| 摘要 |
PROBLEM TO BE SOLVED: To provide a valve gear of an engine having high durability, equally distributing input to a pair of engine valves from a rocker arm. SOLUTION: This valve gear of the engine has valve springs 5 respectively energizing the pair of engine valves 2 installed on a cylinder head 1 of the engine in the closing direction, a bridge member 8 arranged to be bridged between head parts of both engine valves 2, the rocker arm 10 rockingly supported by the cylinder head 1 via a rocker shaft 9 and opening both engine valves 2, 3 by pressing a pressure receiving surface 20 formed in an intermediate part of the bridge member 8 by a rocking end part, and a camshaft 6 driving this rocker arm 10 to the opening side of the engine valves 2, 3. A roller 11 rolling on the pressure receiving surface 20 of the bridge member 8 in response to rocking of this rocker arm 10, is supported by the rocker arm 10. COPYRIGHT: (C)2009,JPO&INPIT
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