发明名称 |
SAFETY JACK |
摘要 |
<p>The present invention is a safety jack (10) having a propping mechanism comprised of a prop (40) attached to and jointly movable with the lifting arm (14), a storage well (22) for receiving the prop (40) in a retracted position, and a pin (50) engagable with the prop (40) to bias the prop (40) and the body (12) of the jack (10) to prevent untimely retraction of lifting arm (14).</p> |
申请公布号 |
WO2005051707(A1) |
申请公布日期 |
2005.06.09 |
申请号 |
WO2004US39109 |
申请日期 |
2004.11.19 |
申请人 |
SPENCER, CHRISTERSON, ABRAHAM |
发明人 |
SPENCER, CHRISTERSON, ABRAHAM |
分类号 |
B66F3/30;(IPC1-7):B60P1/48;B66F3/24;B66F7/12;B60P1/00 |
主分类号 |
B66F3/30 |
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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