Controlled levitation vehicle
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Mar 11, 2003
Grant Date -
Nov 29, 2001
app pub date -
Apr 9, 2001
filing date -
Apr 18, 2000
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
In a controlled levitation vehicle that has a levitation apparatus where multiple air pads are connected to the undersurface of a chassis that also doubles as a duct connected to a blower, and where damper valves are connected between the blower and chassis and to the chassis, it is furnished with: a controller (S1, S2) that closes the damper valve between the blower and chassis when starting and that also regulates the frequency of the inverter to the standby frequency that is below the levitation frequency; the controller (S6, S7) also closing the chassis damper valve responsive to an instruction to levitate and also increasing the frequency from a standby frequency to a levitation frequency to cause the vehicle to levitate; and the controller also lowering (S9-S12) the frequency from the levitation frequency to the standby frequency upon an instruction to land and also opening the blower and chassis damper valves to stop the vehicle rapidly.
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