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US 2004/0000116 A1Published application
Block wall systems
AssigneeSmart Masonry (Holdings) Pty Ltd
InventorWilliam John Davis
Life of this patent
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Abstract
An improved key for a dry wall block system is provided with a plurality of longitudinal flanges and a common web. The keys are adapted to engage with slots in the ends of building blocks to align and join the blocks and provide improved stability during the erection process.
Claims24
An elongate key for engaging and aligning the ends of stacked building blocks, the key comprising:
- (a) a substantially rectilinear body,
- (b) a pair of substantially parallel opposed outer flanges,
- (c) a common web between the flanges, and
- (d) a central flange between the outer flanges which extends from the common web and is substantially parallel to said outer flanges.
1 more element
An elongate key for engaging and aligning the ends of stacked building blocks, the key comprising:
- (a) a substantially rectilinear body,
- (b) a pair of substantially parallel opposed outer flanges,
- (c) a common web between the flanges, wherein the common web includes ramps which slope from the outer flanges towards the centre of the key and towards central portions of the web which are substantially perpendicular to the outer flanges.
23 The block wall construction of claim 22 reinforced by vertical and horizontal reinforcing bars.
Dependencies are inferred from the claim text.