Patents for E04H 4 - Swimming or splash baths or pools (9,370)
01/1998
01/14/1998EP0818421A2 Process and apparatus for treatment of water and for keeping it clean
01/14/1998EP0804663A4 A manuel cover drive for swimming pools
01/13/1998US5706540 Automatic cleaners for sweeping and cleaning swimming pools
01/13/1998US5706539 Water tank cleaning machine
01/13/1998US5706531 Umbrella frame for pool cover
01/13/1998US5706530 Skimmer seal for swimming pool
01/08/1998WO1998000619A1 Water purifier for a pool
01/08/1998WO1998000211A1 Wave river water attraction
01/08/1998CA2257938A1 Water purifier for a pool
01/07/1998EP0816595A1 Device for the water circulation of a swimming pool
01/07/1998EP0816594A2 Demountable swimming-pool, of contained dimensions
01/07/1998CN1169497A Health-care swimming pool capable of making person naturally float out of water-surface
01/06/1998US5705058 In-pool skimmer
01/01/1998CA2209101A1 Pool liner installation method and apparatus
12/1997
12/31/1997WO1997049927A1 Pool hook
12/31/1997WO1997049882A1 Water suction powered automatic swimming pool cleaning system
12/31/1997WO1997049504A1 Positive pressure automatic swimming pool cleaning system
12/31/1997CA2258842A1 Positive pressure automatic swimming pool cleaning system
12/31/1997CA2258746A1 Water suction powered automatic swimming pool cleaning system
12/30/1997US5701613 Swimming pool cover assembly
12/28/1997CA2180055A1 Pool cover apparatus
12/17/1997CN2270774Y Return water device for swimming pool
12/10/1997EP0811432A2 Device for cleaning of water tanks
12/09/1997US5695586 Method of installing perimeter lighting about a liner type swimming pool
12/03/1997CN2269572Y Full automatic sealing cleaning and drying machine for silk-screen plate
11/1997
11/28/1997CA2161458A1 Thermal skirt for above ground pool
11/27/1997WO1997044554A1 Detachable and portable water sports installation with inflatable structure
11/27/1997DE19620686A1 Container for holding fluids, semi-fluid or solid substances
11/26/1997EP0808400A1 Tank designed to be at least partially buried
11/26/1997EP0760888A4 Compact swimming pool for restrained swimming
11/25/1997US5690476 Safety device for avoiding entrapment at a water reservoir drain
11/25/1997US5689841 Spa cover lift apparatus
11/19/1997CN2268085Y Air-inflated swimming pool with reinforced wall body
11/18/1997US5688153 Inflatable floating chair
11/18/1997US5687432 Portable frame comprised of interlocking flexible ribs
11/11/1997US5685031 Three-piece portable spa cover
11/11/1997US5685030 Lift for enabling a person in a wheelchair into and out of a pool or body of water
11/05/1997EP0805246A1 Process and device for load-related operation of a filtration device for swimming pools
11/05/1997EP0804664A1 Grid module for a peripheral spout for the evacuation of overflow water in a swimming pool and grid obtained
11/05/1997EP0804663A1 A manuel cover drive for swimming pools
11/04/1997US5682624 Vacuum relief safety valve for a swimming pool filter pump system
10/1997
10/30/1997WO1997040246A1 Swimming pool containing saltwater for buoyancy
10/30/1997DE19616783A1 Underwater light for walls of swimming pools
10/28/1997US5680730 Extruded coping for a swimming pool
10/23/1997WO1997039211A1 Filtering stairway for swimming pool
10/21/1997US5678254 For overlying a border of a swimming pool
10/21/1997US5678253 Adjustable pool flooring structure
10/16/1997DE19614326A1 Building blocks for garden wall, etc.
