B - Operations – Transporting – 61 – F
Patent
B - Operations, Transporting
61
F
B61F 5/00 (2006.01) B61F 5/50 (2006.01) B61H 5/00 (2006.01) B61H 13/36 (2006.01)
Patent
CA 2398646
A disc brake assembly for a railway truck is provided. The truck (10, 11) includes at least two wheel axle sets (22, 23) and brake discs (12, 13) mounted to the wheel axle sets (22, 23). Extending between the wheel axle sets (22, 23) is a longitudinally extending truck frame (20, 21). Also extending between the wheel axle sets (22, 23) and supporting the truck frame (20, 21) via primary springs (65) are equalizer beams (64) that further extend beyond the wheel sets (22, 23) and through an opening (70) in the truck frame (20, 21). Disc brake calipers (62) are mounted to the equalizer beams (64) with the caliper (62) engaging the brake discs (12, 13) of the wheel sets (22, 23). The assembly results in the brake discs (12, 13) and calipers (62) being unsprung. In other words, the brake discs (12, 13) and calipers (62) do not move relative to each other.
L'invention concerne un ensemble frein à disque destiné à un boggie (10, 11), lequel comprend au moins deux ensembles d'axes de roues (22, 23) sur lesquels sont montés des freins à disque (12, 13). Un châssis de boggie (20, 21) s'étend longitudinalement entre les ensembles d'axes de roues (22, 23), de même que des balanciers compensateurs (64) s'étendent entre ces ensembles d'axes (22, 23) et supportent le châssis (20, 21) du boggie au moyen de premiers ressorts (65), ces balanciers s'étendant encore au-delà des ensembles de roues (22, 23) et à travers une ouverture (70) ménagée dans le châssis (20, 21) du boggie. On a monté des étriers (62) de frein à disque sur les balanciers compensateurs (64), l'étrier (62) entrant en contact avec les disques (12, 13) des freins des ensembles de roues (22, 23). Cet agencement fait que les disques (12, 13) et les étriers (62) ne sont pas suspendus, ce qui, en d'autres termes, signifie que les disques (12, 13) des freins et les étriers (62) ne peuvent pas se déplacer les uns par rapport aux autres.
Buckeye Steel Castings Company
Columbus Steel Castings Company
Smart & Biggar
LandOfFree
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