发明名称 |
PISTON FOR INTERNAL COMBUSTION ENGINE, LARGE MARINE DIESEL ENGINE, IN PARTICULAR |
摘要 |
marine engines. SUBSTANCE: piston is provided with circular fin which is integral with piston head; bearing members made in circular area between side wall of piston provided with outer piston rings terminate in taper wall having passages extending in parallel with piston axis through which cooling oil may flow; taper wall (if viewed on axial section of piston) is connected with side wall by means of rounded-off part of wall. Thickness of wall is reduced in rounded-off part of wall in order to reduce sensitivity to dynamic stresses in area between bearing members and side wall. EFFECT: enhanced efficiency. 3 cl, 2 dwg
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申请公布号 |
RU2153090(C1) |
申请公布日期 |
2000.07.20 |
申请号 |
RU19990100623 |
申请日期 |
1997.09.10 |
申请人 |
MAN B EHND V DIESEL' A/S |
发明人 |
KRONE EHRIK |
分类号 |
F02F3/00;F01P3/08;F02B3/06;F02B75/02;F02F3/22;F16J1/08;F16J1/09;(IPC1-7):F02F3/22 |
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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