B60V1/00	7	Air-cushion (land vehicles, waterborne vessels, or aircraft adapted or modified to travel on air cushion B60V3/00)	B60V1/00	B60V1/00		228
B60V1/02	8	wherein the cushion is generated and contained by at least one peripheral fluid curtain	B60V1/02	B60V1/02		168
B60V1/04	8	wherein the cushion is contained at least in part by walls	B60V1/04	B60V1/04		189
B60V1/043	9	{the walls being flexible (skirt details B60V1/16)}	B60V1/04	B60V1/04		313
B60V1/046	9	{the walls or a part of them being rigid}	B60V1/04	B60V1/04		247
B60V1/06	8	wherein the cushion is formed within plenum chamber	B60V1/06	B60V1/06		107
B60V1/08	8	wherein the cushion is created during forward movement of the vehicle by ram effect	B60V1/08	B60V1/08		269
B60V1/10	8	in which the curtain-forming nozzle or the vehicle base is shaped to create a vortex curtain	B60V1/10	B60V1/10		23
B60V1/11	8	Stability or attitude control	B60V1/11	B60V1/11		141
B60V1/115	9	{by ground or water engaging means, e.g. rudders or wheels}	B60V1/11	B60V1/11		189
B60V1/12	9	by dividing the cushion	B60V1/12	B60V1/12		88
B60V1/14	8	Propulsion; Control thereof (B60V1/11 takes precedence)	B60V1/14	B60V1/14		324
B60V1/145	9	{using a watter propeller}	B60V1/14	B60V1/14		94
B60V1/15	9	using part of the cushion-forming fluid	B60V1/15	B60V1/15		65
B60V1/16	8	Flexible skirts	B60V1/16	B60V1/16		636
B60V1/18	8	Body structure	B60V1/18	B60V1/18		96
B60V1/20	8	Spray deflectors	B60V1/20	B60V1/20		12
B60V1/22	8	provided with hydrofoils (hydrofoils per seB63B1/24)	B60V1/22	B60V1/22		204
B60V3/00	7	Land vehicles, waterborne vessels, or aircraft, adapted or modified to travel on air cushions	B60V3/00	B60V3/00		48
B60V3/02	8	Land vehicles, e.g. road vehicles	B60V3/02	B60V3/02		170
B60V3/025	9	{co-operating with a flat surface, e.g. transporting loads on platforms}	B60V3/02	B60V3/02		287
B60V3/04	9	co-operating with rails or other guiding means, e.g. with air cushion between rail and vehicle	B60V3/04	B60V3/04		580
B60V3/06	8	Waterborne vessels	B60V3/06	B60V3/06		294
B60V3/065	9	{hulls therefor}	B60V3/06	B60V3/06		82
B60V3/08	8	Aircraft, e.g. air-cushion alighting-gear therefor	B60V3/08	B60V3/08		176
