Pump apparatus and marine vessel propelling machine |
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| 申请号 | US14866039 | 申请日 | 2015-09-25 | 公开(公告)号 | US09885355B2 | 公开(公告)日 | 2018-02-06 |
| 申请人 | Showa Corporation; | 发明人 | Takahiko Saito; Atsushi Kagawa; Hayato Tsutsui; | ||||
| 摘要 | A pump apparatus includes a shaft, a first pump, and a second pump. The first pump includes a first driving gear disposed on the shaft in a first phase and rotatable with the shaft to feed a first operating fluid. The second pump includes a second driving gear disposed on the shaft in a second phase shifted from the first phase. The second driving gear is coaxial with the first driving gear and rotatable with the shaft to feed a second operating fluid. | ||||||
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