发明名称 |
Piston produced from a single forged or cast piston blank |
摘要 |
A piston and method of making a piston which involves providing a single piece piston blank that, after casting or forging, is separated into separate upper and lower portions. The upper portion is machined to develop a piston head having that includes a cooling gallery portion and the lower portion is machined to develop a piston body having a cooling gallery portion, a skirt and a pair of opposed pin bores. After machining the piston head and piston body are attached together and the resulting assembly is machine finished into a finished piston.
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申请公布号 |
US7578229(B2) |
申请公布日期 |
2009.08.25 |
申请号 |
US20060607174 |
申请日期 |
2006.12.01 |
申请人 |
KARL SCHMIDT UNISIA, INC. |
发明人 |
DYE ANDREW |
分类号 |
F01B31/08;B23P15/10;F16J1/04 |
主分类号 |
F01B31/08 |
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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