H - Electricity – 05 – B
Patent
H - Electricity
05
B
H05B 3/70 (2006.01) B04B 5/02 (2006.01) B04B 7/08 (2006.01) B21D 39/00 (2006.01) B21D 53/00 (2006.01) F24C 7/06 (2006.01) F24H 3/06 (2006.01) H05B 3/04 (2006.01) H05B 3/08 (2006.01) H05B 3/40 (2006.01)
Patent
CA 2311588
A connection flange for an armoured resistance element, particularly for electric ovens, comprising a plate (1) provided with a plurality of holes (3) for insertion by the end portions (4) of the armoured resistance element (5), characterised in that the minor edges of the plate are prolonged into at least two profiled flat fins (6, 6') with their sides diverging outwards, said fins being formed during the actual stamping of the plate and then being bent at 90~ to be inserted into corresponding slots (9) provided in the edges of the muffle, after which they are twisted to prevent their withdrawal.
La présente invention concerne une bride de raccordement pour élément résistant armé, particulièrement destiné aux fours électriques, comprenant une plaque (1) pourvue de plusieurs trous (3) conçus pour que les parties terminales (4) de l'élément résistant armé (5) y soient introduites. L'invention est caractérisée en ce que les bords mineurs de la plaque se prolongent dans au moins deux ailettes plates profilées (6, 6') dont les faces s'écartent vers l'extérieur, ces ailettes étant formées pendant l'estampage effectif de la plaque avant d'être pliées à 90· pour être introduites dans les fentes correspondantes (9) pratiquées sur les bords du moufle, puis torsadées pour empêcher leur retrait.
I.r.c.a. S.p.a. - Industria Resistenze Corazzate E. Affini
Robic
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