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IPC 7
B60V-B60V00308

SECTION B – PERFORMING OPERATIONS; TRANSPORTING


B 60VEHICLES IN GENERAL


B 60 VAIR-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 B65G 7/06)


Note

 In this subclass, the following expression is used with the meaning indicated:

 "air-cushion vehicles" includes all vehicles which are wholly or partly supported on land or water by air or other gaseous cushions.



1/

00Air-cushion vehicles (land vehicles, waterborne vessels, or aircraft adapted or modified to travel on air cushions B60V 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/

08.wherein the cushion is created during forward movement of the vehicle by ram effect

1/

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 (B60V 1/11 takes precedence)  [2]

1/

15..using part of the cushion-forming fluid  [2]

1/

16.Flexible skirts

1/

18.Body structure

1/

20.Spray deflectors

1/

22.provided with hydrofoils (hydrofoils per se B63B 1/24)


3/

00Land 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

  
 

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