| 摘要 |
PROBLEM TO BE SOLVED: To provide an oil pump reducing sliding resistance. SOLUTION: This pump is provided with an outer gear 21 rotating with getting one body with a fixed pulley 6a of a primary pulley 6 and an inner gear 23 including an outer gear wheel 22 meshing with an inner gear wheel 20 of the outer gear 21. COPYRIGHT: (C)2007,JPO&INPIT |
