Induction system for watercraft engine
OwnerYasuhiko Henmiinventor
Life of this patent
Estimating the term…
Abstract
An induction system employed in an engine of a small watercraft includes the first intake chamber communicating with the combustion chambers within the engine and a second intake chamber communicating with the first intake chamber. At least one auxiliary air aperture is provided in the first intake chamber so as to allow an auxiliary flow of air into the first intake chamber during, for example, sudden acceleration.
Claims26
An engine induction system for a watercraft comprised of a hull defining an engine compartment, an internal combustion engine having a least one combustion chamber and being supported within the engine compartment, and a propulsion device supported by the hull and driven by the engine to propel the watercraft, the induction system comprising a first intake air chamber having a plurality of walls defining an interior volume and having an air inlet, the first intake air chamber communicating with the least one combustion chamber, a second intake air chamber having an air inlet and an air outlet, the air inlet of the first intake air chamber communicating with the air outlet of the second intake air chamber, and at least one auxiliary air aperture formed in at least one of the plurality of walls.
An engine induction system for a watercraft comprised of a hull defining an engine compartment, an internal combustion engine having a least one combustion chamber and being supported within the engine compartment, a propulsion device supported by the hull and driven by the engine to propel the watercraft, and a fuel tank supported by the hull, the induction system comprising a first intake air chamber having a plurality of walls defining an interior volume and having an air inlet, the first intake air chamber communicating with the least one combustion chamber, a second intake air chamber having an air inlet and an air outlet, the air inlet of the first intake air chamber communicating with the air outlet of the second intake air chamber, and means for allowing an auxiliary flow of air to flow into the first intake air chamber.
Dependencies are inferred from the claim text.