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Document Title |
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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...
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7699026 |
Insulation kit for use with a water heater
An insulation kit for use with a water heater is provided. The kit includes an insulating cover configured to be wrapped about an exterior surface of the water heater. The insulating cover includes...
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7650859 |
Water heater and system for insulating same
A water heater and method of assembling the water heater are disclosed. The method includes the step of positioning an insulation member around a water tank. An expandable tube is positioned at an...
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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...
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7621238 |
Water heater and system for insulating same
An article configured to distribute foam insulation between a water tank and an outer shell of a water heater is provided. The article comprises a body portion configured to extend between the...
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7516721 |
Foam dam
A dam assembly to protect a component mounted on a water heater tank wall while insulating foam is injected between the tank and a jacket surrounding the tank, the dam assembly comprising an outer...
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7493877 |
Water tank jackets and related methods
A jacket for a water tank comprises a sheet of water-containing material such as plastic. A closure is provided to draw together two opposed edges of the sheet. A fastener, such as a strap clamp...
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7409925 |
Water heater foam dam and component cover and method for covering a component of a water heater
A foam dam is provided for use with a water heater having a tank and a jacket together defining an annular region. The foam dam includes a central region having a surface configured to cover a...
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7380524 |
Water heater chamber wrap
The present invention relates generally to an insulation wrap for a water heater tank including a strip of nonflammable fibrous material having an opening therein and a fibrous material element...
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7013841 |
Differently configured fuel-fired water heaters constructed from identical production platforms
A specially configured fuel-fired water heater production platform may be used as a natural draft water heater. Alternatively, by modifying an upper end portion of the production platform using...
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6941898 |
Combined liquid foam stop and insulator for a tank assembly
The present invention relates to a combined liquid foam stop and insulator for a tank assembly including a fibrous material strip and a nonflammable insulating skirt connected to the fibrous...
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6941899 |
Annular foam seal
A water heater includes a tank and a jacket surrounding the tank. Between the tank and jacket is defined an annular space in which a seal is positioned. The seal extends between the tank and the...
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6895902 |
Water heater with a flame arrester
A water heater is arranged with the hot water storage chamber R1 at the top and the combustion chamber R2 at the bottom within the body 11 which is a container. The combustion chamber R2 is...
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6886500 |
Gas fed water-heater
The present invention relates to a gas fed water-heater comprising a double wall container (1) inside which a burner (2) and a tank (3) of the water to be heated are arranged. At least in the...
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6885816 |
Water heater apparatus and associated manufacturing and insulation methods
A foam dam in the insulation cavity of an electric water heater comprises a plastic bag into which liquid foam insulation is injected, the bag having an essentially closed top edge portion with...
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6857396 |
Heating device for hydrogen storage canister
A heating device for a container in which a hydrogen storage canister is disposed. The hydrogen storage canister supplies hydrogen to a fuel cell including a discharge port, and the heating device...
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6807925 |
Explosion-proof hot water heater with unsealed fuel combustion chamber
An explosion-proof hot water heater of the type having a gas-fired combustion chamber at a lower end of the inner tank is described. The combustion chamber is an unsealed chamber and has a sealed...
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6715451 |
Fuel-fired heating appliance with combustion air shutoff system having frangible temperature sensing structure
A gas-fired water heater has a combustion chamber with a bottom wall defined by a perforated flame arrestor plate forming a portion of a flow path through which combustion air may be supplied to a...
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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...
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6666174 |
Elevating base for gas-fired water heater
A base for rendering a gas-fired water heater, having a lower combustion chamber, explosion-proof, is described. The base has elevating supports which are provided with securement means in an upper...
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6612268 |
Hot-water appliance with vacuum insulation, to be connected to the water main
A hot-water appliance capable of resisting at least the pressure of the public water supply system, comprising at least one hot-water vessel with a supply conduit connectable to the public water...
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6595431 |
Exhaust heat trap and redirecting system
An exhaust heat trap and redirecting system for utilizing exhaust heat includes an electric generator including an internal combustion engine. The electric generator is electrically coupled to an...
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6588378 |
Water heater bottom pad/foam dam apparatus with integrated tank support members
A water heater is provided with a specially designed molded bottom pad/foam dam member formed from a crushable material, such as polystyrene, which is received in a metal bottom pan and has...
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6578531 |
Gas appliance with flash suppressor
A water heater having a barrier for forming an enclosure around a lower portion of heater. The barrier has an inside wall, an outside wall and a space between the inside and outside walls. There is...
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6578530 |
Apparatus and method for feeding air to a water heater
Combustible vapors from flammable materials spilled near a gas water heater can enter the water heater's combustion chamber and cause a serious fire or explosion. This problem can be avoided by...
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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,...
