F - Mech Eng,Light,Heat,Weapons – 02 – M
Patent
F - Mech Eng,Light,Heat,Weapons
02
M
123/91
F02M 23/04 (2006.01)
Patent
CA 1119063
MODULATING AIR CONTROL VALVE Abstract of the Invention An improved modulating air control valve which intermittently introduces air into the intake manifold of internal combustion engines as a function of the vacuum differential between the intake manifold and the ported vacuum at the carburetor. The valve includes a unidirectional flow valve which prevents hydrocarbon gases contained in the intake manifold from deteriorating the internal diaphragm of the valve.
326617
Gowling Lafleur Henderson Llp
Olson Engineering Inc.
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