Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Chih-Kuang Chang0
Date of Patent
June 3, 2008
0Patent Application Number
112231960
Date Filed
September 8, 2005
0Patent Primary Examiner
Patent abstract
The present invention describes an automobile exhaust pipes, and more particularly to an exhaust pipe capable of producing appropriate pressure to assist engine torque output when the engine is running at a low speed and expediting the waste gas to be discharged from an automobile when the engine is running at a high speed, so as to enhance the operating performance of automobile engines.
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