Bizarre Patents
Mouse device with a built-in printer
A mouse device for use as an input device of a computer is provided that includes a housing in which recording paper is loadable, and a printer unit provided within the housing for printing on the recording paper print information received from the computer.
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| Number | Title | Issue Date |
| 7188481 | Adjustable damper actuator An actuator for controlling the position of a damper. It is an adjustable damper actuator that can actuate a damper to have positions that are other than fully open and fully closed. The actuator has adjustable stops for attaining a partially closed or partially ope... | 03/13/2007 |
| 7147554 | Hooded exhaust vent A hooded exhaust vent having walls bounding an exhaust opening covered by a guard, in the assembly of which the walls and guard respectively have laterally extending slides urged in sliding movement into slide tracks in the path of the movement to establish a slidin... | 12/12/2006 |
| 7140364 | Prefabricated modular, lightweight fireplace A lightweight, prefabricated, modular masonry fireplace. The firebox is pre-cast in modular sections of lightweight vermiculate concrete. A kiva-style version of the fireplace features a modular firebox disposed within an outer facade made from a tubular steel frame... | 11/28/2006 |
| 7116282 | Tower reinforcement A device and method of reinforcement for towers, such as those used for electrical communications and telephonic devices, is provided. Elongated stiffening members are provided for indirect attachment to a tower by means of spacer elements. The spacer elements, whic... | 10/03/2006 |
| 7066170 | Apparatuses and methods for balancing combustion air and exhaust gas for use with a direct-vent heater appliance A combustion air and exhaust gas balancing system for use with a direct-vent heater appliance. The balancing system includes a combustion air valve in fluid communication with a combustion air duct and an exhaust gas valve in fluid communication with an exhaust gas ... | 06/27/2006 |
| 5979437 | Air control apparatus for a fireplace Air control apparatus for a fireplace prevents or inhibits the buildup of soot and dirt on the inside surface of the glass doors of the fireplace. A combustion control system for a fireplace for controlling the volume and direction of air circulating through t... | 11/09/1999 |
| 5685290 | Combustion air kit A combustion air kit for providing a source of external air to feed a fire in a firebox is installed during new construction or as a retrofit unit into existing fireplaces. A masonry air vent brick having a hole therein air flow is included in the combust... | 11/11/1997 |
| 5014683 | High efficiency fireplace and method of operation A fireplace combustion system in which a sealed firebox contains: a base having apertures connected to a source of combustion air and wherein a hollow grate is connected to one of the apertures to conduct combustion air to a quantity of fuel disposed on t... | 05/14/1991 |
| 5000161 | Smokestack having reduced IR emission An aircooled smokestack. The smokestack has passages within it for air or her cooling fluid. The fluid circulates through the smokestack, cooling off the internal and external surfaces. The cooling fluid is then aspirated into the stack gases near the top... | 03/19/1991 |
| 4964396 | Fireplace restoration unit The unit restores existing, masonry fireplaces without entailing dismantling of the latter. A heating jacket base, heating jacket, smoke chamber and flue lining are set into the existing firebox, smoke chamber and flue. Ducting is provided to move heating... | 10/23/1990 |
| 4852548 | Universal fireplace assembly A universal fireplace is provided as standard prefabricated substantially hollow rectangular prism shaped frame adapted to support all six walls of the universal fireplaces supported on the hollow rectangular prism shaped frame. The top wall is adapted to... | 08/01/1989 |
| 4825849 | Fireplace air supply An outside air supply control apparatus for a fireplace comprising a first cylindrical pipe for connection to an outside air supply, the pipe containing at least one aperture in its wall. A second cylindrical pipe having an inside diameter slightly larger... | 05/02/1989 |
| 4807589 | Draft operated fireplace insert A draft operated fireplace insert may be used to circulate heated air from one room to another or from the exterior of a building into the interior. The fireplace insert is fitted so that a set of louvers are located over a ventilated ash pit of the firep... | 02/28/1989 |
| 4793322 | Direct-vented gas fireplace A zero clearance fireplace of the type to be installed inside of a building against or near an outside wall is provided. The box shaped fireplace is provided with four substantially vertical walls, a top wall and a bottom wall. The bottom wall comprises a... | 12/27/1988 |
| 4736730 | Heating system A heating system comprising a firebox defining a combustion chamber that is substantially sealed from the atmosphere. The system includes a flue for conducting combustion gases from the combustion chamber. A first duct surrounds the flue and defines an in... | 04/12/1988 |
| 4723533 | Combustion air vent with automatic lock An air vent for supplying air for combustion to a fireplace or the like inside a building, the vent comprising a duct having an inlet end outside the building and an outlet end inside the building, a cover hingedly mounted over the outlet and pivoting bet... | 02/09/1988 |
| 4574772 | Air distributing device An air distributing device, for a fireplace that is equipped with an air conduit which can conduct outside air to that fireplace, has a lower air-guiding section adjacent the bottom of the fireplace opening, has an upper air-guiding section adjacent the t... | 03/11/1986 |
| 4558688 | Fireplace-heater with full recovery of hot air An improved, full hot air recovery, fireplace-heater is disclosed, wherein the flue gases are forced to follow obliged paths through exchange chambers before being exhausted to the outside. The fireplace comprises a hearth and a plurality of chambers for ... | 12/17/1985 |
| 4553528 | Free-standing stove and fireplace apparatus Free-standing stove/fireplace apparatus includes a plurality of heated air chambers disposed about a firebox and flue, with air intake and air outlet passages located at various heights for the convection heating of air in the room in which the apparatus ... | 11/19/1985 |
| 4520791 | Jacketed wood stove A jacketed wood stove has a jacket forming an air space conformably surrounding the top, bottom, rear and sidewalls of the firebox, and a double-jacketed front access door. The periphery of the access door is slotted for internal convective cooling of the... | 06/04/1985 |
