Micro joint

E - Fixed Constructions – 04 – F

Patent

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Details

E04F 15/14 (2006.01)

Patent

CA 2330702

The joint thereshown has two stainless steel side plates (21, 22) which are rolled from a single strip and are bent double at the bottom of the lower limb (23) of the Y. The plates have rolled in ridges (24) at the top of this limb (23) and diverge above the ridges (24) as upper Y limbs (26). Between the limbs (26) a core is captivated at a relatively hard, necked lower core- portion or rib (31) by the ridges (24). Above these, a relatively softer upper core-portion or strip (32) fills the space between the upper limbs (26), tapering out with them. The core is a co-extrusion of the two portions (31, 32) joined by a neck (33). It is held in place by the ridges (24) being rolled around lower portion (31). This joint is fitted between tiles at a gap of the width of the ridges (24), by driving it between the tiles to compress the divergent upper Y limbs (26).

Le joint de la présente invention comporte deux plaques latérales (21, 22) en acier inoxydable qui sont enroulées à partir d'une seule bande et sont repliées en double au bas de la branche inférieure (23) du Y. Les plaques présentent des rives (24) roulées sur elles-mêmes au sommet de cette branche et diverge au-dessus des rives venant constituer les branches supérieures (26) du Y. Entre les branches (26) une partie du noyau retenue prisonnière par les rives (24) forme un noyau inférieur relativement dur à étranglement, en l'occurrence une nervure (31). Au-dessus de cela, une partie du noyau supérieure relativement souple ou bande (32) remplit l'espace entre les branches supérieures (26) formant avec elles un biseau. Le noyau est une co-extrusion des deux parties (31, 32) réunies par un étranglement (33). Il est tenu en place par les deux rives (24) formant un enroulement autour de la partie inférieure (31). Le joint se monte entre les briques au niveau d'un intervalle de la largeur des rives (24). A cet effet, on le pousse entre les briques de façon à comprimer les branches supérieures du Y en divergence.

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