发明名称 |
Lubrication mechanism for piston pin and snap ring |
摘要 |
A piston boss is formed with an oil inlet hole for collecting oil flowing downward along a piston and allowing it to flow toward a snap ring and an end of a ceramic piston pin in contact with the snap ring. The oil having lubricated the snap ring and the end of the piston pin is collected by an oil outlet hole formed in the piston boss and allowed to flow downward therethrough.
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申请公布号 |
US4785720(A) |
申请公布日期 |
1988.11.22 |
申请号 |
US19870060538 |
申请日期 |
1987.06.11 |
申请人 |
NGK SPARK PLUG CO., LTD. |
发明人 |
KOJIMA, TAKIO;KAWAMURA, MITSUYOSHI;AKAO, SHIGEAKI |
分类号 |
F02B75/02;F02F1/22;F02F3/00;F02F3/22;F16J1/08;F16J1/16;F16J1/18 |
主分类号 |
F02B75/02 |
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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