F - Mech Eng,Light,Heat,Weapons – 16 – K
Patent
F - Mech Eng,Light,Heat,Weapons
16
K
F16K 17/40 (2006.01) F16K 17/16 (2006.01) F17C 13/06 (2006.01)
Patent
CA 2205174
A multiple-domed, scored rupture disc (28) having a non-apertured disc body (62) provided with separate, side-by-side, semi-circular concavo-convex bulges (76) and an arcuate line of weakness (68) circumscribing the bulges is provided with a diametrical ridge (74) extending across and serving as a divider between the bulged areas of the disc body. The distance between the outer margin of the ridge and a plane through the annular planar section of the disc body is from about 0.3 % to about 3 % of the diameter of the bulged area to increase the rigidity of the divider ridge. The greater rigidity of the divider ridge decreases the burst pressure of the disc.
Une plaque de rupture (28) à encoches et dômes multiples présente un corps sans orifice (62) pourvu de parties renflées (76) concaves-convexes semi-circulaires, placées l'une à côté de l'autre, distinctes, et d'une ligne de faiblesse courbée en arc (68) délimitant les parties renflées, et est pourvue d'une nervure diamétralement opposée (74) transversale, servant de séparation aux zones renflées du corps de la plaque. La distance entre le bord externe de la nervure et un plan passant dans la section plane annulaire du corps de la plaque représente entre environ 0,3 % et environ 3 % du diamètre de la zone renflée et renforce la rigidité de la nervure de séparation. Une rigidité plus importante de la nervure réduit la pression d'éclatement de la plaque.
Fike Corporation
Gowling Lafleur Henderson Llp
LandOfFree
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