Patents for E04H 4 - Swimming or splash baths or pools (9,370) |
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10/06/1993 | EP0563162A1 Swimming pool system for recreative purposes. |
10/06/1993 | CN1022334C Splice method for making electrolytic bath |
10/05/1993 | US5249744 Apparatus for creating waterfall for swimming pools |
10/05/1993 | US5249324 Adjustable wheel assembly for pool vacuums |
09/29/1993 | EP0562902A1 Modular structure for the limitation of a volume, especially for a swimming pool |
09/28/1993 | US5247710 Reservoir level control system |
09/27/1993 | CA2064113A1 Snow trail grooming apparatus |
09/23/1993 | DE4209104A1 Pool surface cover - comprises floating plates of foamed polymer with rounded edges and corners |
09/22/1993 | EP0561200A2 Construction to support swimming pool cover and associated base |
09/22/1993 | EP0561199A1 Roller covers for swimming pools |
09/21/1993 | US5246308 Fluid storage system and methods of installation |
09/21/1993 | US5245723 Self-propelled cleaning apparatus, particularly for swimming pools |
09/16/1993 | WO1993018353A1 Improvements to solar absorber assemblies |
09/16/1993 | WO1993017762A1 Method and apparatus for a sheet flow water ride in a single container |
09/15/1993 | CN1076240A Method and device for manufacturing cover of swimming pool |
09/08/1993 | EP0559477A1 Valve member for automatic pool cleaner |
09/08/1993 | CN1075911A Manufacturing method and equipment for swimming pool liner |
09/06/1993 | CA2062356A1 Pool cover assembly |
09/02/1993 | WO1993017207A1 An outlet arrangement |
09/01/1993 | EP0558337A1 Self propelled submersible suction cleaner and cleaning method |
08/31/1993 | US5240228 Spooling reel for electrolytic pool purifier |
08/31/1993 | US5239709 Pool clip |
08/24/1993 | US5238585 Spa cleaning apparatus |
08/19/1993 | WO1993016258A1 Cover with mechanical closure assisted by hydraulic ballasting, particularly for covering a swimming pool or similar |
08/19/1993 | WO1993015801A1 Action river water attraction |
08/18/1993 | EP0556029A1 Automatic Pool Cleaner and Steering Device Therefor |
08/18/1993 | EP0555600A1 An immersible device for the controlled release of swimming pool disinfectant products |
08/17/1993 | US5236280 Method and apparatus for improving sheet flow water rides |
08/17/1993 | US5235708 Hot tub |
08/15/1993 | CA2089409A1 Automatic pool cleaner and steering device therefor |
08/11/1993 | EP0554310A1 Improvements relating to bathtubs |
08/10/1993 | US5234588 Device for cleaning swimming pool |
08/04/1993 | EP0543929A4 Water ride with water propulsion devices |
08/03/1993 | US5231807 Swimming pool support structure |
07/20/1993 | US5228148 Combination swimming pool with wall seat module |
07/13/1993 | US5226790 Peripheral-longitudinal diffusser for a single-impeller centrifugal pump |
07/13/1993 | US5226747 Adaptive control artificial wavemaking device |
07/13/1993 | US5226205 Hydraulic machine |
07/06/1993 | US5225075 Swimming pool skimmer winterizing plug |
07/06/1993 | US5225074 Automatic swimming pool chlorinator |
07/01/1993 | CA2086059A1 Parallel light sensitive control system |
06/30/1993 | EP0549472A1 Rigid covering device for swimming pools or reservoirs |
06/29/1993 | US5223135 Swimming pool cleaner |
06/23/1993 | EP0547117A1 Water ride attraction. |
06/23/1993 | CN1073409A Cover for ponds |
06/22/1993 | US5221444 Electrolytic pool purifier system |
06/22/1993 | CA1319228C Flow controlling |
06/17/1993 | CA2057248A1 Tire string |
06/08/1993 | US5217161 Swimming pool water spray sculpture |
06/08/1993 | US5216762 Floating pool cover apparatus |
06/02/1993 | EP0544610A1 Pre-filter for swimming pool installations |
