Matches 1 - 50 out of 66 1 2 >


Match Document Document Title
7765959 Water heater base  
A support base is provided for a water heater, the support base having a structure for supporting components of the water heater in their proper position in a manner that elevates an outer jacket...
7658300 Container for transporting and storing hazardous substances and method for making the container  
A container for transporting and storing hazardous materials such as Chlorine includes a cylindrical body having end caps. The end caps are welded to the body to form a pressure vessel. The end...
7621239 Hot water heater blanket assembly establishing dead air spaces  
A fabric insulating material is configured for enclosing a hot water heater, and uses strips of insulating material to establish dead air spaced between the fabric and the surfaces of the hot water...
7600696 Hot water supply system  
A hot water supply system having a hot water supply system body. An operation box is inserted into a window opened in a front panel of the hot water supply system body, and a box cover having an...
6957831 Nipple for hot water tank conduits  
A nipple for connection to an outer metal casing of a host water heater for coupling a water conduit to an inner casing of the hot water heater is described. The nipple is a hollow tube having...
6767433 System and method for solar distillation  
The present invention is directed to an improved solar powered distillation system and method. The solar powered still may have a waterproof membrane that is extruded, molded, or sprayed-on. The...
6698386 Water heater  
An improved gas-fired water heater is disclosed which comprises a sealed cylindrical shell extending from the base of the water tank to the top, enclosing the burners and controls so as to shield...
6575121 Housing for a hot water system  
A prefabricated housing for an external hot water system located adjacent a house wall or the like is disclosed which has walling members including two side walls and a front wall, a roof,...
6510782 System for electronically monitoring scaling in an apparatus for heating and/or evaporating a liquid  
A system for electronically monitoring scaling in an apparatus for heating and/or evaporating a liquid, comprising a container for at least temporarily receiving the liquid. The container comprises...
6491181 Center opening treatment tank  
A treatment tank for a water conditioning apparatus includes a tank head with a wall with an interior surface and a noncircular rim that defines a first through hole in the wall. A generally...
6267261 Cavitated insulating support base for hot water tank  
A hot water tank is comprised of a cylindrical disc-shaped support base on which is supported a cylindrical inner tank concentrically therewith. A circumferential ridge projects upwardly adjacent...
6164486 Integral telescoping vessel joint and method for using the same  
Access to the interior of a vessel during fabrication and assembly of the vessel is provided by a channel structure formed around the circumference of the vessel. The channel structure comprises an...
5899198 Self clamping temporary foam dam for protecting water heater electrical components  
A removable dam provides a way to prevent liquid insulation from interfering with electrical components and from squirting out an opening in the jacket of a hot water heater.
5603427 Access door construction for a hot water tank assembly  
The present invention provides for an access door construction that is used with hot water tank assemblies that include an access opening in the inner tank and an access opening in the outer tank....
5555997 Pressure compensating water heater  
A water heater storage tank including a rigid outer shell having ports connected for water flow into and out from the storage tank. The water heater storage tank also has a flexible container...
5522523 Water heater having flexible liner and method for making the same  
A lined water heater storage tank having a welded metallic shell and a bag-like liner within the shell. The welded metallic shell has ports for flow of water into and out of the storage tank, and...
5474202 Method of making a water heater and an improved water heater structure  
A method of making a foamed-in-place insulated water heater is provided wherein isolation elements are positioned against a tank around the thermostats and spacer elements are positioned against...
5299280 Wipe entry arrangement for components in a protective dam area of a foam insulated electric water heater tank  
An electric water heater tank defines a water chamber having an electrical component extending outwardly of the outer surface of the tank. A spaced outer jacket surrounds the tank and has a opening...
5251282 Electric water heater with improved insulation structure and control panel housing arrangement  
The external jacket structure of an electric water heater defines with the water storage tank portion thereof a hollow insulation space that horizontally circumscribes and extends across the top...
5217140 Tank construction and method of manufacture  
A tank construction including an outer shell of steel material comprised of two half members welded together. The half members are formed by a deep drawing process. An inner shell of non-corrosive...
5180077 Water heater bottom insulation member  
A rigid insulation member fits internally at the bottom end of a water heater having an inner tank with an upwardly concave base and an outer shell separated by an insulation gap from the inner...
5115767 High efficiency insulated water heater and method for making same  
A high-efficiency insulated water heater including a base pan having a bottom portion with cut-out holes. Feet are positioned in the cut-outs having an upper portion extending above the bottom of...
5012950 Plastic container for liquids or gases  
The invention relates to plastic containers for liquids and gases, which are characterized in that they have a seamless inner layer of modified PPO or PP and a glass fiber layer following it, laid...
4998970 Appliance construction including a sealing device  
An appliance, such as a refrigerator or water heater construction, typically includes a first wall in surrounding spaced apart relationship to a second wall. An insulating and sealing device of...
4996759 Sealing device for an appliance construction  
An appliance, such as a refrigerator or water heater construction, typically includes a first wall in surrounding spaced apart relationship to a second wall. An insulating and sealing device of...
