Bizarre Patents
A method of swing on a swing is disclosed, in which a user positioned on a standard swing suspended by two chains from a substantially horizontal tree branch induces side to side motion by pulling alternately on one chain and then the other.
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| Number | Title | Issue Date |
| 7967893 | Supercritical fluid enrichment of isotopes A system and method for supercritical fluid enrichment of radioactive isotope/s are disclosed. The method involves pressurizing an outer chamber and an inner centrifugal chamber of a stage to supercritical pressure; supplying material including target isotope/s at s... | 06/28/2011 |
| 7771551 | Adaptive continuous acoustic welding system for incompatible materials A system and method are provided which enable the joining of two materials via ultrasonic welding, including materials normally considered incompatible in traditional ultrasonic welding techniques. The system permits ultrasonic welding of a first material to a secon... | 08/10/2010 |
| 7433268 | Vessel hull transducer modular mounting system A vessel hull transducer modular mounting system enables transducers to be replaced and upgraded without necessitating the further modification of the hull and thus not necessitating the dry-docking of the vessel. A further feature includes the ability to reduce and... | 10/07/2008 |
| 7274447 | Material porosity pressure impulse testing system A system and method for determining porosity of a material enables rapid testing of materials by detecting test particle penetration. The material is held by a test chamber wherein a test particle solution covers a surface of the material. The test chamber is pressu... | 09/25/2007 |
| 7236427 | Vessel hull transducer modular mounting system A vessel hull transducer modular mounting system enables transducers to be replaced and upgraded without necessitating the further modification of the hull and thus not necessitating the dry-docking of the vessel. A further feature includes the ability to reduce and... | 06/26/2007 |
