Patents for E04H 4 - Swimming or splash baths or pools (9,370)
08/1983
08/30/1983US4400834 Swimming pool walls with gutter and conduit construction
08/24/1983EP0078276A4 Coping members for liquid containers.
08/04/1983WO1983002552A1 Removable decorative floor mat for swimming pools
07/1983
07/26/1983US4395014 Pool deck form for vinyl liner swimming pool
07/19/1983US4393528 Adjustable trampoline type pool and hot tub cover
07/19/1983US4393527 Method of controlling non-solar swimming pool heater
07/19/1983US4393526 Pool cleaning apparatus
07/05/1983US4391005 Apparatus for cleaning swimming pools
06/1983
06/28/1983US4389739 Automated surge weir and rim skimming gutter flow control system
06/22/1983EP0081811A1 Skimmer
06/14/1983US4387877 Apparatus for forming pool deck and coping
05/1983
05/31/1983US4385724 Apparatus for controlling the water temperature of a spa
05/31/1983US4385407 Floatable pool cover
05/25/1983EP0079344A1 Methods of building construction
05/18/1983EP0079126A1 Pool cleaning device for operation under floating pool cover
05/11/1983EP0078276A1 Coping members for liquid containers
05/04/1983EP0077860A1 Device for covering a rectangular or square space by a flexible retractable cover applicable among others to a swimming-pool
04/1983
04/26/1983US4380837 Method and apparatus for controlling the flow in swimming pool gutters
04/19/1983US4380327 Safety barrier
04/19/1983US4380091 Control circuitry for water level control of pools
04/12/1983US4379749 Water deflector assembly for swimming pool skimmers
04/12/1983US4379351 Debris trap for pool cover
04/05/1983US4378608 Apparatus for covering a liquid basin, and roller-blind type cover for use therein
03/1983
03/30/1983EP0074961A1 Swimming pool cleaning system and apparatus
03/29/1983US4378254 Method for simultaneously cleaning and skimming a vessel containing a liquid
03/15/1983US4376320 Vacuum cleaner head for submerged surfaces
03/08/1983CA1142303A1 Device for small animal escape from a pool
03/01/1983US4375337 Underwater device for ruffling still water
02/1983
02/17/1983WO1983000521A1 A pool and method of making same
02/15/1983US4373220 Pool water level maintenance apparatus and method
02/08/1983US4372860 Method and an apparatus for cleaning water in a swimming pool
02/08/1983US4371994 Rotational indexing nozzle arrangement
02/01/1983US4370839 Pool construction
01/1983
01/18/1983US4368751 Valve
01/18/1983US4368550 Method and apparatus for winterizing a swimming pool
01/18/1983US4368549 Swimming pool heater temperature control system
01/04/1983US4366806 Solar pool heater
12/1982
12/28/1982US4365375 Vacuum nozzle for pool cleaning
12/28/1982US4365366 Three port valve with drain passage
12/21/1982US4364211 Pool panel connector system
12/21/1982US4364131 Liquid reservoir
12/07/1982CA1137195A1 Swimming pool filtering system
11/1982
11/25/1982WO1982004090A1 Coping members for liquid containers
11/25/1982WO1982004088A1 Methods of building construction
11/24/1982EP0065260A1 Swimming-pool cover
11/17/1982EP0064683A2 Inlet conduit for swimming-pools
11/09/1982CA1135012A1 Pool vacuum
11/02/1982US4356933 Cylindrical woven fabric tank
11/02/1982US4356582 Pool sweep brush
09/1982
09/30/1982WO1982003239A1 Swimming pool cleaning system and apparatus
09/29/1982EP0060874A1 Device for producing waves in a liquid medium
09/28/1982US4351077 Cleaning apparatus for submerged surfaces
09/28/1982US4351072 Semi-automatic pool cover
09/21/1982CA1132028A1 Debris trap for pool cover
09/14/1982US4349040 Folding pool canopy
09/14/1982CA1131403A1 Swimming pool construction
09/08/1982EP0059407A1 Bubble bath with integrated compartments for water overflow and level equalization, water conditioning chambers, and automatic or forced back-washing of the filter means
09/07/1982US4348281 Skimmer assembly for swimming pools
09/07/1982US4348192 Automatic pool cleaner
09/07/1982US4347979 Swimming pool cleaner
08/1982
08/31/1982US4346885 Water-and/or sandbox construction
08/31/1982US4346484 Swimming pool inlet location control
08/18/1982EP0057767A1 Hinge joint for hollow panels for covering in particular swimming-pools
08/11/1982EP0057262A1 Skimmer assembly for swimming pools
08/10/1982US4343120 Stair structure for swimming pools
08/10/1982US4343118 Removable swimming pool construction
08/03/1982US4342125 Water level control for swimming pools
08/03/1982CA1129068A1 Wave making machines
07/1982
07/28/1982EP0056539A1 Apparatus for temporarily protecting athletic fields and swimming pools
07/20/1982CA1127808A1 Liquid jet producing device
07/13/1982US4338697 Simplified pool cleaning apparatus
07/06/1982CA1126905A1 Swimming pool construction
06/1982
06/29/1982US4337136 By destroying bacteria and algae; containing an electrode of a copper-silver alloy
06/29/1982CA1126468A1 Method of and apparatus for building construction
06/22/1982US4335474 Swimming pool liner supports and coping
06/22/1982US4335473 Water reservoirs, particularly swimming pools
06/08/1982US4333186 Swimming pool construction
06/08/1982CA1124956A1 Water reservoirs, particularly swimming pools
06/02/1982EP0052876A1 Winding-up device for swimming-pool covers
06/01/1982US4332683 Adjustable and stationary holding apparatus for a swimming pool surface skim net
05/1982
05/18/1982US4330412 Hydrotherapy device, method and apparatus
05/18/1982CA1123704A1 Pool cover roller assembly
04/1982
04/27/1982US4326364 In-ground, insulated swimming pool construction and method
04/22/1982EP0041516A4 Liquid retaining structures.
04/20/1982US4325462 Device for small animal escape from a pool
04/20/1982US4325150 Pool surface skimming apparatus
04/15/1982WO1982001225A1 Device for producing waves in a liquid medium
04/13/1982US4324370 Pool cover roller assembly
04/13/1982US4324015 Swimming pool tile cleaning device
04/13/1982US4324009 Swimming pool and water supply system
04/07/1982EP0049015A1 Covering system for swimming-pool water
04/06/1982US4322860 Pool cleaning head with rotary pop-up jet producing element
04/06/1982CA1121117A1 Swimming pool cleaning device
03/1982
03/30/1982US4322297 Controller and control method for a pool system
03/30/1982CA1120822A1 Lightweight removable cover for a pool, greenhouse or the like
03/23/1982CA1120414A1 Tub and method of and parts for making same
03/10/1982EP0046757A1 Method of and apparatus for building construction
03/09/1982US4318421 Float controlled syphon valve for swimming pool cover
03/09/1982US4318254 Concrete deck water stop seal, deck form board, and method of applying finishing material to deck coping
03/02/1982US4317243 System for cleaning the interior surface area of a vessel
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