Foam Filled Frame Member
AssigneeArchitectural & Metal Systems Limited
InventorDavid Rawlings
Life of this patent
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Abstract
A foam filled frame member comprises first and second frame components 12, 14 spaced apart from one another and connected to one another by a first bridge 20 and by a second bridge 22, the first and second frame components 12, 14 and first and second bridges 20, 22 together defining an elongate void, a foam material 26 located within the void and substantially filling the void, and a tie member 30 interconnecting the first and second bridges 20, 22 to restrain the first and second bridges 20, 22 against movement towards or away from one another.
Claims13
A foam filled frame member comprising first and second frame components spaced apart from one another and connected to one another by a first bridge and by a second bridge, the first and second frame components and first and second bridges together defining an elongate void, a foam material located within the void and substantially filling the void, and a tie member interconnecting the first and second bridges to restrain the first and second bridges against movement towards or away from one another.
A method of manufacture of a frame member comprising providing first and second frame components spaced apart from one another and connected to one another by a first bridge and by a second bridge, the first and second frame components and first and second bridges together defining an elongate void, providing a tie member interconnecting the first and second bridges to restrain the first and second bridges against movement towards or away from one another, and providing a foaming material in the void, allowing the foaming material to foam to substantially fill the void.
Dependencies are inferred from the claim text.