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 |
| 7185736 | Aerodynamic noise abatement device and method for air-cooled condensing systems The noise abatement device and method described herein makes known an apparatus and method for reducing the aerodynamic resistance presented by a fluid pressure reduction device in a large duct. More specifically, a noise abatement device is disclosed having at leas... | 03/06/2007 |
| 6719536 | Vacuum generator with power failure operation mode Vacuum generator comprising an ejector nozzle which is connected to a compressed-air supply via a compressed-air line, and with a first valve for opening and closing the compressed-air line, wherein a second electrical valve is connected to the suction line of the e... | 04/13/2004 |
| 5341991 | Method and apparatus for atomizing liquids A drive gas flowing into a nozzle is allowed to suck with it, by ejector action, an extraneous gaseous medium such as ambient air, the sucked-up medium entraining from a container the liquid to be atomized. The liquid is atomized as the ambient air is mix... | 08/30/1994 |
| 4612926 | Dual-range aspirator device An aspirator/nebulizer for use in inhalation therapy has dual oxygen nozzles extending into a cylindrical chamber into which air can be aspirated in a controlled manner via closable air holes. A 50 psig oxygen source can be diluted to atmospheric air to y... | 09/23/1986 |
| 4580948 | Hydrokinetic amplifier with high momentum transfer coefficient A hydrokinetic amplifier 10 increases the vapor momentum transfer coefficient by directing an annular liquid jet 20 into an acceleration chamber 13 and impinging high velocity vapor streams on both the interior and exterior surfaces of annular liquid jet ... | 04/08/1986 |
| 4396355 | Ejector An ejector 110 having an additional nozzle 173 for issuing a fluid at a relatively high pressure through a throat 113 of the ejector 110 into an outlet 114 from the throat 113, so as to clear any material lodging in the outlet 114 and/or the throat 113. T... | 08/02/1983 |
| 4376045 | Liquid treatment apparatus In liquid sedimentation and clarification apparatus recirculation of previously settled solids is automatically controlled. Nozzles in an updraft tube produce a suction or pumping force for recirculating such solids, and a flow passage in alternate nozzle... | 03/08/1983 |
