| 发明名称 |
Ball screw device and linear motion device |
| 摘要 |
A spacer between adjacent balls of, for example, a ball screw device or a linear motion device has an outer periphery that is concave such that the spacer is elastically deformed to be in substantially circular line contact with the adjacent balls and that a distance therebetween is variable.
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| 申请公布号 |
US7146869(B2) |
申请公布日期 |
2006.12.12 |
| 申请号 |
US20040960089 |
申请日期 |
2004.10.08 |
| 申请人 |
NSK LTD. |
发明人 |
MIYAGUCHI KAZUO;OHKUBO TSUTOMU;NAKAZAWA TAKESHI;YABE SHIROUJI;KATO SOICHIRO;TAKAHASHI NOBUMITSU;SATO RYOUICHI;YAMAGUCHI HIROKI;MIZUMURA YOSHINORI |
| 分类号 |
F16H3/06;F16C19/20;F16C29/06;F16C33/37;F16H25/22;F16H27/02;F16H29/02;F16H29/20 |
主分类号 |
F16H3/06 |
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