SIDE FRAME AND BOLSTER FOR A RAILWAY TRUCK AND METHOD FOR MANUFACTURING SAME
摘要
<p>A method of manufacturing a bolster of a rail car that includes a pair of shoe pockets at respective ends configured to be inserted into bolster openings of respective side frames includes providing a bolster pattern for forming a drag portion and cope portion of a mold. Cores that define an interior region of a cast bolster are also provided. The bolster pattern and the cores are configured to constrain shoe pocket angles within about +-.5°.</p>
申请公布号
WO2012158695(A1)
申请公布日期
2012.11.22
申请号
WO2012US37946
申请日期
2012.05.15
申请人
NEVIS INDUSTRIES LLC;GOTLUND, ERIK;MAKARY, VAUGHN;SALAMASICK, NICK