发明名称 |
Vacuum relief system for tarpaulin covered hopper trailers |
摘要 |
An elongated hollow tube extending between the forward and after ends of a hopper trailer serves as a ridge pole for a protective tarpaulin covering a commodity, such as rice or wheat, forming the trailer's cargo.
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申请公布号 |
US4003301(A) |
申请公布日期 |
1977.01.18 |
申请号 |
US19750630336 |
申请日期 |
1975.11.10 |
申请人 |
TITAN TRAILER CORPORATION |
发明人 |
NORTON, MORRISON KAI |
分类号 |
B60J7/10;B60P1/60;B65G67/24;(IPC1-7):B61D7/32 |
主分类号 |
B60J7/10 |
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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