发明名称 |
LOUVER WITH MAXIMUM FREE AREA |
摘要 |
Louver With Maximum Free Area The cross sections of louver blades are located exclusively within zones defined primarily by concentric arcs configured to maintain a substantially equal spacing between the boundaries of the zones of adjacent blades throughout the width of the louver.
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申请公布号 |
CA2057500(A1) |
申请公布日期 |
1992.07.03 |
申请号 |
CA19912057500 |
申请日期 |
1991.12.12 |
申请人 |
CONSTRUCTION SPECIALTIES, INC. |
发明人 |
OLSEN, ROBERT W. |
分类号 |
E06B7/082;E06B7/084;F24F13/08;F24F13/15;(IPC1-7):F24F13/08 |
主分类号 |
E06B7/082 |
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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