发明名称 |
HATCH COVER FOR A RAILROAD HOPPER CAR |
摘要 |
A hatch cover adapted to be positioned over a hatch opening on a railroad hopper car is disclosed. The hatch cover includes a rigid panel sized to cov er the hopper car hatch opening. The panel for the hatch cover includes an inne r skin, an outer skin, and a core material sandwiched between and adhered to t he inner and outer skins. Edge structure is secured to the panel for protecting edges of the panel.
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申请公布号 |
CA2517742(A1) |
申请公布日期 |
2004.11.04 |
申请号 |
CA20042517742 |
申请日期 |
2004.03.16 |
申请人 |
MINER ENTERPRISES, INC. |
发明人 |
GAYDOS, CHRISTOPHER C.;PALERMO, MICHAEL R. |
分类号 |
B61D17/16;(IPC1-7):B61D17/16;B61D7/00 |
主分类号 |
B61D17/16 |
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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