06/02/1993 | EP0543929A1 Water ride with water propulsion devices. |
05/26/1993 | EP0543387A2 Improvements in automatic pool cleaners |
05/25/1993 | US5213547 Water slide for amusement parks |
05/19/1993 | DE4136976A1 Safety net for enclosing garden pool - has net suspended on hinged lever above pool with net edges pinned to ground |
05/13/1993 | DE4221086A1 Machine for removing deposits from underwater surfaces - pumps surrounding liquid through jet nozzle and removes resulting mixture by action of adjacent suction nozzle |
05/11/1993 | US5208923 Swimming pool water flow system |
05/05/1993 | EP0540179A2 Electrolytic pool purifier |
05/05/1993 | EP0447398B1 Improvements in or relating to pool cover systems |
04/29/1993 | WO1993008351A1 Mobile floating surface skimmer |
04/27/1993 | US5205670 Rotating surfing wave simulator |
04/27/1993 | US5205174 Scavenger submersible visual and acoustical tank inspection system and method |
04/27/1993 | US5205133 High efficiency pool heating system |
04/21/1993 | EP0538068A1 Cleaning apparatus for submerged surfaces |
04/20/1993 | US5203038 Water level sensing apparatus for a swimming pool |
04/19/1993 | CA2080851A1 Cleaning apparatus for submerged surfaces |
04/13/1993 | US5201857 Cool spray return adaptor |
04/13/1993 | US5201562 Truck pool apparatus |
04/13/1993 | CA1316071C Open cell sheeting |
04/06/1993 | US5199590 Collapsible device for securing a cover over a swimming pool |
03/30/1993 | US5197158 Swimming pool cleaner |
03/30/1993 | CA1315173C Apparatus and method for draining a swimming pool cover |
03/28/1993 | CA2063236A1 Collapsible device for securing the cover over a swimming pool |
03/23/1993 | US5195563 Flexible hose and fittings |
03/23/1993 | US5195191 Pool skimmer mount |
03/17/1993 | EP0532079A1 Swimming pool with an adjustable intermediate floor |
03/10/1993 | EP0513239A4 N,n'-dihaloimidazolidin-4-ones |
03/09/1993 | US5192162 Pool apparatus and method of making |
03/09/1993 | CA1314118C Device for displacing a submerged article |
03/05/1993 | CA2050618A1 Swimming pool winter cover conversion kit |
03/02/1993 | CA2002804C Solar blanket storage device |
02/18/1993 | DE4126796A1 Roller swimming pool cover - has cover formed as roller blind of translucent, heat insulating and floating strips flexibly connected. |
02/16/1993 | US5186874 Method for casting stairs within pools |
02/16/1993 | US5186578 Wave generator |
02/09/1993 | US5184377 Swimming pool anchor and removal tool |
02/09/1993 | US5184357 Automatic swimming pool cover with a dual hydraulic drive system |
02/09/1993 | US5184356 System for automatically covering swimming pools and method therefor |
02/03/1993 | EP0526304A1 Method of construction of a peripheral drainage gutter in the thin border of a constant level pool and pool equipped therewith |
02/02/1993 | CA2022944C Swinning pool cover and roll-up device |
01/26/1993 | US5181793 Gutter drain apparatus |
01/26/1993 | US5181283 Collapsible skimmer |
01/19/1993 | CA1312709C Automatic swimming pool cleaner |
01/17/1993 | CA2047165A1 Safety net |
01/13/1993 | EP0521884A1 Device designed to create a movement in a liquid, especially at its surface. |
01/13/1993 | CA2047009A1 Check valve, and hydromassaging apparatus comprising at least one of such a check valve |
01/07/1993 | EP0521208A1 Pool cleaner |
01/07/1993 | DE4121170A1 Universal shell system for construction of e.g. walls, pipes etc. - comprises recycled plastic waste gutter-shaped elements having right angled contact faces with grooves for sealing materials |
12/23/1992 | CN2125632U Purifying and sterilizing equipment for swimming pool |
12/22/1992 | US5173181 Pool skimming apparatus |
12/22/1992 | US5172445 Cleaner device for swimming pools and the like |