| 申请日期 | 2026-03-12 | 申请号 | JP2004568206 |
| 公开（公告）号 | JPWO2004073145A1 | 公开（公告）日 | 2006-06-01 |
| 公开国别 | JP | 申请人省市代码 | 全国 |
| 申请人 | DAIDO STEEL CO LTD; MARUSHIYOU KOGYO KK | ||
| 简介 | A dc motor fuel pump pressurizes and outputs fuel at a pump section ( 20 ) fixed to a yoke ( 3 ) of a motor section ( 10 ) accompanied by drive of a dc motor of mentioned motor section ( 10 ). The yoke ( 3 ) includes a first tubular yoke ( 4 ) provided with a ring-shaped magnet ( 2 ) of rare earths on an inner circumference and a second tubular yoke ( 5 ) provided on an outer circumference of the first tubular yoke ( 4 ) at a position conforming to the magnet. ( 2 ). | ||
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