| 摘要 |
A railroad freight car truck designed for the installation of steering arms for radial tracking in curves and high speed stability, and truck mounted air brake rigging of the standard type utilizing dual push-rods through the bolster to eliminate the truck biasing forces developed by conventional brake rigging with holes for accommodating the push-rods through the bolster and lugs for allowing the steering arms to engage and guide the brake beams in the lateral direction.
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