Valve operating mechanism for internal combustion engine
This patent describes a valve operating mechanism in an internal combustion engine comprising: a single camshaft rotatably disposed above the cylinder head, a single rocker arm shaft rotatably disposed above the cylinder head; an intake-valve rocker arm swingably supported on the rocker arm shaft and operatively engaging the intake valve; an exhaust-valve rocker arm swingably supported on the rocker arm shaft and operatively engaging the exhaust valve, a camshaft holder disposed above the cylinder bore, the camshaft being rotatably supported by the camshaft holder; a rocker arms shaft holder disposed above the cylinder bore, the rocker arm shaft being rotatably supported by the rocker arm shaft holder; and a plug insertion tube having a plug insertion hole for insertion of the spark plug therethrough, the plug insertion tube being integrally formed with the camshaft holder and the rocker arm shaft holder in a holder block means.
- Assignee:
- Honda Giken Kogyo Kabushiki Kaisha, Tokyo
- Patent Number(s):
- US 4793297
- OSTI ID:
- 6319872
- Country of Publication:
- United States
- Language:
- English
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