초록 ▼

A heater and method for delivering heat energy from a water cooled two cycle marine engine is described and which includes an exhaust expansion chamber operably coupled with a two cycle marine engine, and wherein the two cycle marine engine produces a source of heated water; a heater coupled in flui

A heater and method for delivering heat energy from a water cooled two cycle marine engine is described and which includes an exhaust expansion chamber operably coupled with a two cycle marine engine, and wherein the two cycle marine engine produces a source of heated water; a heater coupled in fluid flowing relation relative to the exhaust expansion chamber, and which receives the source of heated water; and a flow restrictor coupled in fluid flowing relation relative to both the heater and the exhaust expansion chamber, and which delays the delivery of the heated water from the exhaust expansion chamber to the heater to increase the temperature of the heated water.

대표청구항 ▼

We claim: 1. A heater for a water cooled two cycle marine engine, comprising: an exhaust expansion chamber operably coupled with a two cycle marine engine, and wherein the two cycle marine engine produces a source of heated water; a heater coupled in fluid flowing relation relative to the exhaust e

We claim: 1. A heater for a water cooled two cycle marine engine, comprising: an exhaust expansion chamber operably coupled with a two cycle marine engine, and wherein the two cycle marine engine produces a source of heated water; a heater coupled in fluid flowing relation relative to the exhaust expansion chamber, and which receives the source of heated water; a flow restrictor coupled in fluid flowing relation relative to both the heater and the exhaust expansion chamber, and which delays the delivery of heated water from the exhaust expansion chamber to the heater to increase the temperature of the water; a base assembly coupled to the two cycle marine engine and which withdraws water from a continuous source of water, and which delivers the continuous source of water to the two cycle marine engine to remove heat energy generated by the two cycle marine engine during operation, and wherein the heat energy generated by the two cycle marine engine during operation produces the source of heated water, and wherein the exhaust expansion chamber is operably coupled to the base assembly; and a conduit coupling the exhaust expansion chamber in fluid flowing relation relative to the base assembly, and wherein the heater is coupled in fluid flowing relation relative to the conduit, and is positioned downstream of the exhaust expansion chamber, and upstream of the base assembly, and wherein the flow restrictor is positioned in fluid metering relation therealong the conduit, and is positioned downstream of the base assembly and upstream relative to the heater. 2. A heater for a water cooled two cycle marine engine comprising: an exhaust expansion chamber operably coupled with a two cycle marine engine, and wherein the two cycle marine engine produces a source of heated water; a heater coupled in fluid flowing relation relative to the exhaust expansion chamber, and which receives the source of heated water; a flow restrictor coupled in fluid flowing relation relative to both the heater and the exhaust expansion chamber, and which delays the delivery of the heated water from the exhaust expansion chamber to the heater to increase the temperature of the heated water; and a thermostat operably coupled to the flow restrictor, and which defines a fluid by pass which allows heated water to be diverted around the flow restrictor, and wherein the thermostat senses the temperature of the heated water passing through the flow restrictor, and wherein the thermostat upon sensing a given water temperature will divert the heated water into the fluid by pass. 3. A heater as claimed in claim 2, and wherein the flow restrictor is defined by an aperture which has a dimension of about 0.135 inches to about 0.145 inches. 4. A heater as claimed in claim 2, and wherein the source of heated water exits the heater and is delivered into the ambient environment. 5. A heater for a water cooled two cycle marine engine, comprising: an exhaust expansion chamber which is operably coupled with a marine engine, and which receives water which has been previously heated by the operation of the marine engine; a heater for receiving the heated water which has been previously delivered to the exhaust expansion chamber, and which further radiates heat energy derived from the heated water to the ambient environment; a conduit coupling the exhaust expansion chamber and the heater in fluid flowing relation one relative to the other; a flow restrictor mounted in fluid metering relation along the conduit and between the heater and the exhaust expansion chamber, and wherein the flow restrictor increases the temperature of the water which has been delivered to the exhaust expansion chamber; and a thermostat made integral with the flow restrictor, and wherein the thermostat opens to allow the heated water to by pass the flow restrictor when the heated water has a temperature of greater than about 195 degrees F. 6. A heater as claimed in claim 5, and further comprising: a base assembly drivingly coupled to the two cycle marine engine, and wherein the exhaust expansion chamber is mounted on the base assembly, and wherein the conduit couples the base assembly and the exhaust expansion chamber together in fluid flowing relation. 7. A heater as claimed in claim 6, and wherein flow restrictor increases the water pressure experienced by the two cycle marine engine, and wherein the base assembly is coupled in fluid flowing relation relative to the ambient environment, and is operable to deliver a portion of the previously heated water to the ambient environment to reduce the water pressure experienced by the two cycle marine engine. 