10/15/1997CN1162046A High-effective automatic-purifying swimming pool without dirt collection
10/14/1997US5676839 Floatable oil and debris collection device
10/09/1997CA2202194A1 Flow diverting weir for a swimming pool skimmer
10/08/1997EP0799952A1 Method for assembling prefabricated panels for swimmingpool-walls and swimmingpool-wall obtained by this method
10/08/1997EP0799357A1 Wave suppressor
10/08/1997CN2264225Y Combination swimming pool with transparent swimming pool
10/07/1997US5673442 Cover for swimming pools
10/04/1997CA2173386A1 Panels for the manufacture of circular above-ground tanks, mould, and associated manufacturing method
10/01/1997EP0797546A1 Settling basin
10/01/1997CN1161072A Filter panel for swimming pool
09/1997
09/30/1997US5672271 Collapsible pool skimmer apparatus
09/18/1997DE19629478C1 Discharge insert for gutter discharge hole in swimming pool
09/17/1997EP0795661A1 Assembly of glass panels for reservoir, swimming-pool, aquarium
09/16/1997US5667445 Jet river rapids water attraction
09/09/1997US5665248 Method of purging air from a swimming pool hose
09/09/1997US5664910 Boat activated wave generator
09/09/1997US5664769 Swimming pool and SPA tensioned protective fence with auto lockable gate and method of installation thereof
09/09/1997US5664275 Vibratory oscillator swimming pool cleaner employing means for facilitating self starting and for avoiding clogging
09/04/1997WO1997032096A1 Fluted swimming pool cleaner discs
09/03/1997EP0792403A1 Flow control weir valve
09/02/1997US5662796 Portable swimming pool makeup water treatment apparatus
09/02/1997US5662795 Swimming pool chemical dispenser
09/02/1997US5662558 Water stream generator
08/1997
08/28/1997WO1997031168A1 Suction and intake device for a swimming pool
08/28/1997DE19709021A1 Bather-protection equipment e.g. in river
08/28/1997DE19606496A1 Ansaug- und Einströmvorrichtung für ein Schwimmbecken Intake and fluid introduction device for a swimming pool
08/19/1997US5657589 Swimming pool basin having an adjustable partition wall
08/14/1997WO1997029260A1 Pool skimmer face plate and releasable cover
08/13/1997EP0789119A1 Swimming pool installation consisting of filter assembly and stair block unit
08/13/1997EP0788577A1 Automatic swimming pool cleaners and associated components
08/13/1997EP0528829B1 Swimming pool cover and roll-up device
08/12/1997US5655246 Pulsating submersible pool cleaner
08/12/1997US5655232 Fluid level control device and method
08/07/1997DE19604033A1 Grid-like structures having permeability ratio for e.g. particles or ions
08/06/1997EP0787239A1 Filter panel for swimming pool
08/06/1997EP0784136B1 Improvement to technical modules for swimming pools
08/05/1997US5652972 Insulating panel
07/1997
07/24/1997DE19602017A1 Transverse current generating system in swimming pool
07/24/1997DE19602015A1 Current-generating underwater jet for swimming bath
07/23/1997EP0629278B1 Solar absorber assembly
07/23/1997CN2258214Y Wave-reducing waterline
07/22/1997US5650066 Grating module for peripheral gutter for discharging overflow water from a swimming pool
07/17/1997WO1997019236A3 Built-in housing
07/17/1997DE19600673A1 Heat pump for open-air swimming pools
07/16/1997EP0784136A1 Improvement to technical modules for swimming pools
07/15/1997CA2003998C Detachable immersible support for supporting articles in a swimming pool
07/09/1997EP0727000A4 Dual-use and manual pool cleaning apparatus
07/09/1997EP0726999A4 Automatic swimming pool cleaner
07/09/1997EP0726998A4 Swimming pool cleaner with vibratory power
07/09/1997CN1153856A Counter-current swimming pool
07/08/1997US5644873 Stairs for swimming-pool
07/08/1997US5644803 Spa cover support assembly
1 ... 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 ... 94