发明名称 |
FIBERGLASS RAILCAR ROOF |
摘要 |
A fiberglass railcar roof that includes a fiberglass surface with a centr al portion and plural elongate fiberglass ribs extending transverse to the longitudinal axis of the fiberglass surface. In a first embodiment, the central portion has a cross-sectional configuration that defines a first arc, and the ribs each ha ve broad widths and each extend above the central portion to define a second arc that intersects the first arc. In a second embodiment, the ribs have arcuate cross-sections and extend downward from the lower face of the central portion. Also disclosed are embodiments of the previously described roofs that are configured for use on refrigerate d and cryogenic railcars. |
申请公布号 |
CA2219312(A1) |
申请公布日期 |
1998.04.24 |
申请号 |
CA19972219312 |
申请日期 |
1997.10.24 |
申请人 |
AMERICAN COMPOSITE MATERIAL ENGINEERING, INC.;AMERICAN COMPOSITE MATERIAL ENGINEERING, INC. |
发明人 |
PACKER, PAUL L.;FECKO, JOSEPH V. |
分类号 |
B61D17/00;B61D17/12;B62D29/04;F25D3/10;(IPC1-7):B61D17/12 |
主分类号 |
B61D17/00 |
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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