To improve peeling strength between an upper rail and a lower rail to prevent the upper rail from being peeled from the lower rail.SOLUTION: A reinforcement member 7 includes: a reinforcement member body part 53 which includes a reinforcement member top wall 51 and a pair of reinforcement member side walls 52, opens at a lower part, and has a U-shaped cross section; and reinforcement member bending wall parts 54, each of which extends upward from a lower end of the reinforcement member side wall 52 while bending to the outer side and enters a space between a lower rail outer wall 12 and a lower rail inner wall 15. The reinforcement member body part 53 is formed having a large wall thickness so as to have higher rigidity than that of an upper rail body part 23. The reinforcement member bending wall part 54 is formed having a large wall thickness so as to have rigidity higher than that of an upper rail bending wall 24.SELECTED DRAWING: Figure 4
【課題】アッパレールがロアレールから引き剥がされないように、アッパレールとロアレールとの間の剥離強度を向上させる。【解決手段】補強部材7は、補強部材頂壁51と一対の補強部材側壁52とを有して下部が開口する断面U字形状の補強部材本体部53と、各補強部材側壁52の下端から外側へ屈曲しつつ上方へ延出してロアレール外側壁12とロアレール内側壁15との間に入り込む補強部材屈曲壁部54と、を有している。補強部材本体部53は、アッパレール本体部23よりも剛性が高くなるように、肉厚が厚く形成されている。補強部材屈曲壁部54は、アッパレール屈曲壁24よりも剛性が高くなるように、肉厚が厚く形成されている。【選択図】図4
SEAT SLIDE DEVICE
シートスライド装置
2021-08-10
Patent
Electronic Resource
Japanese
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