An upper bottom wall 52 through which an opening 57 as an oil dropping hole and a slit 58 are passingly formed is formed integrally with the oil pan upper 14. オイルパンアッパ14に、オイル落とし孔としての開口部57やスリット58が貫通形成されたアッパ底壁部52を一体的に形成する。 - 特許庁
An upper decorative plate 4 and a lower decorative plate 5 are so disposed as to overlap parts thereof in the front/rear direction and the upper and lower decorative plates 4 and 5 passingly reciprocate to each other within a range of non-releasing the overlap. 上装飾板4と下装飾板5を互いの一部を前後に重なり合わせて配し、重なり合いが解消されない範囲で上装飾板4と下装飾板5とをすれ違い状に往復移動させる。 - 特許庁