发明名称 |
Space tram |
摘要 |
A spacecraft may be launched into outer space around the earth by magnetically suspending a sky tube having an inlet on earth and an outlet at altitude. The sky tube is evacuated, and the spacecraft is propelled therethrough to achieve escape velocity for reaching outer space.
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申请公布号 |
US6311926(B1) |
申请公布日期 |
2001.11.06 |
申请号 |
US20000558423 |
申请日期 |
2000.04.25 |
申请人 |
POWELL JAMES R.;MAISE GEORGE |
发明人 |
POWELL JAMES R.;MAISE GEORGE |
分类号 |
B64F1/04;B64G1/00;B64G5/00;(IPC1-7):B64F1/04 |
主分类号 |
B64F1/04 |
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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