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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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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...
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7591434 |
Hot water supply system
A hot water supply system includes: a casing 1 having an opening in a front face; a front panel 2 covering the front face of the casing; and a console box 7 attached to the casing. The front panel...
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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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7296349 |
Method to assemble a steam generator
When constructing a steam generator, buckstay modules are joined with tube wall units to form buckstay and tube wall modules while the boiler steel structure is being erected, and they are...
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7296542 |
Device for introducing hot gas into a heating surface pipe of a waste heat boiler
A device for introducing hot gas into a heating surface tube of a waste heat boiler having an outer tube connected to the boiler wall, in particular to the tube plate, has an inner or inlet tube...
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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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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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6880492 |
Device for introducing hot gas into a heating surface pipe of a waste heat boiler
A device for introducing hot gas into a heating surface pipe of a waste heat boiler includes an outer pipe that is connected to the boiler wall, preferably to the bottom of the pipe. The 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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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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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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6532907 |
Containment jacket
A jacket (1) is shaped to enclose at least partially a liquid storage vessel (2; 200), the jacket comprising a skin (5) arranged as a plurality of folds (20) which are capable of opening out to...
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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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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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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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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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6029615 |
Water heater construction and fabrication method therefor
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...
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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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5970923 |
Tank structure for hot-water supply unit
A tank structure of a hot-water supply unit capable of permitting tap water under a high pressure to be supplied thereto without using any safety mechanism. An inner barrel of a tank body is formed...
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5924392 |
Bottom pad/foam dam apparatus for water heaters
A water heater is provided with a specially designed molded bottom pad/foam dam member which is placed in its bottom pan prior to placing bottom annular portions of the water heater tank and its...
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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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5816200 |
Windbox with integral truss support and air admission, fuel admission and ignitor modules
A steam generator apparatus which includes an enclosure comprising vertically extending front and back waterwalls joined by opposed spaced first and second waterwalls, The enclosure also includes a...
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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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5367605 |
Boiler with deformable wall for removing scale
A boiler for the production of steam and/or hot water has a principal enclosure limited by a watertight wall for containing water, a bottom water extraction outlet,a water supply inlet, an upper...
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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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5339891 |
Modular arrangement for heat exchanger units
A modular arrangement for containing a heat exchanger module comprises a base frame and four vertical truss members slidably mounted to the base frame at one end of the members. Each vertical truss...
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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...
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5293844 |
Protective shield for the electrical components of a water heater
A water heater comprising a tank for holding water, a jacket surrounding the tank, foam insulation between the tank and the jacket, a heating element for heating water in the tank, and a thermostat...
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5273001 |
Quadrangular type multi-tube once-through boiler
A quadrangular type multi-tube once-through boiler having an arrangement in which a feed path combuation air, combuation chamber, and an exhaust gas channel passing through a flue are alined in...
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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...
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5154140 |
Centering base pad and dam
In a hot water heater (10), a bottom base pad (34) of relatively rigid insulating material has an outer tapered side (38) allowing clearance of the bottom edge (30) of the outer jacket (14) past...
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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...
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5056564 |
Insulating mat for bodies of which at least portions of the surface are curved, and in particular for pipes, and the use of such a mat
Bracing strips 7 are interposed between compressible strips 4, so-called laminate strips, of an insulating mat 1 in the form of a laminate mat with a carrier web 2, in order generally to impart...
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5052346 |
Water heater foam dam and forming method
A water heater is made by shielding the space between a tank and a jacket, which space is intended to include a control apparatus accessible from outside the jacket, by making and installing an...
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5052347 |
Water heater construction
A water heater construction and method includes arranging the inner water tank and the surrounding outer shell in an inverted orientation and positioning the outer shell into a cover which is...
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5020481 |
Thermal insulation jacket
A thermal insulating jacket for use around pipes, conduits, tanks and related members according to the present invention includes a flexible outer covering such as a sheet of plastic or...
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5006689 |
Vacuum insulated storage-type electric water heater having an external bubble pump heating unit
A hot water boiling apparatus includes a hot water storage tank. The storage tank has an inner tank storing water therein, an outer tank surrounding the inner tank, and a vacuum heat insulation...
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4974551 |
Water heater and method of fabricating same
A water heater which may be either gas or electric and designed for use in either residential or commercial applications includes a generally cylindrical molded plastic inner water tank and a...
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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...
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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...
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4452226 |
Water heater tank assembly
An improved water heater tank leg support assembly includes a plurality of legs formed from a generally rectangular blank by bending the sides of the blank to form a shearing action vertical...
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4444155 |
Sealed heat exchanger chamber with disposition of longitudinal water tubes concentrically disposed to a central burner
A gas-tight chamber for a heat exchanger has a shell (12) forming the gas-tight chamber made of a light flexible or semirigid material such as rubber or thin silicone-treated sheet material which,...
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4253426 |
Reservoir type water heating device
A vertical drum is disposed upon and connected to a combustion chamber through a heat transfer wall. A burner opens in the combustion chamber to face the heat transfer wall and an exhaust tube is...
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4235201 |
Safety topdeck for boilers
A safety topdeck for a boiler having a cylindrical shell including a generally horizontal walkway and a frame for supporting the walkway on the cylindrical shell comprising laterally spaced apart,...
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4170964 |
Water-tube boiler
A water-tube boiler (1) of the "D" type is disclosed which includes a water-cooled rear wall comprising a plurality of vertically disposed riser tubes (14a, b) located at the rear end of the...
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