发明名称 |
KOLBEN FUER VERBRENNUNGSMOTOREN, KOMPRESSOREN UND ANDERE MASCHINEN |
摘要 |
A method for manufacturing a piston for internal combustion engines, compressors and the like, comprising a head portion articulately connected to a separate skirt portion, wherein the skirt portion comprises a steel tubular part obtained by cutting, bending and closing of a piece of steel strip, the outer surface of said tubular part being covered by a layer of antifriction material bonded to said outer surface prior to the cutting, bending and closing of the steel strip. |
申请公布号 |
DE2937107(A1) |
申请公布日期 |
1980.03.27 |
申请号 |
DE19792937107 |
申请日期 |
1979.09.13 |
申请人 |
METAL LEVE-S.A. INDUSTRIA E COMERCIO |
发明人 |
MAHRUS,DURAID;DAXER,GEORG |
分类号 |
F02F3/00;F02F3/10;F16J1/14;(IPC1-7):F16J1/00;F04B39/00 |
主分类号 |
F02F3/00 |
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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