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公开(公告)号：US20180135480A1
公开(公告)日：2018-05-17
申请号：US15801316
申请日：2017-11-01
发明人： KE CHEN , HEGUANGNAN ZHI , JIANGUO BAI , TAO JIANG
IPC分类号： F01M13/04
CPC分类号： F01M13/04 , F01M1/10 , F01M9/00 , F01M2013/0461 , F02F7/00
摘要： The present utility model discloses a cylinder head cover breathing system, comprising: a cylinder cover body, a breathing plate and an oil return plate, wherein the cylinder cover body and the breathing plate are fixed to form a precipitating cavity; the breathing plate and the oil return plate are fixed to form an oil return cavity and an air inlet passage; the air inlet passage is communicated with the precipitating cavity; the precipitating cavity is communicated with the oil return cavity; an oil return hole is formed in the oil return cavity; and the precipitating cavity is communicated with the atmosphere. The cylinder head cover breathing system provided by the present utility model can be freely turned over without a phenomenon of lubricating oil burning ejection.
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公开(公告)号：US20180058313A1
公开(公告)日：2018-03-01
申请号：US15801321
申请日：2017-11-01
发明人： KE CHEN , HEGUANGNAN ZHI , JIANGUO BAI , TAO JIANG
CPC分类号： F02B75/02 , F01L1/024 , F01L1/18 , F01L1/181 , F01M1/04 , F01M9/06 , F01M9/107 , F01M11/00 , F01M11/0408 , F01M11/061 , F01M11/065 , F02B33/18 , F02B63/02 , F02B2075/027 , F16N19/00
摘要： The present utility model discloses a portable four-stroke engine, comprising: an engine body, a flywheel and an oil storage tank, wherein an air valve distribution chamber and a crank shaft chamber are arranged in the engine; a crank shaft is arranged in the crank shaft chamber, and is connected to the flywheel; the oil storage tank is arranged on the engine body, located above the flywheel, and configured to store lubricating oil; a cam and a rocker arm mechanism are arranged in the air valve distribution chamber; and the cam is configured to drive the rocker arm mechanism. The portable four-stroke engine provided by the present utility model has a small volume and therefore has better operation performance.
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公开(公告)号：US20180051604A1
公开(公告)日：2018-02-22
申请号：US15801309
申请日：2017-11-01
CPC分类号： F01M11/062 , F01M1/04 , F01M9/10 , F01M11/02 , F01M11/065 , F01M13/0011 , F01M2001/062
摘要： A four-stroke engine lubrication system comprises: an engine body in which a crank shaft chamber and an air valve distribution chamber are arranged; a cylinder head cover fixed onto the engine and communicated with the atmosphere; and an oil storage tank which is configured to store lubricating oil, arranged on the engine body, located at one side of a cam, and provided with an oil mist generation device therein, wherein an oil outlet passage of the oil mist generation device communicates the oil storage tank with the crank shaft chamber via an oil outlet pipe; the crank shaft chamber is communicated with the air valve distribution chamber via a check valve; the air valve distribution chamber is communicated with the oil storage tank via a pipe; the air valve distribution chamber is communicated with the cylinder head cover; and the cylinder head cover is communicated with the oil storage tank.
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