Structural element
OwnerKeith Woolfinventor
Life of this patent
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Abstract
A structural element comprising a web, a pair of substantially oppositely directed flanges projecting outwardly from respective ends of the web, wherein the web comprises two or more channels formed therein, and wherein at least two of the two or more channels project into the web in opposed orientation to one another.
Claims21
A structural element comprising a web, a pair of substantially oppositely directed flanges projecting outwardly from respective ends of the web, wherein the web comprises two or more channels formed therein, and wherein at least two of the two or more channels project into the web in opposed orientation to one another.
A structural element according to any one of the preceding claims wherein one of the pair of flanges is wider than the other of the pair of flanges.
A structural element according to any one of the preceding claims wherein at least one of the pair of flanges is provided with at least one lip extending therefrom.
A structural element according to any one of the preceding claims wherein each of the pair of flanges is provided with a lip.
A structural element according to any one of the preceding claims wherein the two or more channels are spaced apart from one another by a portion of the height of the web.
A structural element according to any one of the preceding claims wherein the two or more channels are shaped so as to enhance one or more of the torsional, vertical and lateral strengths of the structural element.
A structural element according to any one of the preceding claims wherein the two or more channels are adapted to provide engagement enhancement for the use of one or more bridging members.
A structural element according to any one of the preceding claims wherein the at least two of the two or more channels are located an approximately equal distance from the middle of the web as one another.
A structural element according to any one of the preceding claims wherein the structural element is a purlin.
A structural element comprising a web, a pair of flanges projecting outwardly in substantially the same direction from respective ends of the web, wherein the web comprises two or more channels formed therein, and wherein at least two of the two or more channels project into the web in the same orientation as one another.
A structural element according to any one of claims 16 to 20 wherein the at least two of the two or more channels extend into the web in the same direction as the flanges.
A structural element according to any one of claims 16 to 21 wherein the structural element is a purlin.
Dependencies are inferred from the claim text.