发明授权
US09441852B2 Prefabricated, modular, fire resistance and non-fire resistance rated ventilation duct assembly with integral subducts
有权
预制，模块化，耐火和不耐火的额定通风管道组件，具有整体式底座
- 专利标题： Prefabricated, modular, fire resistance and non-fire resistance rated ventilation duct assembly with integral subducts
- 专利标题（中）： 预制，模块化，耐火和不耐火的额定通风管道组件，具有整体式底座
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申请号： US14483067申请日： 2014-09-10
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公开(公告)号： US09441852B2公开(公告)日： 2016-09-13
- 发明人: Glen A. Edgar , Clark E. Pridemore , Keith E. Page
- 申请人： HART & COOLEY, INC.
- 申请人地址： US MI Grand Rapids
- 专利权人： HART & COOLEY, INC.
- 当前专利权人： HART & COOLEY, INC.
- 当前专利权人地址： US MI Grand Rapids
- 代理机构： Jackson Walker LLP
- 代理商 Christopher J. Rourk
- 主分类号： F16L9/18
- IPC分类号： F16L9/18 ; F24C3/00 ; F24F13/02
摘要：
A prefabricated, modular, duct assembly comprising a main duct having an outer wall, an inner wall, a first end and a second end. A horizontal duct assembly extending through the main duct between the first end and the second end. A vertical duct assembly extending along the inner wall from the horizontal duct assembly to the first end.
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