Air intake device of an internal combustion engine
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Sep 2, 1986
Grant Date -
N/A
app pub date -
Sep 13, 1984
filing date -
Feb 4, 1984
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An air intake device comprising a main air intake passage and an auxiliary air intake passage. The main air intake passage interconnects the air cleaner to the engine cylinders. The auxiliary air intake passage is connected to the air cleaner at one end thereof and to the main air intake passage at the other end thereof. The equivalent pipe lengths of the main air intake passage and the auxiliary air intake passage are almost the same. A control valve actuated in response to the engine speed is arranged in the other end of the auxiliary air intake passage. The valve body of the control valve has a conically-shaped convex front face and a conically-shaped convex rear face.
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