发明名称 |
Electrically operated retractable jack |
摘要 |
An electrically operated retractable jack for leveling a vehicle. The jack is automatically retractable from a vertical position into a horizontal stowage position under the vehicle. The jack may be operated individually or a plurality of jacks may be used in leveling the corners of a vehicle. The jacks may be raised and lowered by control switches mounted inside the vehicle without the need of the operator getting outside the vehicle.
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申请公布号 |
US4067543(A) |
申请公布日期 |
1978.01.10 |
申请号 |
US19770794053 |
申请日期 |
1977.05.05 |
申请人 |
ORTH, JOSEPH P.;SCHMIDT, GERALD F. |
发明人 |
ORTH, JOSEPH P.;SCHMIDT, GERALD F. |
分类号 |
B60S9/08;B66F3/08;B66F3/44;(IPC1-7):B60S9/02 |
主分类号 |
B60S9/08 |
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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