Cooling system for a small watercraft
AssigneeHonda Giken Kogyo Kabushiki Kaisha
InventorsJun Nakajima, Hisashi Matsuo
Life of this patent
Estimating the term…
Abstract
A cooling system is provided for a small watercraft which can prevent corrosion or freezing in a water channel. Water outside the watercraft is fed through a pump 30 and piping P1 or the like to a engine in the watercraft and cools the same, and then is drained from the watercraft. Drain hoses DH1 to 3 are connected to portions of the engine and piping where water tends to remain, and drain ports DH1a to 3a, which are capable of being opened and closed, are provided at the other ends of the drain hose. A single drain valve DV is provided at the drain port for opening and closing the drain hose.
Claims8
A cooling system for a small watercraft in which water outside the watercraft is fed through a pump and piping to at least one cooling workpiece in a watercraft and cools the same, and then is drained from the watercraft, said cooling system comprising:
- a drain hose connected to at least one portion of the cooling workpiece or to said piping where water tends to remain, and
- a drain port, provided at the other end of the drain hose, comprising a valve which can be opened and closed to regulate fluid flow therethrough.
A cooling system for a small watercraft in which water outside the watercraft is fed through a pump and piping to at least one cooling workpiece in a watercraft and cools the same, and then is drained from the watercraft, said cooling system comprising:
- a plurality of drain hoses connected to portions of the cooling workpiece and to said piping in areas where water tends to remain, and
- a drain port, provided at the other end of the drain hose, which can be opened and closed to regulate fluid flow therethrough;
- said drain port comprising a single drain valve for opening and closing the drain port;
- wherein the drain valve comprises a main body which includes a tapered cylindrical portion having a tapered bore formed therein, and a plurality of connecting pipes, each of the connecting pipes being integrally attached to the cylindrical portion, and in fluid communication with the cylindrical bore of the main body..
Dependencies are inferred from the claim text.