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发明名称
Inactive spring for magazine
摘要
A spring adapted for long-term installation in a limited space, in a minimum-stress condition. When thrust is desired, the spring is activated by adjusting the position of some components, resulting in a tendency for the spring to expand.
申请公布号
US4205474(A)
申请公布日期
1980.06.03
申请号
US19780968215
申请日期
1978.12.11
申请人
MUSGRAVE, DANIEL D
发明人
MUSGRAVE, DANIEL D
分类号
F16F1/02;F41A9/70;(IPC1-7):F41C25/02;F16F1/22
主分类号
F16F1/02
代理机构
代理人
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