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Arris protection joint

  • US 10,094,075 B2
  • Filed: 05/11/2015
  • Issued: 10/09/2018
  • Est. Priority Date: 05/12/2014
  • Status: Active Grant
First Claim
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1. An arris protection joint for edging the arrises of cured material pourable on opposite sides of the joint prior to curing, the joint comprising:

  • an opposed pair of elongate arris members for edging the cured material, the arris members being;

    complementarily formed along their length with a wave shape, with each member extending across a mid-plane of the joint from one side of the joint to the other side of the joint and back again at successive positions along the joint, whereby on pouring of a curable material it is formed into inter-digitated fingers edged by the arris members and extending through the depth of the curable material, corresponding to a width of the arris members, and the arris members having;

    means for anchoring them in a respective repair material on opposite sides of the joint andsupport adaptations being apertures with adjustable supports engaged within the support adaptations to provide the arris members support in a cavity with their tops at least substantially flush with concrete slabs andthe arris members are of moulded polymeric material andthe arris members have integrally moulded spacers for holding them at a separation from each other.

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