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 |
| 7459896 | Electrode configuration for LiMCA The present invention provides a method and apparatus for reducing electromagnetic noise pick up in a Liquid Metal Cleanliness Analyzer (LiMCA), used to detect and measure particles in molten metal. An first electrode inserted in the molten metal is electrically ins... | 12/02/2008 |
| 7448432 | Surface texturing of casting belts of continuous casting machines A continuous belt casting apparatus is provided with a casting cavity, and at least one flexible metal belt having an elongated casting surface passing through and at least partially defining the casting cavity. A motor is provided for rotating the metal belt in the... | 11/11/2008 |
| 7380583 | Belt casting of non-ferrous and light metals and apparatus therefor A casting belt for using in a single-belt or twin-belt casting apparatus is disclosed. The casting belt is made of aluminum alloy such as an alloy from the AA5XXX and AA6XXX systems, preferably having a thickness in the range of 1 to 2 mm. The aluminum casting belt ... | 06/03/2008 |
| 7353681 | Roll embossing of discrete features A cold rolling process for impressing a pattern on a surface of a sheet metal article involves passing the sheet article through a pair of rolls and engaging a patterning feature with isolated areas of a surface of the sheet article, at a localized pressure to plast... | 04/08/2008 |
| 7261216 | Reclosable metal beverage can A thin wall metal beverage can is described having a converging shoulder portion merging into a neck portion, the top edge of which is folded to form a flange providing an annular abutment and with a threaded sleeve sliding into the neck portion, the sleeve having a... | 08/28/2007 |
| 7250221 | Method of producing clad metal products A method of producing a clad metal ingot suitable for rolling to form a clad metal sheet, and the clad metal ingot so produced. The method involves providing a solid core ingot having an upper side with a rolling face thereon having cavities extending inwardly into ... | 07/31/2007 |
| 7073365 | Linear drive metal forming machine The invention relates to a method and apparatus for forming metal containers. The method involves introducing a knockout element (110) into the container body through the open end, providing a forming die shaped to reduce the diameter of the sidewall of the c... | 07/11/2006 |
