Patent ID: 7353759

Claim:
A sideframe for use in a railway car truck, said sideframe of a generally unitary cast steel structure comprising an elongated top compression member extending longitudinally, two end sections each extending longitudinally from an end of said top compression member and each forming a pedestal jaw, two diagonal tension members each extending at an acute angle with said top compression member from near said end of said top compression member, a bottom member extending longitudinally and joining said diagonal tension members at a lower end of each diagonal tension member, two column members longitudinally spaced from each other extending vertically between said bottom member and said top compression member, said column member forming a bolster opening between, the top compression member including two elongated longitudinally spaced generally flat pad sections, each of which extending laterally across a majority of the lateral width of the top compression member, each of the pad sections having fastener openings extending through the pad section and the top compression member, further including two side sections each extending between the top compression member and the diagonal tension members, and a side fastener opening extending through each side section below the top compression member.