发明名称 |
Railway car coupler knuckle having improved bearing surface |
摘要 |
A coupler knuckle casting having an enhanced bearing surface area and which is utilized in a railway freight car coupler. The coupler knuckle casting includes a tail section, and a hub section. The hub section has a pivot pinhole formed therein. Such pivot pinhole has generally straight cylindrical sidewalls. A front face section is connected to the hub section. Such front face section includes a nose section and a pulling face portion formed inwardly from such nose section. At such least a portion of such front face portion and such nose section includes an enhanced bearing surface area which includes a substantially flat portion disposed substantially in a vertical direction and which is substantially arcuate in a horizontal direction. The substantially flat portion extends for a predetermined distance in the vertical direction and for a predetermined length along the horizontal direction. There is the a transition section joining the tail section to the hub section. Such transition section includes a top metal section and a bottom metal section extending toward each other.
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申请公布号 |
US2003127412(A1) |
申请公布日期 |
2003.07.10 |
申请号 |
US20020041875 |
申请日期 |
2002.01.07 |
申请人 |
MCCONWAY & TORLEY GROUP |
发明人 |
MAUTINO PETER S.;GAGLIARDINO JOSEPH L. |
分类号 |
B61G3/06;(IPC1-7):B61G1/00 |
主分类号 |
B61G3/06 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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