| 发明名称 |
Compression and tension spring |
| 摘要 |
A spring comprising a first member having an inner and outer end; a second member; and spacer means connecting said first member adjacent its inner end to said second member in spaced generally parallel partially overlapping disposition at rest.
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| 申请公布号 |
US4129290(A) |
申请公布日期 |
1978.12.12 |
| 申请号 |
US19770797111 |
申请日期 |
1977.05.16 |
| 申请人 |
POPPER ENGINEERING LTD. |
发明人 |
POPPER, JAKHIN B. |
| 分类号 |
B60B9/26;B60G11/00;F16F1/26;F16F15/073;(IPC1-7):F16F3/02 |
主分类号 |
B60B9/26 |
| 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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