F - Mech Eng,Light,Heat,Weapons – 04 – D
Patent
F - Mech Eng,Light,Heat,Weapons
04
D
F04D 29/70 (2006.01) F04B 39/06 (2006.01)
Patent
CA 2392909
A pump housing (14, 16) has a fan guard (40) secured to the end of the housing by four crescent-shaped tabs (60) fitting into four crescent-shaped cast-in recesses (66) of the housing (14, 16) and ears (68) of the tabs (60) fitting into cast-in holes (70) in the housing (14, 16). The ears (68) and holes (70) on opposite sides of the housing (14, 16) are aligned along a common axis (80, 82). The ears (68) are tapered at their leading ends (90) and squared off at their trailing ends (92), and the guard (40) has a radial projection (56) that fits into an opening in the housing (14, 16).
Selon l'invention, un carter de pompe (14, 16) comprend une grille de protection (40) fixée sur l'extrémité du carter par quatre pattes en forme de croissant (60) emboîtées dans quatre évidements (66) encastrés dans le carter (14, 16) ainsi que des languettes (68) de pattes (60) emboîtées dans des trous (70) encastrés dans le carter (14, 16). Les languettes (68) et les trous (70) situés sur des côtés opposés au carter (14, 16) sont alignés le long d'un axe commun (80, 82). Les languettes (68) présentent des extrémités avant (90) effilées et des extrémités arrières équarries. La grille (40) présente une projection radiale (56) s'emboîtant dans une ouverture du carter (14, 16).
Leonhard Todd W.
Leu Shawn
Fetherstonhaugh & Co.
Thomas Industries Inc.
LandOfFree
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