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Mitred grate and drain cover
   
Document Number
US Patent 7252458
Issued Date
August 7, 2007
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Abstract
A drain cover and pipe combination comprises a drain cover including a substantially elliptical frame portion defining a space, the space having an axis substantially normal to the frame, and at least one cross piece located in the space so as to define a plurality of openings in the drain cover. The pipe comprises a substantially tubular member having a longitudinal axis, with the pipe having a substantially elliptical shaped rim at one end thereof with a rim axis which is other than parallel to the longitudinal axis of the tubular member. Securing means are provided for securing the drain cover over the rim of the pipe.
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Number of Claims:
10
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Published
August 7, 2007
Application Number
11/212,152
Filed
August 26, 2005
US Classification
405/125   210/163 210/460 405/127 405/36 405/41
Int'l Classification
E03F   5/14   (20060101)  
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Parent Case
CROSS REFERENCE TO RELATED APPLICATIONS This is a continuation in part application of U.S. patent application Ser. No. 10/459,872 filed Jun. 12, 2003, now U.S. Pat. No. 6,942,425 which is a continuation in part application of U.S. patent application Ser. No. 09/826,641 filed Apr. 05, 2001, now U.S. Pat. No. 6,595,721 issued Jul. 22, 2003, both of which are incorporated herein by reference in their entirety.
USPTO Field of Search
405/36   405/39   405/40   405/41   405/42   405/87   405/88   405/89   405/90   405/87   405/88   405/89   405/90   52/12   52/19   52/20   52/21   210/459   210/460   210/461   210/462   210/463   210/459   210/460   210/461   210/462   210/463   404/2   404/3   404/4   404/5   404/25   404/26  
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