Structural bearings
AssigneeThe Glacier Metal Company Limited
InventorSydney James Rudge
Life of this patent
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Abstract
This invention is a bridge- or structure- bearing enabling an upper member to be supported from a base by a sliding bearing permitting universal freedom of angular movement of the upper member. A low-friction bearing surface is provided by a P.T.F.E. layer located in relation to the base by having its edges engaged in a groove machined in the base around the bearing surface.
Claims9
A structure bearing comprising (1) an upper member, (2) a base member having a part sherical upwardly facing bearing surface supporting said upper member, there being a groove formed in said base member near the top and extending from said part spherical bearing surface substantially horizontally into said base member, and (3) a bearing layer supported on said bearing surface and fixed in position by having its edges engaged in said groove, said bearing layer engaging the upper member in such a manner as to permit universal freedom of angular movement of said upper member relative to the base member.
Dependencies are inferred from the claim text.