초록 ▼

A climatized seat utilizing a vortex tube is provided. The vortex tube separates compressed air into hot and cold air streams, which are used to heat and cool the seat. In a preferred embodiment, the seat includes a vortex tube, communicative passageways connected to the ends of the vortex tube and

A climatized seat utilizing a vortex tube is provided. The vortex tube separates compressed air into hot and cold air streams, which are used to heat and cool the seat. In a preferred embodiment, the seat includes a vortex tube, communicative passageways connected to the ends of the vortex tube and the seat, and one or more valves for regulating airflow from the ends of the vortex tube and the environment surrounding the seat. A system for regulating seat temperature is also provided. In one embodiment, the system comprises one or more seats, one or more vortex tubes, various communicative passageways and valves, a source of compressed air, and an accumulator for storing compressed air.

대표청구항 ▼

A climatized seat utilizing a vortex tube is provided. The vortex tube separates compressed air into hot and cold air streams, which are used to heat and cool the seat. In a preferred embodiment, the seat includes a vortex tube, communicative passageways connected to the ends of the vortex tube and

A climatized seat utilizing a vortex tube is provided. The vortex tube separates compressed air into hot and cold air streams, which are used to heat and cool the seat. In a preferred embodiment, the seat includes a vortex tube, communicative passageways connected to the ends of the vortex tube and the seat, and one or more valves for regulating airflow from the ends of the vortex tube and the environment surrounding the seat. A system for regulating seat temperature is also provided. In one embodiment, the system comprises one or more seats, one or more vortex tubes, various communicative passageways and valves, a source of compressed air, and an accumulator for storing compressed air. steering means connected to said pair of spaced apart front wheels. 2. The recreational vehicle of claim 1 wherein said endless track is entrained about first and second wheels, each of said wheels being floatable. 3. The recreational vehicle of claim 1 wherein said drive means are also connected to said pair of spaced apart front wheels by means of a power transfer case, a rotatable shaft, and a transmission connected to each of said front wheels. 4. The recreational vehicle of claim 1 wherein said body is configured as a boat hull. 5. The recreational vehicle of claim 4 wherein said body includes a recess adjacent each of said spaced apart front wheels, said recreational vehicle further including means to retract each of said front wheels into a respective one of said recesses. 6. The recreational vehicle of claim 1 wherein said steering means comprises a pair of handle bars. 7. A recreational vehicle for use on both ground and snow without requiring modification, said vehicle comprising: a body configured as a boat hull; a pair of spaced apart independent front wheels; an endless track located rearwardly and intermediate of said spaced apart front wheels; a motor, said motor being operatively connected to both said pair of spaced apart oversized independent front wheels and to said endless track to permit simultaneous driving of both said wheels and said endless track to thereby permit operation of said vehicle on both ground and snow without requiring modification; steering means connected to said pair of spaced apart front wheels; and said body including a recess above said endless track, said recreational vehicle having means to retract said endless track into said recess.