发明名称 Method of producing a piston
摘要 In a method of producing a piston (10) for an internal combustion engine including at least one strengthened piston ring groove at least one relatively narrow groove (14) is configured in the region of the upper and/or lower flank of the provided piston ring groove (18) and the groove (14) is filled with a hard-wearing material (16) and the piston ring groove (18) is worked out such that the upper and/or lower flank is formed at least in part by the hard-wearing material (16).
申请公布号 US2002069528(A1) 申请公布日期 2002.06.13
申请号 US20010930727 申请日期 2001.08.15
申请人 OTTE BERNHARD;KONRAD PETER;WALLMANN CLEMENS;WALDMANN HANS WERNER;BERGMANN HANS WILHELM;BERGMANN GUDRUN 发明人 OTTE BERNHARD;KONRAD PETER;WALLMANN CLEMENS;WALDMANN HANS WERNER;BERGMANN HANS WILHELM;BERGMANN GUDRUN
分类号 B23K26/34;B23P15/10;F02F3/00;(IPC1-7):B23P15/10 主分类号 B23K26/34
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