| Patents for E04H 4 - Swimming or splash baths or pools (9,370) |
|---|
| 10/12/1988 | EP0286051A1 Device capable of suction-adhering to a wall surface and moving therealong |
| 10/11/1988 | US4776954 Scraper and deflecting blade; for swimming pools |
| 10/11/1988 | US4776953 Skimmer cover plate |
| 10/11/1988 | US4776908 Method of repairing a skimmer box and parts used therein |
| 10/11/1988 | US4776053 Swimming pool vacuum cleaner hydrofoil |
| 10/11/1988 | US4776046 Portable, pedestal table for hot tubs, spas and whirlpools |
| 10/04/1988 | US4774731 Wave pool |
| 09/28/1988 | EP0284450A1 Driving drum for a tarpaulin, especially a cover for a water basin |
| 09/22/1988 | WO1988007116A1 Swimming pool with overflow rim |
| 09/22/1988 | DE3708369A1 Apparatus for rolling up and unrolling a covering for a swimming pool |
| 09/14/1988 | EP0281806A1 Apparatus for producing artificial wave |
| 09/13/1988 | US4769867 Swimming pool cleaning device |
| 09/06/1988 | US4769137 Means for chlorination of swimming pools |
| 09/06/1988 | US4768532 Underwater pool cleaner |
| 08/31/1988 | EP0280441A1 Method and apparatus for releasably fastening a stretchable fabric cover |
| 08/30/1988 | US4766931 Submerged valve |
| 08/30/1988 | CA1241249A1 Fluid-tight flexible connection between hollow sections |
| 08/25/1988 | WO1988006049A1 Exercise device with underwater treadmill |
| 08/24/1988 | EP0279140A1 Technical module for swimming pools |
| 08/23/1988 | US4764998 Retractable cover |
| 08/18/1988 | DE3703292A1 Variable swimming-pool covering |
| 08/17/1988 | EP0278009A1 Flooring apparatus of pool or the like |
| 08/11/1988 | DE3703219A1 Pool inflow nozzle |
| 08/09/1988 | US4761848 Suction-operated automatic swimming pool cleaner |
| 08/09/1988 | CA1240118A1 Multicolored unitary thermoformed article and method of making same |
| 08/03/1988 | EP0276621A1 Filter for the overflow of water from a swimming pool having a storage vessel serving as a gravity filter |
| 08/02/1988 | CA1239756A1 Spa with recessed filter chamber |
| 07/19/1988 | US4758292 Method of making a modular welded perimeter skimming gutter for swimming pools |
| 07/19/1988 | US4757854 Apparatus for detachably fastening a stretchable fabric panel to a rigid frame |
| 07/14/1988 | DE3644763A1 Roller mount |
| 07/12/1988 | US4756033 Reservoir for placing in a fixed position on the ground and method for manufacturing same |
| 07/07/1988 | DE3700546A1 Covering apparatus for swimming pools or the like |
| 07/05/1988 | US4754502 Inflatable bath |
| 06/28/1988 | US4753256 Pool cleaner hose |
| 06/28/1988 | US4752979 Swimming pool winterizing device |
| 06/28/1988 | CA1238551A1 Timed flow control valve assembly |
| 06/09/1988 | DE3640825A1 Water-overflow apparatus which has a surround, running around the top border of the pool, and a discharge line and is intended for swimming pools, water tanks and the like |
| 06/07/1988 | US4749606 To prevent heat loss or evaporation from liquid or slurry; polyethylene |
| 06/07/1988 | US4749478 Including debris in suspension, such as leaves |
| 06/07/1988 | US4749477 Portable swimming pool filter |
| 05/31/1988 | US4747362 Dock and swimming pool device stowable in a space in a ship |
| 05/31/1988 | US4747168 For automatically lifting a person/object from a swimming pool |
| 05/31/1988 | CA1237402A1 Ladder construction |
| 05/26/1988 | DE3714242A1 Warm water basin |
| 05/24/1988 | US4746424 Floating swimming pool skimmer |
| 05/19/1988 | DE3735794A1 Basin for liquid, in particular swimming pools |
| 05/17/1988 | US4744471 Telescoping rod with locking device |
| 05/17/1988 | CA1236754A1 Liquid level control system |
