PROBLEM TO BE SOLVED: To provide a door weather strip that improves sound isolation performance even more without degrading door closability.SOLUTION: A door weather strip comprises an attachment base part 21, a hollow seal part 22, and seal lip parts 23, 24. The attachment base part 21 comprises: a bottom wall part 21a extending along a door peripheral edge; a vehicle inner side wall part 21b extending obliquely from the vehicle inner side to the vehicle outer side of the bottom wall part 21a; and a vehicle outer side wall part 21c connected to an end part of the vehicle inner side wall part 21b from the vehicle outer side of the bottom wall part 21a. The hollow seal part 22 is connected to the vehicle inner side wall part 21b, and a distance D up to a highest position Q of the hollow seal part 22 with respect to a reference line L, in which a surface 1b of the door peripheral edge facing a bottom surface 22c on the vehicle inner side of the hollow seal part 22 is extended, is equal to or less than a distance S up to a connection position peak P of the vehicle inner side wall part 21b and the vehicle outer side wall part 21c with respect to the reference line L.
【課題】ドア閉じ性を悪化させることなく遮音性能を一層向上させるドアウェザーストリップを提供する。【解決手段】取付基部21と中空シール部22とシールリップ部23,24を備え、取付基部21は、ドア周縁に沿って延びる底壁部21aと、底壁部21aの車内側から車外側に斜めに延びる車内側壁部21bと、底壁部21aの車外側から車内側壁部21bの端部に接続された車外側壁部21cからなり、中空シール部22は車内側壁部21bに接続され、中空シール部22の車内側の底面22cに相対向するドア周縁の面1bを延長した基準線Lに対する中空シール部22の最高位置Qまでの距離Dを、基準線Lに対する車内側壁部21bと車外側壁部21cの接続位置頂点Pまでの距離S以下にした。【選択図】図1
DOOR WEATHER STRIP
ドアウェザーストリップ
2015-06-11
Patent
Electronic Resource
Japanese