AIR-CUSHION VEHICLES (devices for short-distance movement of heavy loads by providing a high-pressure fluid cushion, supplied from an independent source, between load and ground
B 65 G 7/06)
Note
In this subclass, the following expression is used with the meaning indicated:
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"air-cushion vehicles" includes all vehicles which are wholly or partly supported on land or water by air or other gaseous cushions.
1
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00
Air-cushion vehicles (land vehicles, waterborne vessels, or aircraft adapted or modified to travel on air cushions B 60 V 3/00)
1
/
02
•
wherein the cushion is generated and contained by at least one peripheral fluid curtain
1
/
04
•
wherein the cushion is contained at least in part by walls
1
/
06
•
wherein the cushion is formed within plenum chamber
1
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08
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wherein the cushion is created during forward movement of the vehicle by ram effect
1
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10
•
in which the curtain-forming nozzle or the vehicle base is shaped to create a vortex curtain
1
/
11
•
Stability or attitude control [2]
1
/
12
•
•
by dividing the cushion [2]
1
/
14
•
Propulsion; Control thereof (B 60 V 1/11 takes precedence) [2]
1
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15
•
•
using part of the cushion-forming fluid [2]
1
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16
•
Flexible skirts
1
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18
•
Body structure
1
/
20
•
Spray deflectors
1
/
22
•
provided with hydrofoils (hydrofoils per seB 63 B 1/24)
3
/
00
Land vehicles, waterborne vessels, or aircraft, adapted or modified to travel on air cushions
3
/
02
•
Land vehicles, e.g. road vehicles
3
/
04
•
•
co-operating with rails or other guiding means, e.g. with air cushion between rail and vehicle
3
/
06
•
Waterborne vessels
3
/
08
•
Aircraft, e.g. air-cushion alighting-gear therefor