4982856 High temperature, high pressure continuous random glass fiber reinforced thermoplastic fluid vessel and method of making  
A hot water tank typically at 180° F. and 55 psi operating temperature and pressure, respectively, comprises heat welded segments of compression formed ADZEL material, a polypropylene resin ...
4957097 Foam insulated vessel and method of making the same  
A foam insulated vessel, such as a water heater. The water heater includes a tank to contain water to be heated and a jacket is spaced outwardly of the tank to provide an annular cavity...
4956909 Method of making spaced-wall appliance with a sealing and insulating device between said walls  
An appliance, such as a refrigerator or water heater construction, includes a first wall in surrounding spaced relationship to a second wall. An insulating and sealing device of insulation...
4945892 Water heater with outer jacket dam  
A water heater includes a lower skirt ring (10, 50) supporting and spacing an inner storage tank (2) above a support surface (10a), and an outer jacket (42, 54) spaced outwardly therefrom to define...
4907569 Water heater with skirt ring dam  
A hot water heater (40) has an inner storage tank (2), a lower skirt ring (42, 60, 74, 84, 110, 116) supporting and spacing the tank above a support surface (10a), and an outer jacket (46, 66, 80,...
4907570 Water heater with upwardly sliding outer jacket  
A water heater (40) includes a lower skirt ring (42) supporting and spacing an inner storage tank (2) above a support surface (10a), and an outer jacket (44, 56, 70) slid upwardly along the inner...
4890762 Water heater with dam draped over flange  
A water heater includes a lower skirt ring (10) supporting and spacing an inner storage tank (2) above a support surface (10a), a flange (44) extending radially outwardly from the sidewall (42) of...
4889105 Water heater construction and method of manufacture  
A water heater tank assembly having a shell with top and bottom heads welded in opposite ends thereof. The heads have aligned flue tube mounting openings therein in which metal collar members are...
4878482 Insulated fluid storage unit and method of making  
A hot water storage unit includes an outer decorative shell with a hardened foam insulation within a cavity therebetween. A prefabricated bottom wall is secured between the opposed sidewalls of the...
4874104 Hot water storage tank  
A vertical hot water storage tank with an access opening in its underside, for positioning an internal heating element in the tank, and connectors for the supply of cold water to the tank and for...
4860728 Water heater device  
A water heater device including an inner tank for containing water surrounded in spaced-apart relationship by an outer shell. The top end of the water heater device is closed by a cap, and the...
4790290 Method and apparatus for foam insulating a vessel  
A method and apparatus for providing foam resin insulation for a vessel, such as a water heater. The water heater includes a tank to contain water to be heated and has a plurality of openings to...
4784087 Clamping apparatus for use in foaming water heaters  
A clamping apparatus for use in applying foam resin insulation between the tank and the outer jacket of a water heater. The jacket of the water heater is spaced outwardly of the tank to provide a...
4768678 Method for manufacturing a composite foamed water-heater body from a foamed fiber-reinforced polyester resin and the resultant product  
Method for obtaining a plastic water-heater body, wherein (1) a plastic shell is used which is intended to form the interior of the water heater and also serves as an internal molding wall, the...
4744488 Method and device for manufacturing a foam insulated water heater, and a foam insulated water heater construction  
A water heater construction including an inner water tank surrounded in spaced apart relationship by an outer shell. A control apparatus, such as a thermostat, is located at the exterior wall...
4739728 Thermal foil for water heaters and the like  
A hot water heater having a vertical, cylindrical tank with a top wall, means for heating water within the tank, a cold water inlet at the bottom and a hot water outlet at the top includes damping...
4632065 Thermal baffle for water heaters and the like  
A hot water heater having a vertical, cylindrical tank with a curved top wall, means for heating water within the tank, a cold water inlet at the bottom and a hot water outlet at the top includes a...
4527543 Water heater construction  
A water heater including a tank, a cylindrical jacket, surrounding the tank to provide an insulating space therebetween and a cover member mounted on top of the jacket to close off the top of the...
4296799 Solar water tank and method of making same  
A solar water tank for use in solar heating systems includes an insulated tank with flow systems comprised of a plurality of inlet and outlet tubes, heat exchangers, level switch and supplemental...
4191304 Pressure tank for hot-water heaters  
A pressure tank, particularly for hot-water heaters, with a synthetic liner and a glass fiber wrapping reinforcing it. The glass fiber wrapping is fixed to individual positions of the liner by...
3854454 HEAT PIPE WATER HEATER  
A heat pipe using water as the heat transfer fluid transports heat to the water within a water heater storage tank from a gas fired burner external to and separate from the tank. The heat pipe is...
3521604 VESSEL HAVING A FOAM POLYURETHANE OUTER LAYER  
RE10185 Title is not available  
RE02618 Title is not available  
RE05770 Title is not available  
Matches 1 - 50 out of 66 1 2 >