发明名称 |
SPINDEL APPARATUS COMPRISING A WITHDRAWABLE SUBASSEMBLY |
摘要 |
<p>An obj ect of the invention is to provide a spindle apparatus which facilitates assembling and removing operations at the time of maintenance and which is low cost. <??>In the invention, the diameter becomes smaller in the order of an inner peripheral diameter of an outer cylinder (3), an inside diameter of a stator (4), and an outside diameter of a bearing sleeve (11); a sub-assembly (2) made up of a front housing (8), a rotating shaft (6), and the bearing sleeve (11) is withdrawable from the outer cylinder (3); and the diameter of a rotating part in an arbitrary section located rearwardly of the bearing sleeve (11) is made smaller than a minimum diameter of a non-rotating part between a rear end of the bearing sleeve (11) and the section. <IMAGE></p> |
申请公布号 |
EP1609549(B1) |
申请公布日期 |
2011.06.08 |
申请号 |
EP20040724728 |
申请日期 |
2004.03.31 |
申请人 |
NSK LTD. |
发明人 |
SUGITA, SUMIO;AOKI, MITSUHO;INAGAKI, YOSHIFUMI;MORITA, YASUSHI |
分类号 |
B23B19/02;B23Q11/00;B23B31/26;B23Q1/26;B23Q1/40;B23Q1/70;B23Q5/04;B23Q5/10;B23Q11/12 |
主分类号 |
B23B19/02 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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