Camshaft driving device for internal combustion engine

Details Camshaft driving device for internal combustion engine Camshaft driving device for internal combustion engine

1986-08-05

1988-06-14

Wolfe, Jr., Willis R.

Internal-combustion engines

Poppet valve operating mechanism

Camshaft drive means

123 9027, F01L 104

Patent

active

047504552

ABSTRACT:
A camshaft driving device for use in an internal combustion engine having a cylinder block, a cylinder head disposed on the cylinder block, a driving shaft rotatably mounted at the lower portion of the cylinder block and at least one camshaft rotatably mounted at the upper portion of the cylinder head, wherein a mounting boss for mounting the reduction gear thereon is formed on an upper deck disposed on the cylinder block, while a driving force from the driving shaft is transmitted to the camshaft through the reduction gear. A transmitting portion of the reduction gear on the side of the camshaft is outwardly disposed from the engine as compared with another transmitting portion thereof on the side of the driving shaft and the transmitting portion of the latter is disposed in a space immediately below a journal boss formed at the upper portion of the cylinder head for rotatably mounting the camshaft therein.

REFERENCES:
patent: 3393499 (1968-07-01), Harer et al.
patent: 4291650 (1981-09-01), Formia et al.
patent: 4549510 (1985-10-01), Miyakoshi et al.

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