发明名称 |
LUBRICATING DEVICE OF FOUR-STROKE CYCLE ENGINE UNIT FOR PORTABLE WORKING MACHINE |
摘要 |
A four-stroke cycle engine unit for a working machine has generally a lubricating device for lubricating mechanical parts in a valve chamber and a cam chamber. The lubricating device comprises a body which has the cam chamber and a crank chamber, a cylinder head and a head cover having the valve chamber, and a mechanism for preventing a lubricating oil from escaping from at least one of through holes for push rods provided in a wall of the valve chamber and the cam chamber.
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申请公布号 |
US5176116(A) |
申请公布日期 |
1993.01.05 |
申请号 |
US19910812691 |
申请日期 |
1991.12.23 |
申请人 |
RYOBI LIMITED |
发明人 |
IMAGAWA, YOUICHI;KOHMOTO, HIROSHI |
分类号 |
F01L1/14;F01L1/18;F01M9/06;F01M9/10;F02B63/02;F02B75/02;F02B75/16 |
主分类号 |
F01L1/14 |
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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