Original document(5 pages)  中文版
    The four stroke engine now available consists of cylinder jacket, cylinder cap (including valve and spark plug), piston, link rod and crank shaft; on the basis of the above engine, the present invention increases another cylinder cap (including valve and spark plug) to enable one cylinder to accomplish work load of two cylinders of the existing four stroke engine, thus the engine output power is increased.
Application Number
申请号		 89101217 Application Date
申请日		 1989.03.02
Title 名称 Two-direction four stroke engine
Publication Number
公开号		 1045289 Publication Date
公开日		 1990.09.12
Approval Pub. Date Granted Pub. Date
International Classification 分类号 F02B75/40
Applicant(s) Name
申请人		 Zhu Yunfeng
Address 地址
Inventor(s) Name 发明人
Attorney & Agent 代理人
More information 更  多  信  息


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