| 发明名称 |
THE INNER TUBE FOR STEERING COLUMN IN AUTOMOBILES AND THE METHOD OF PROCESSING THE SURFACE OF THAT |
| 摘要 |
The present invention relates to an inner tube used for a vehicle steering column. The present invention is made of a stainless material, and has a cross-sectional surface recessed toward a central shaft. Moreover, the present invention has 0.89-1 of an inner diameter ratio of the tube (r/R) and reduces a noise due to friction with the outer tube. |
| 申请公布号 |
KR20150111120(A) |
申请公布日期 |
2015.10.05 |
| 申请号 |
KR20140034599 |
申请日期 |
2014.03.25 |
| 申请人 |
YOUNG SHIN INDUSTRLAL CO., LTD. |
发明人 |
LEE, KEUN SEON;UM, SI SEOB;LEE, HYUN SEONG |
| 分类号 |
B62D1/16;B21D17/02 |
主分类号 |
B62D1/16 |
| 代理机构 |
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| 主权项 |
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