| 05/10/1988 | US4743368 Swimming pool skimming and vacuuming system |
| 05/10/1988 | US4742593 Valve member for water interruption pool cleaner |
| 05/10/1988 | US4742592 Hydrofoil attachment for pool cleaning tool |
| 04/28/1988 | DE3635348A1 Foldable swimming-bath covering |
| 04/26/1988 | US4740307 Swimming pool water skimming and vacuuming apparatus |
| 04/21/1988 | DE3634115A1 Pool system with apparatus for processing and/or treating water, having an exchangeable water-basin insert, in particular as a bubbling pool |
| 04/19/1988 | US4738563 Buoyant marine fence |
| 04/12/1988 | US4737279 Skimmer adaptor for suction-side pool cleaners |
| 04/05/1988 | US4735714 Preventing closure of aperture from pool to skimmer |
| 04/05/1988 | US4735524 Method and plant for storing fresh water |
| 04/05/1988 | US4735395 Interfacial separator for concrete structures |
| 04/05/1988 | US4735230 Overflow valve system |
| 04/05/1988 | US4734954 Pool scrubber device |
| 04/05/1988 | CA1234670A1 Stair module support and leveling construction |
| 03/29/1988 | US4734189 Deflectors |
| 03/29/1988 | US4733427 Underwater brush |
| 03/29/1988 | US4733417 Steady state swimming pool heat exchanger |
| 03/29/1988 | CA1234527A1 Roller support for swimming pool covers |
| 03/29/1988 | CA1234454A1 Pool entrance and supporting structure |
| 03/22/1988 | CA1234258A1 Low pressure pool cleaner |
| 03/15/1988 | US4730807 Surf pool gate valve |
| 03/15/1988 | US4730355 Pneumatic wave generator employing four-way valve arrangement |
| 03/10/1988 | WO1988001672A1 Flooring apparatus of pool or the like |
| 03/09/1988 | CN87105888A Bottom apparatus for swimming pool |
| 03/08/1988 | US4729406 Automatic valve for use with pool cleaning devices |
| 03/01/1988 | US4728073 Formwork for forming reservoirs and pools |
| 02/24/1988 | EP0257006A2 A method of cleaning the bottom of a pool |
| 02/16/1988 | US4725352 Skimmer-vacuum regulator for swimming pool |
| 02/16/1988 | US4724925 Boat boarding ladders |
| 02/16/1988 | US4724773 Portable, pedestal table for hot tubs, spas and whirlpools |
| 02/16/1988 | US4724566 Pool brush trash trap and collector |
| 02/16/1988 | US4724552 Apparatus for automatically maintaining a predetermined desired level of water in a swimming pool, and the like |
| 02/02/1988 | US4722110 Cleaning apparatus for a liquid containing vessel |
| 01/26/1988 | US4720949 Hybrid swimming pool |
| 01/19/1988 | US4720340 Foldable weight positionable pool skimmer debris deflector |
| 01/19/1988 | US4720210 Apparatus for generating waves |
| 01/19/1988 | US4719902 Light transmissive insulation apparatus |
| 01/14/1988 | DE3622677A1 Device for winding webs, in particular cover sheets for vehicles |
| 01/12/1988 | US4718130 Interdome enclosure system for a heated swimming pool |
| 01/12/1988 | US4718129 Improved swimming pool vacuum apparatus |
| 01/05/1988 | US4716987 Swimming pool ladder securement device |
| 01/05/1988 | US4716603 Swimming pool cover |
| 12/29/1987 | US4715070 Flotation pool blanket |
| 12/22/1987 | US4713849 Pool liner retainer with closure clip |
| 12/16/1987 | CN87104677A Method for rendering waterproof a roller compacted concrete or rubble hydraulic structure |
| 12/09/1987 | EP0248725A1 Method of rendering a hydraulic structure made of compacted concrete or filled earth water-tight |
| 11/24/1987 | US4707869 Swim through safety division line for pools |
| 11/17/1987 | US4707253 Swimming pool skimmer accelerator |
| 11/17/1987 | US4706310 Liquid level control system |
| 11/17/1987 | US4706309 Automatic rim flow water level control system for gutters |
| 11/17/1987 | US4706308 For minimizing solar exposure of plastic |
| 11/17/1987 | US4706307 Floating pool assembly |