F - Mech Eng,Light,Heat,Weapons – 16 – K
Patent
F - Mech Eng,Light,Heat,Weapons
16
K
F16K 1/22 (2006.01) F16K 1/226 (2006.01)
Patent
CA 2250737
A valve (1) comprising a valve body (13) having a centrally disposed aperture (15), an annular recess (27) disposed about an outer circumference of the aperture, and a moment arm (25) disposed between the annular recessed portion and the aperture; a rotatable valve shaft (9); a valve disc (17) with a convex-shaped outer edge disposed about a circumference of the valve disc; an annular seating ring (21) having a serpentine configuration, a first end portion and a second end portion, wherein the first end portion has a concave-shaped surface which is in substantially full contact with an adjacent convex-shaped outer edge of the valve body when the valve disc is in the closed position in the aperture; and an annular seating ring retainer (23) comprising an annular recess, and a moment arm disposed between the annular recess of the retainer and the aperture.
Une soupape (1) comporte un corps de soupape (13) comprenant une ouverture centrale (15), un évidement annulaire (27) disposé autour du pourtour extérieur de l'ouverture, et un bras de moment (25) placé entre la partie annulaire en retrait et l'ouverture; une tige de soupape rotative (19); un disque de soupape (17) à bord extérieur convexe, placé sur la circonférence du disque de soupape; un siège annulaire (21) en forme de serpentin, une première partie d'extrémité et une seconde partie d'extrémité, la première partie d'extrémité ayant une surface concave qui est sensiblement entièrement en contact avec un bord extérieur convexe adjacent du corps de soupape lorsque le disque de soupape est en position fermée dans l'ouverture; un élément de retenue de siège (23) amovible annulaire comprenant un évidement annulaire et un bras de moment placé entre l'évidement annulaire de l'élément de retenue et l'ouverture.
Barker James E.
Lawrence Lavern Allen
Neu Steven K.
Borden Ladner Gervais Llp
General Signal Corporation
Spx Corporation
LandOfFree
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