Motorcycle with closeable engine intake and exhaust passages

Details Motorcycle with closeable engine intake and exhaust passages Motorcycle with closeable engine intake and exhaust passages

1981-12-17

1984-03-06

Lazarus, Ira S.

Internal-combustion engines

Frame construction

Horizontal cylinder

123198E, 180 892, F02B 7700

Patent

active

044347553

ABSTRACT:
An intake and exhaust system for a compact motorcycle including a valve arrangement for closing both the intake and exhaust systems so as to preclude the escape of fuel vapors to the surrounding area when the motorcycle is not in use.

REFERENCES:
patent: 3424139 (1969-01-01), Brooks
patent: 4075986 (1978-02-01), Keck
patent: 4143731 (1979-03-01), Haustein
patent: 4175630 (1979-11-01), Fleisher et al.
patent: 4215665 (1980-08-01), Stambaugh
patent: 4300496 (1981-11-01), Price
patent: 4338890 (1982-07-01), Shelby et al.
patent: 4354464 (1982-10-01), Fujita

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