows another embodiment. In this embodiment, the standing portion 7c of the upper rail 7 and the hanging portion 3 of the lower rail 3 are shown.
The recesses and protrusions 13 and 12 that can be engaged with each other are formed on the d, and the similar recesses and protrusions 14 and 15 are formed between the side surface portion 7b of the upper rail 7 and the hanging portion 3d, and the side portion 3 of the lower rail 3 is formed.
Steel balls 9, 9 are arranged between the flange 3b1 formed on b and the end of the bottom surface portion 7a of the upper rail 7. The function and effect are the same as in the previous embodiment. FIG. 5 shows still another embodiment. In this embodiment, the steel ball 9 is arranged between the receiving portion 7b1 formed on the upper portion of the side portion 7b of the upper rail 7 and the upper surface portion 3c of the lower rail 3. There is.

【0011】[0011]

【発明の効果】以上述べたように本発明によれば、ロア
レールの垂下部とアッパーレールの係合部に互いに係合
可能な凸部、もしくは凹凸部を設けたので、アッパーレ
ールに過大な力が加わった際には前記凸部、もしくは凹
凸部が係合し、アッパーレールとロアレールの大きな変
形を防止する。従って両レールを薄く形成することが可
能になり、これによりシートスライド装置の軽量化を図
ることができる。
As described above, according to the present invention, since the hanging portion of the lower rail and the engaging portion of the upper rail are provided with the convex portions or the concave and convex portions which can be engaged with each other, an excessive force is applied to the upper rail. When the above is applied, the convex portion or the concave-convex portion is engaged to prevent large deformation of the upper rail and the lower rail. Therefore, both rails can be made thin, and the weight of the seat slide device can be reduced.

【図面の簡単な説明】[Brief description of drawings]

【図1】シートスライド装置の概略側面図。FIG. 1 is a schematic side view of a seat slide device.

【図2】図1の2−2線断面図。2 is a sectional view taken along line 2-2 of FIG.

【図3】アッパーレールに力が加わった際の図2と同様
の図。
FIG. 3 is a view similar to FIG. 2 when a force is applied to the upper rail.

【図4】別実施例に係る図2と同様の図。FIG. 4 is a view similar to FIG. 2 according to another embodiment.

【図5】別実施例に係る図2と同様の図。FIG. 5 is a view similar to FIG. 2 according to another embodiment.

【図6】従来のシートスライド装置の断面図。FIG. 6 is a sectional view of a conventional seat slide device.

【図7】従来のシートスライド装置のアッパーレールに
力が加わった際の断面図。
FIG. 7 is a cross-sectional view when a force is applied to an upper rail of a conventional seat slide device.

【符号の説明】[Explanation of symbols]

2…シート 3…ロアレール 3a…底面部 3b…側面部 3c…上面部 3d…垂下部 3f…長溝 7d…係合部 2 ... Seat 3 ... Lower rail 3a ... Bottom part 3b ... Side part 3c ... Top part 3d ... Hanging part 3f ... Long groove 7d ... Engagement part

Claims (1)

【特許請求の範囲】[Claims] 【請求項1】 車体側に固定されるロアレールと、シー
ト側に固定されるとともに前記ロアレールに対して摺動
自在なアッパーレールとから成るシートスライド装置に
おいて、前記ロアレールは、底面部と、該底面部の両側
縁から上方へ起立する側面部と、該側面部の上端から互
いに向い合って延びる上面部と、上面部から下方へ延び
る垂下部と、両垂下部の間に形成される溝部とを有し、
前記アッパーレールは前記溝部を介してロアレール内に
挿入される係合部とを有し、前記垂下部と前記係合部に
は互いに係合可能な凸部、もしくは凹凸部を設けたこと
を特徴とするシートスライド装置。
1. A seat slide device comprising a lower rail fixed to the vehicle body side and an upper rail fixed to the seat side and slidable with respect to the lower rail, wherein the lower rail has a bottom surface portion and the bottom surface portion. A side surface portion that rises upward from both side edges of the portion, an upper surface portion that extends from the upper end of the side surface portion to face each other, a hanging portion that extends downward from the upper surface portion, and a groove portion formed between both hanging portions. Have,
The upper rail has an engaging portion that is inserted into the lower rail through the groove portion, and the hanging portion and the engaging portion are provided with convex portions or concave and convex portions that can engage with each other. Seat slide device.
JP5845593A 1993-03-18 1993-03-18 Seat slide device Withdrawn JPH06270726A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5845593A JPH06270726A (en) 1993-03-18 1993-03-18 Seat slide device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5845593A JPH06270726A (en) 1993-03-18 1993-03-18 Seat slide device

Publications (1)

Publication Number Publication Date
JPH06270726A true JPH06270726A (en) 1994-09-27

Family

ID=13084901

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5845593A Withdrawn JPH06270726A (en) 1993-03-18 1993-03-18 Seat slide device

Country Status (1)

Country Link
JP (1) JPH06270726A (en)

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Free format text: JAPANESE INTERMEDIATE CODE: A300

Effective date: 20000530