发明名称 |
Sheet metal rocker arm, manufacturing method thereof, cam follower with said rocker arm, and assembling method thereof |
摘要 |
A sheet metal rocker arm manufactured by the steps of punching one metal plate to form a blank having a predetermined contour and through holes, and subjecting this blank to a bending work based on a press work to form a pair of side walls parallel to each other and a connecting portion for connecting the both ends of the side walls in the width direction thereof. This rocker arm is also provided with at least a pair of though holes formed at positions which are aligned with each other on the both side walls and at least one engagement portion provided in a part of the connecting portion. The thickness of at least one engagement portion, is formed to be greater than the thickness of the both side walls.
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申请公布号 |
US6508215(B2) |
申请公布日期 |
2003.01.21 |
申请号 |
US20010912366 |
申请日期 |
2001.07.26 |
申请人 |
NSK LTD. |
发明人 |
OKUBO KIYOSHI;ABE SHOICHI;KADOKAWA SATOSHI;IWASA HIROSHI |
分类号 |
F01L1/18;(IPC1-7):F01L1/18 |
主分类号 |
F01L1/18 |
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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