| 摘要 |
PROBLEM TO BE SOLVED: To increase rigidity of a resin oil pan including a main chamber and an auxiliary chamber, and to smoothly flow oil in the auxiliary chamber to the main chamber. SOLUTION: This oil pan 1 includes an oil reservoir 4 composed of a bottom wall 2 and a peripheral wall 3 rising from the peripheral edge of the bottom wall 2 and having an opening 6 formed in an upper side. The oil pan 1 includes a rib M4 and ribs T1, T2 for partitioning the oil reservoir 4 into the main chamber P and auxiliary chamber Z. Communication passages T1, T2 for allowing the main chamber P to communicate with the auxiliary chamber Z are formed between the rib M4 and ribs T1, T2. COPYRIGHT: (C)2010,JPO&INPIT |
