Bizarre Patents
A vest or belt is integrally formed with tubular, pet receiving passageways which extend around the wearer's body and terminate in pocket-like chambers for feeding and retrieval.
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| Number | Title | Issue Date |
| 7568884 | Blowing mechanism for column type electric fan A blowing mechanism for a column type electric fan comprises an impeller, a driving motor, a tube-like air ducting assembly, and a swing mechanism. The driving motor is mounted onto a supporting plate attached to the fan's housing. A micromotor of the swing mechanis... | 08/04/2009 |
| 7318702 | River turbine A water wheel assembly is disclosed and comprises a water wheel including a plate having a rotation axis and a plurality of circumferentially-spaced receivers, each including a first slit defined through the plate, proximal to the axis, and a second slit defined thr... | 01/15/2008 |
| 7311067 | Implement A manually operated implement comprising a housing for accommodating a drive motor that drives a tool. A fan wheel is disposed in the housing and is driven by the drive motor. A fan wheel cover covers the fan wheel toward the outer side of the housing. Ribs are disp... | 12/25/2007 |
| 7270513 | Apparatus and method for generating power from moving water Apparatus for generating power from a water current in a body of water comprises a longitudinally extending flotation platform for maintaining the apparatus afloat in the body of water and a water turbine operatively carried by the platform for generating power in r... | 09/18/2007 |
| 7238006 | Multiple impeller fan for a shrouded floor drying fan A method and apparatus for drying floors and carpets using a double impeller fan for generating a pressurized air stream within a vertical cylindrical fan shroud that is spaced two to five inches away from the floor on a set of legs such that an opening is formed be... | 07/03/2007 |
| 7184268 | Dynamically adaptable electronics cooling fan In an electronic system, a method for operating a cooling fan comprises rotating an impeller about a rotational axis and detecting fan failure. The impeller is spatially expanded in response to the detected fan failure whereby airflow through the failed fan is block... | 02/27/2007 |
| 7128526 | Anti-reverse flow mechanism for centrifugal blowers A set of cooling air blowers for machines which require cooling air during operation. The blowers each include an outlet having an anti-reverse flow feature for preventing the flow of air into the blower from externally of the machine should the blower fail, thereby... | 10/31/2006 |
| 7054156 | Fan rotor systems having collapsible fan blades A fan rotor system for cooling an electronic system includes a rotor body configured to be rotated by a fan motor and at least one collapsible fan blade mounted on the rotor body for moving cooling air through the electronic system. The at least one collapsible fan ... | 05/30/2006 |
| 6972956 | Collapsible fan and system and method incorporating same A collapsible fan. The collapsible fan may be disposed in parallel or series with one or more other fans. If the collapsible fan becomes inactive or non-operable, such as by malfunction or failure, then its fan blades collapse to a less restrictive flow configuratio... | 12/06/2005 |
| 6962478 | Vertical axis windmill A vertical axis windmill has an immovable, hollow circumferential frame having a plurality of peripheral openings, and rotatable turbine arranged inside the frame and connectable to a generator of electric energy, the turbine having a plurality of vanes each having ... | 11/08/2005 |
| 6948905 | Horizontal wind generator A horizontal wind generator comprises a horizontal windmill drivingly coupled to an electrical generator. The windmill includes a vertical drive shaft mounted for rotation in a base, with a plurality of wind drive units being mounted in wind catching positions at sp... | 09/27/2005 |
| 6913439 | Exhaust gas turbocharger for an internal-combustion engine An exhaust gas turbocharger for an internal-combustion engine has a turbine housing and compressor housing in which a turbine wheel and a compressor impeller are connected with one another shaft. The turbine housing has a spirally-extending inlet duct for the exhaus... | 07/05/2005 |
| 6877968 | Low head water turbine A low head water turbine comprising a runner having a cylindrical outer surface and a plurality of similar blades similarly pivotably secured along their inner sides to the outer surface of the runner so as to pivot in the direction of rotation of the runner between... | 04/12/2005 |
| 6705599 | Livestock cooling apparatus A livestock cooling apparatus comprising an electrically-powered fan, which is capable of oscillating 360 degrees. The apparatus may be used in conjunction with a programmable cooling system for livestock which allows each fan in the system to be programmed to sweep... | 03/16/2004 |
| 6497249 | Telescopic hose and related drive systems This invention primarily relates to means to convey fluid from a moving location to a fixed location formerly achieved by the utilization of such means as a flexible hose. The invention has particular relevance to desludge systems where settled sludge tak... | 12/24/2002 |
| 6474936 | Blower impeller apparatus with one way valves Blower designs for vented enclosures include an impeller having a plurality of blades. A plurality of one way valves are interleaved between the blades to permit substantial airflow only in one direction. One valve design incorporates flaps coupled to eit... | 11/05/2002 |
| 6386826 | Fan with self closing blades A fan system to be mounted over an opening including a plurality of pivoting blades fixed on a free wheeling element and a motor driven element wherein, in operation, when the fan is operating the motor driven element pivots the blades to a blowing positi... | 05/14/2002 |
| 6276895 | Fan with centrifugal shutter mechanism A fan has an associated centrifugal mechanism and a shutter, comprising a plurality of pivoted vanes and a central vane pivotally interconnected with a pair of heavy tie rods. The centrifugal mechanism is driven by the fan propeller and comprises a hermet... | 08/21/2001 |
| 6171057 | Table electric fan A table electric fan comprising a stand, a protective net, a blade set fixed on a spindle of a motor, a speed reducer connected to the motor, a plate pivotally connected to the shaft of the speed reducer and further pivotally connected to a bottom base of... | 01/09/2001 |
