| 发明名称 |
INTEGRAL SPRING AND CAM UNIT |
| 摘要 |
An improved spring construction for a self-closing hinge is comprised of a unitary elastic member positioned intermediate a cam surface associated with one leaf of the hinge and a pocket for holding the spring mechanism in the opposite leaf.
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| 申请公布号 |
US3837043(A) |
申请公布日期 |
1974.09.24 |
| 申请号 |
US19730352069 |
申请日期 |
1973.04.17 |
| 申请人 |
KEYSTONE CONSOLIDATED IND INC,US |
发明人 |
COE W,US |
| 分类号 |
E05D11/10;(IPC1-7):E05F1/12 |
主分类号 |
E05D11/10 |
| 代理机构 |
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代理人 |
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| 主权项 |
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