8. A heater as claimed in claim 5, and wherein the conduit has an inside diametral dimension of about 0.68 inches to about 0.80 inches, and wherein the flow restrictor is defined by an aperture which has diametral dimension of about 0.135 inches to about 0.145 inches. 9. A heater as claimed in claim 5, and wherein the source of water which has been previously heated by the two cycle marine engine is received in the exhaust expansion chamber at a temperature of about 60 degrees F. to about 80 degrees F., and wherein the heated water leaves the exhaust expansion chamber at a temperature of about 160 degrees F. to about 195 degrees F. 10. A heater as claimed in claim 9, and wherein the two cycle marine engine produces a heated exhaust, and wherein the heated exhaust further imparts heat energy to the source of heated water which is received from the two cycle marine engine to increase the temperature of heated water to a temperature of about 160 degrees F. to about 195 degrees F. 11. A heater for a water cooled two cycle marine engine comprising: a base assembly drivingly coupled to a water cooled two cycle marine engine and which facilitates the withdrawal of water from a source of water, and which further supplies a portion of the source of water to the two cycle marine engine to remove heat energy generated by the two cycle marine engine during operation, and wherein the heated water is returned, at least in part, to the base assembly, and wherein a portion of the withdrawn water is returned to the source of water, and wherein the base assembly delivers the portion of the source of water to the two cycle marine engine at a water pressure; an exhaust expansion chamber borne by the base assembly, and disposed in fluid receiving relation relative to the heated water which is returned to the base assembly from the two cycle marine engine, and wherein the two cycle marine engine produces a heated exhaust during operation, and wherein the heated exhaust further increases the temperature of the heated water which is received in the exhaust expansion chamber; a first conduit coupling the exhaust expansion chamber and the base assembly in fluid flowing relation one relative to the other; a flow restrictor coupled in fluid flowing relation relative to the first conduit, and positioned downstream relative to the exhaust expansion chamber and upstream of the base assembly, and wherein the flow restrictor restricts the flow of heated water departing from the exhaust expansion chamber so as to increase the temperature of the heated water and further increases the water pressure experienced by the two cycle marine engine; a thermostat operably coupled with the flow restrictor and disposed in selective fluid metering relation along the conduit, and wherein the thermostat upon sensing a predetermined temperature of the heated water opens to cause the heated water to by pass the flow restrictor; and a heater coupled in fluid flowing relation along the conduit and positioned downstream of the thermostat and flow restrictor and upstream from the base assembly, and wherein the heater receives the heated water traveling along the conduit and radiates the heat energy provided by the heated water to the ambient environment. 12. A heater as claimed in claim 11, and further comprising: a second conduit coupling the base assembly in fluid flowing relation relative to the source of water, and which is operable to deliver the portion of the water which has been previously withdrawn from the source of water, and return it back to the source of water to facilitate a reduction of the water pressure experienced by the two cycle marine engine, and wherein the conduit has a first, intake end which is coupled in fluid flowing relation relative to the base assembly, and a second, distal discharge end, and wherein a portion of the second conduit which is located intermediate the first and second ends thereof is positioned elevationally higher than two cycle marine engine. 13. A heater as claimed in claim 11, and wherein the flow restrictor is defined by an aperture which has a diametral dimension of about 0.135 inches to about 0.145 inches. 14. A heater as claimed in claim 11, and wherein the thermostat opens when the water traveling in the conduit has a temperature of greater than about 195 degrees F. 15. A method for delivering heat energy from a water cooled two cycle marine engine, comprising: providing a two cycle marine engine which produces a source of heated water having a water pressure; providing an exhaust expansion chamber which is operably coupled to the two cycle marine engine and which receives the source of heated water; providing a heater which is coupled in fluid flowing relation relative to the exhaust expansion chamber and which receives the heated water; providing a flow restrictor which is coupled in fluid flowing relation relative to the source of heated water delaying the delivery of the heated water from the exhaust expansion chamber to the heater by means of the flow restrictor to increase the temperature of the heated water; and providing a thermostat which is operably coupled with the flow restrictor and which diverts heated water around the flow restrictor when the heated water reaches a given temperature. 16. A method as claimed in claim 15, and further comprising: maintaining the heated water at a water pressure so as to not damage the two cycle marine engine. 17. A method as claimed in claim 16, and further comprising: providing a base assembly and operably coupling the base assembly to the two cycle marine engine and the exhaust expansion chamber; coupling the heater in fluid flowing relation relative to the base assembly; and withdrawing water from a continuous source, and supplying the continuous source of water to the two cycle marine engine where the water cools the two cycle marine engine and is heated thereby.