| 6158953 | Wind turbine with variable position blades A wind turbine has an internal rotor carrying a plurality of turbine vanes in a circular path between an inlet opening and an exhaust opening. The inlet opening includes a stationary dividing vane that delivers one portion of the inlet airflow to a primar... | 12/12/2000 |
| 5743709 | Oscillating window fan A portable electric window fan including a housing having side walls, a bottom wall for mounting on a sill of a window, a top wall for engaging a sash of the window, a front wall defining an air outlet, a rear wall defining an air inlet, and the walls tog... | 04/28/1998 |
| 5658195 | Window fan with oscillating fan enclosure A portable electric fan including a housing adapted for substantially covering a window opening, an enclosure movably mounted on the housing and defining an intake opening and a discharge opening, an enclosure drive coupled to the enclosure and operable t... | 08/19/1997 |
| 5480282 | High velocity fan and yoke mounting A high velocity, weather resistant cooling fan for moving large volumes of air long distances can be disposed in either oscillating or non oscillating modes, either inside or outside. A rigid, generally tubular housing has a suitable guard defined on each... | 01/02/1996 |
| 5474426 | Rotating device for an illusion-raising protective net of an electric fan A rotatable device for a protective net of an electric fan including a vertical base, a synchronous motor fixed on a rear surface of the base, a gear fixed on the shaft of the motor, a first sleeve supported on the shaft of the motor of an electric fan an... | 12/12/1995 |
| 5102294 | Screw pump A screw pump for feeding highly viscous material such as mixed concrete and the like. Plural projections engage the helical screw of the screw pumps to facilitating removal of the material such as gravel caught in the screw pump. Further for preventing ex... | 04/07/1992 |
| 4822239 | Vertical axis windmill A vertical axis windmill wherein the blades pivot between a power delivery and a recovery position with air gates associated with a non-rotating chamber containing the windmill acting to preclude airflow over the blades while in the recovery position. The... | 04/18/1989 |
| 4799437 | Heating stove which includes a pyrolysis gasifier A blower apparatus (18) for use in a gasifier and burner combination, the blower including a housing (60) which includes an inlet for gas from the gasifier and an exit nozzle (64) leading to the burner. A vertical blower shaft (66) extends up into the hou... | 01/24/1989 |
| 4743739 | Oscillating louver electric fan heater A fan heating includes a stationary housing and a louvre blade assembly having at least one oscillating louvre blade located forwardly in the housing for providing multidirectional hot air flow from the heater. The heater further includes a drive system f... | 05/10/1988 |
| 4743737 | Oscillating louver electric fan heater An electric fan heater includes a stationary housing and a louver blade assembly having a plurality of oscillating louver blades located forwardly in the housing for providing multidirectional hot air flow from the heater. The heater also includes a drive... | 05/10/1988 |
| 4486144 | Rotating wind-guiding shell for the fan A rotating wind-guiding shell for an electrical fan effectively changes the direction and magnitude of the blowing wind from the fan. The pressure and the direction of the wind from the fan can be varied instantaneously and the effective wind field can al... | 12/04/1984 |
| 4457672 | Fan with variable axis impeller A fan assembly has a main body support and a mounting member which are inclined at a predetermined angle thus permitting the fan assembly to be mounted either adjacent to the upper edge of a wall or in a corner of a ceiling. A rotating grill disperses a c... | 07/03/1984 |
| 4437461 | Valve respirator device A valve respirator device for use both on human and on animal patients. The device comprises a housing having an inport, an outport and an exhaust port. The outport is connected to the patient's respiratory system, the inport is connected to a source of a... | 03/20/1984 |
| 4437394 | Directional air flow fan The present invention provides a fan structure having a housing and vane arrangement adapted to oscillate relative to the housing. The fan motor is used to operate both the fan blade and the vane arrangement. The structure includes a drive system having a... | 03/20/1984 |
| 4350472 | Electric fan apparatus The present application discloses an electric fan apparatus comprising a fan, a wind direction shifting plate disposed in front of said fan and adapted to be rotated by the pressure of a wind generated by said fan, a rotary shaft disposed at the center of... | 09/21/1982 |
| 4315713 | Apparatus for generating energy from a flowing medium An apparatus for generating energy from a flowing medium comprises a frame with a rotatable rotor, being composed of two parallel wheels in between which blades are arranged, said rotor being so constructed that the blades maintain a fixed position relati... | 02/16/1982 |
| 4253795 | Water wheel with level compensating buckets A water wheel comprising a rotor, having a plurality of buckets longitudinally and tangentially extending about its periphery, and a shaft, which centrally engages the rotor and is rotated by movement of the rotor. The buckets are unitary in construction ... | 03/03/1981 |
| 4217816 | Ventilating fans The ventilating fan is comprised of a centrifugal governor which is driven by the fan impeller for causing a plurality of simultaneously operable pivotable louvers, which are supported by the fan casing, to move to their open position during fan operation... | 08/19/1980 |
| 4084491 | Oscillated louver assembly for breeze box fan This invention teaches an air distributor accessory device for a breeze box type fan having an annular case and having fan blades supported to rotate within the confines of this case. The accessory device is designed to fit against and be secured to the f... | 04/18/1978 |
| 4018159 | Air flow guide mechanism A room air conditioning unit has an air flow guide mechanism which provides an oscillating-type of air sweep louvered grill for the unit discharge duct. A motor with suitable gear reduction supplies power to a double acting barrel cam having a curved surf... | 04/19/1977 |
| 4007673 | Register with air-driven oscillating louvers An air register for mounting in a duct outlet of a forced air heating or ventilation system includes a frame carrying a plurality of pivotally movable horizontal and vertical louvers disposed in the stream of air from the duct. A generally cylindrical ree... | 02/15/1977 |
