| 摘要 |
PROBLEM TO BE SOLVED: To provide a spindle device surely preventing infiltration of foreign matters such as cutting liquid and cutting chips into the device. SOLUTION: This spindle device has: a housing 11; and a rotary shaft 20 relatively rotatably supported in the housing 11 via a bearing. A delivery port 37 of the cutting liquid is arranged in an outer peripheral part of the housing 11. COPYRIGHT: (C)2007,JPO&INPIT
|