| 4473062 | Combustion air diverter for fireplace ash pit opening A pair of open-sided and inverted channel members of substantially the same cross-sectional shape are disposed in laterally nested relation with the exterior transverse cross-sectional area of the inner channel member being substantially the same as the i... | 09/25/1984 |
| 4471755 | Fireplace structure A fireplace having one or more conduits for directing outside combustion air into the firebox with a movable member adjacent a conduit outlet for normally closing said conduit and having either open or closed positions dependent upon the existence of a pr... | 09/18/1984 |
| 4446847 | Fireplace outside air inlet A draft inlet or control for admitting outside air to a fireplace comprises a conduit sized to be set in and through the brickwork of a fireplace, preferably in the rear wall. The end facing into the fireplace has a face plate with radially spaced opening... | 05/08/1984 |
| 4434783 | Controlled fireplaces for concurrently varying combustion air and convected air Convected air from the room to be heated enters two first air spaces (10) through two front inlets (12) and circulates through passageways (13) between inner and outer casings forming the fireplace and re-enters the room through front air outlets (14). Co... | 03/06/1984 |
| 4412525 | High efficiency fireplace modification A fireplace extension is provided, which extends forwardly from a traditonal fireplace, having two sets of doors, a first set of doors within the extension, and a second set of doors which close the extension. Fresh air duct means open into the fireplace ... | 11/01/1983 |
| 4407264 | Adjustable fresh air damper for combustion An adjustable fresh air damper for combustion air is provided. Said invention consists of a front plate having a central aperture, an air intake plate having a plurality of apertures and means for holding the front plate against a firebrick inner wall and... | 10/04/1983 |
| 4399806 | Fireplace draft control A fireplace draft control useable in fireplaces having air inlets in either the floor or rear of the fireplace. The device comprises a base having punchout section which may cooperate with an air opening in the fireplace floor. A slidable plate is used fo... | 08/23/1983 |
| 4396003 | Heat recovery apparatus for installation particularly in a domestic chimney, and process for bringing a fluid such as water to a higher temperature Heat recovery apparatus able to be installed, in particular, in a domestic chimney and able to provide hot air and hot water, comprising a horizontal lower chest 2 in which is formed a combustion chamber 12, a vertical chest 1 in which are disposed deflec... | 08/02/1983 |
| 4384566 | Prefabricated fireplace A prefabricated fireplace comprises a firebox and flue enclosed by concrete cast as a unit. The firebox has inner walls defining a fuel box in which combustion occurs and outer walls which define a circulation space around the fuel box for room air to be ... | 05/24/1983 |
| 4377153 | Heating device A heating device for consuming a combustionable fuel, having an internal combustion chamber with top, sides, ends, and a grate forming the bottom; an outer shell, having a top, sides, ends, and a bottom in spaced relation below the grate; a primary air su... | 03/22/1983 |
| 4374515 | Fireplace air distribution system A combustion air system for fireplaces capable of introducing outside air to the firebox of a fireplace in a position for efficient distribution within the firebox. The system includes both manual and thermostatic operation for controlling the quantity of... | 02/22/1983 |
| 4372288 | Outside combustion air unit for masonry fireplace An elongated air manifold is provided to be positioned with the manifold extending across the opening of a fireplace closed by conventional glass doors. The manifold is disposed inward of the glass doors and includes outlet openings spaced longitudinally ... | 02/08/1983 |
| 4362146 | Solid fuel stove A stove for burning solid fuel such as wood, coal or briquets in a more efficient manner utilizes preheated outside air for primary and secondary combustion and has tempered glass windows for observation. The combustion air flow is directed so as to minim... | 12/07/1982 |
| 4349009 | Combustion air system Air circulation and supply means for a heat generator, primarily a fireplace. The fireplace has air supply and discharge passageways such that an envelope of moving air is provided around both the combustion gas flue and the firebox and a portion of said ... | 09/14/1982 |
| 4338914 | Combination air tunnel-andiron device and fireplace construction therefor A combination air tunnel and andiron device conducts air from a fireplace floor opening, forward through an adjustable damper opening and then over and under logs supported spacedly above the upper surface of the air tunnel. The principal structural membe... | 07/13/1982 |
| 4287877 | Solar and central fireplace heating system A solar heating system for supplying heated air to various portions of a building. A solar panel is mounted externally of the building. The solar panel includes a solar radiation absorbing plate and a solar radiation transmissive plate spaced from the abs... | 09/08/1981 |
| 4287871 | Zero clearance mobile home fireplace unit An efficient zero clearance fireplace, space heater is disclosed which is adaptable for installation in either mobile homes or permanent structures. The fireplace unit consists of a stainless steel firebox with an opening for access to the interior thereo... | 09/08/1981 |
| 4285326 | Fireplace construction with adaptable combustion air inlet A prebuilt fireplace construction for installation in a living space includes a housing, a firebox within the housing with an open forward side adapted to be sealed by glass doors, an outlet for combustion gases, an inlet for combustion air and has a base... | 08/25/1981 |
| 4280473 | Fireplace having outside air supply An outside air system and combustion chamber closure assembly for use with a fireplace which provides means for supplying sufficient amounts of cooling air between the burning fuel and the closure assembly is disclosed. The closure assembly includes a fra... | 07/28/1981 |
| 4267818 | Damper construction A damper for movement between covering and uncovering positions with respect to a fireplace opening for draft control, includes a pair of rigid plates, one larger and one smaller in peripheral dimensions than the opening to be covered. These plates are ca... | 05/19/1981 |
