Spline drive and cam shafts for barrel engines

Details Spline drive and cam shafts for barrel engines Spline drive and cam shafts for barrel engines

2007-02-08

2009-10-13

Huynh, Hai H (Department: 3747)

Internal-combustion engines

Multiple cylinder

Having rotary output shaft parallel to cylinders

Reexamination Certificate

active

07600493

ABSTRACT:
A shaft assembly for a barrel internal combustion engine having valves controlling the intake and exhaust of gases during operation of the engine. The shaft assembly includes a drive shaft and a cam shaft. The drive shaft extends longitudinally between opposite first and second ends along a rotational axis. The cam shaft has cam lobes for actuating the valves of the engine. The cam shaft is coupled in a spline arrangement with an end of the drive shaft for rotation therewith about the rotational axis. The cam shaft is substantially coaxial with the drive shaft.

REFERENCES:
patent: 2243817 (1941-05-01), Herrmann
patent: 2983264 (1961-05-01), Herrmann
patent: 3207082 (1965-09-01), Pitt et al.
patent: 3241495 (1966-03-01), Diedrich et al.
patent: 3319874 (1967-05-01), Welsh
patent: 6192853 (2001-02-01), Natsume
patent: 7409932 (2008-08-01), Gaiser
patent: 2006/0037567 (2006-02-01), Thomas
patent: 2007/0186880 (2007-08-01), Gaiser

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