发明授权
- 专利标题： Leaf spring
- 专利标题（中）： 板簧
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申请号： US362959申请日： 1973-05-21
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公开(公告)号： US3945625A公开(公告)日： 1976-03-23
- 发明人: Michel Duchemin
- 申请人： Michel Duchemin
- 申请人地址： FR Paris
- 专利权人： Ressorts Du Nord S. A.
- 当前专利权人： Ressorts Du Nord S. A.
- 当前专利权人地址： FR Paris
- 优先权： FR72.19183 19720529
- 主分类号： F16F1/18
- IPC分类号： F16F1/18
摘要：
A very light and high efficiency leaf spring made from a curved hollow tube with flattened opposite ends, cross section of said tube having a form which varies progressively from the center part of the tube towards each opposite ends but wall of the tube having the same area in any cross section throughout the length of the leaf.
公开/授权文献
- US4908368A Pyrimidine compounds as antagonists of SRS-A 公开/授权日：1990-03-13