Bizarre Patents
Pet Toilet-Like Water Disk and Food Storage
One pet-friendly inventor patented "a device for watering pets, e.g., a dog or cat." The device, he helpfully noted, "has the general shape of a toilet."
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| Number | Title | Issue Date |
| 7390163 | Radial flow turbine A multi-stage radial flow compressor and turbine includes a rotor having a first plurality of blades and a second plurality of blades radially outward from the first plurality. A stator has a plurality of blades radially positioned between the two sets of rotor blad... | 06/24/2008 |
| 7350356 | Exhaust gas turbocharger for an internal combustion engine An exhaust gas turbocharger for an internal combustion engine has an exhaust gas turbine in the exhaust gas train and a compressor in the intake tract, whereby an adjustable throttle device is provided upstream from the compressor wheel, for regulating the air mass ... | 04/01/2008 |
| 7329085 | Pump impeller An impeller for use in a centrifugal pump, the impeller including a shroud having opposed faces, an outer peripheral edge portion and a rotation axis, a plurality of pumping vanes on one of the faces of the shroud and extending away from the rotation axis, each pump... | 02/12/2008 |
| 7244095 | Dual pressure Euler steam turbine A turbine, including a rotor on a shaft, and having in combination stationary nozzles discharging steam at a first pressure or pressures thereby producing impulse forces on the rotor; internal passages in the rotor producing a pressure head increase in the discharge... | 07/17/2007 |
| 7073334 | Variable exhaust gas turbocharger In a variable exhaust gas turbocharger for an internal combustion engine having an exhaust gas turbine and a compressor with a variable vane structure wherein the exhaust gas turbocharger comprises a housing and a compressor wheel which is connected to an exhaust ga... | 07/11/2006 |
| 5071312 | Turbines A turbine has a rotor which is a disc with blades projecting axially from its face working with stator blades on a disc like stator. Such discs and blades can be cast integrally and if necessary machined flat for good sealing. A plurality of interdigitate... | 12/10/1991 |
| 4950131 | High-efficiency turbine, in particular for exploiting wind power in auxiliary power sources for aeronautical applications This high-efficiency turbine, in particular for the exploitation of wind power for auxiliary power sources in aeronautical applications, comprises a central body which is rotatable about the axis of the turbine and supports at least two vanes which extend... | 08/21/1990 |
| 4854820 | Centrifugal pump for handling liquids carrying solid abrasive particles A centrifugal pump is proposed for handling liquids carrying solid abrasive particles in a casing having a flow-through portion formed by a discharge passage and a flow-through passage of an impeller accommodated inside the casing. The discharge passage i... | 08/08/1989 |
| 4613281 | Hydrodynamic seal A fluid pump is provided with a casing having a pumping chamber, an impeller arranged within the pumping chamber, a vortex chamber arranged to open inwardly of the pumping chamber and a repeller carried by the impeller and arranged to extend into the vort... | 09/23/1986 |
| 4470753 | Radial blower, especially for heaters or air conditioning systems in vehicles A radial blower, especially for heaters and/or air conditioning systems of motor vehicles. The radial blower including a housing having a front portion provided with an air intake opening and a back portion provided with discharge or exit openings. The ho... | 09/11/1984 |
| 4385594 | Two-circuit cooling system and pump for an engine A two-circuit cooling system for an internal combustion engine including first and second fluid circuits. The first fluid circuit includes a radiator and a liquid cooled heat source while the second circuit includes a radiator and an air-to-liquid heat ex... | 05/31/1983 |
| 4278397 | Fluid flow machine A fluid flow machine has at least one disc-shaped rotor provided with flow channels for a flow medium, the intake and exit openings of said channels being located axially of said rotor. The distance of the intake openings from the axis of rotation is diff... | 07/14/1981 |