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6517344 |
Gas supply coupling for water heater
A gas supply coupling for a water heater incorporating a shield to close the opening to the combustion chamber. The coupling includes a supply tube, a connector extending through the shield and a...
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6499439 |
Modular stamped sight glass assembly
A sight glass assembly for a water heater flame trap and a method of making same is disclosed. A rectangular-shaped sight glass frame casing being comprised of a thin metal plate further comprising...
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6439171 |
Inner door/burner assembly for fuel-fired water heater
An inner combustion chamber access door member for a fuel-fired water heater has main and pilot burner structures respectively supported thereon by gas supply tubes sealingly extending through and...
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6427637 |
Steam generator with at least partially double-walled evaporation tank
The invention relates to a steam generator comprising an evaporation tank and several heating elements (2). The evaporation tank consists of an evaporation vessel (1) and a removable limescale...
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6412448 |
Water heater construction
A flexible, water impervious liner is fitted in a rigid outer shell. The shell has an open top with a peripheral flange over which a top lip of the liner is fitted. A separate top plate attaches to...
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6371057 |
Adjustable mount for a gas control valve of a water heater
A fitting for connecting a gas control valve to a water storage tank of a gas water heater comprising a base member having an elongated opening sized and shaped to receive a mating locator attached...
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6318304 |
Water heater
The water heater includes a water tank, a burner below the tank, a casing around the outside surface of the tank and spaced therefrom so as to define a flue path within the casing and along the...
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6309209 |
Flash suppressor for hot water heater
A flash suppressor for surrounding a gas-fired appliance, comprising a barrier for forming an enclosure around a lower portion of the appliance. The barrier has an inside wall, an outside wall and...
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6302062 |
Sealed access assembly for water heaters
A water heater including a water container; a combustion chamber containing a main burner and a pilot burner positioned to heat water in the water container and having a side wall; a main burner...
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6237544 |
Water heater and gas burner
A water heater includes a tank 10 arranged inside a casing 20 with a burner 16 below the tank so that a heat exchange zone 15 surrounding the tank receives the combustion products. The tank 10 is...
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6182613 |
Self-assembly water heater enclosure and kit
A water heater enclosure and kit having a box-like configuration, with a top panel, a pair of opposing side panels secured to the top panel at upper ends, front and rear braces which secure the...
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6148774 |
Pour-in-place water heater foam insulation systems
The present invention relates to water heater (12) construction whereby thermal insulation material is foamed in the clearance space between the tank and shell of the water heater, wherein the...
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5979371 |
Foam distribution jacket and method of insulating a hot water heater with expandable foam material
A foam distribution jacket (10) for containing an insulating expandable liquid foam mixture (44) prior to expansion into a space (17) between a hot water tank (22) and an outer casing (29) secured...
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5921230 |
Insulating blanket for a water heater
The present invention relates to an insulating mechanism for a gas water heater designed to increase the efficiency thereof. The device comprises a blanket formed of a pair of arcuate, adjacent...
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5923819 |
Molded polymeric fluid storage tank, and associated fabrication methods
The body structure of a fluid storage apparatus, which may be used for both liquids and gases, is formed from a coaxially and sealingly joined series of one-piece molded polymeric body sections...
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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.
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5711256 |
Apparatus for masking components of a hot water tank from insulation
A method and apparatus for masking components of a hot water tank from insulation wherein a carrier sheet containing a pair of inflatable rings is insertable into the space between the inner tank...
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5677026 |
Self-standing insulating jacket for a hot water tank
An inflatable, self-standing, transparent insulating jacket for a hot water tank is disclosed. The jacket is comprised of an inflatable hood, a platform and an attachment means. The hood surrounds,...
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5668922 |
Water heater having molded plastic storage tank and associated fabrication methods
An electric water heater has a body structure formed in a manner eliminating the need for a separate metal water storage tank therein. The body structure is formed from a coaxially and sealingly...
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5575273 |
Balanced flue outdoor water heater
An outside balanced flue water heater including a water tank; a jacket surrounding the water tank; a combustion chamber containing a burner positioned adjacent the water tank; a flue extending from...
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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...
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5509566 |
Water heater construction and sealing device therefor
A water heater construction including an inner tank for containing water surrounded in spaced apart relationship by an outer shell. An outer collar of insulation material is located in the annular...
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5485879 |
Combined water heater and heat exchanger
A system for heating two independent water supplies having a water storage tank adapted to contain a first, potable water supply and a coiled heat exchange tube mounted within the tank to contain...
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5353750 |
Apparatus for sealing a foam insulated water heater
A water heater comprising a tank defining a water chamber and having an outer surface, a spud mounted on the outer surface, a jacket surrounding the tank and having an inner surface spaced from the...
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