Two-cylinder V-type OHV engine for outboard motors

Details Two-cylinder V-type OHV engine for outboard motors Two-cylinder V-type OHV engine for outboard motors

2007-01-16

2007-01-16

Denion, Thomas (Department: 3748)

Internal-combustion engines

Poppet valve operating mechanism

Camshaft drive means

C123S090270, C123S054400, C123S19800E, C440S08800J, C440S08800J

Reexamination Certificate

active

11157541

ABSTRACT:
A two-cylinder V-type OHV engine for outboard motors, which allows space saving in the direction of the width of the engine. A starboard side cylinder bank (RB) has a cylinder (34R) and a port side cylinder bank (LB) has a cylinder (34L). The first cylinder bank (RB) and the second cylinder bank (LB) are arranged to form a V-shape. A crankshaft (35), a single camshaft (44), and an idle gear (44) are disposed such that the crankshaft (35) drives the single camshaft (41) via the idle gear (44).

REFERENCES:
patent: 4058092 (1977-11-01), Hikosaka et al.
patent: 4957078 (1990-09-01), Ohkawa et al.
patent: 5553586 (1996-09-01), Koishikawa et al.
patent: 5992393 (1999-11-01), Yoshida et al.
patent: 6789521 (2004-09-01), Ashida et al.
patent: 7-293268 (1995-11-01), None

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