Bizarre Patents
Mouthguard made at least partially from an edible candy
A mouthguard includes a U-shaped upper bite plate which removably fits over upper teeth of a person, with the entire upper bite plate being made from a soft, deformable and edible gummi candy.
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| Number | Title | Issue Date |
| 8009717 | Process and equipment for the treatment of loads or residues of non-ferrous metals and their alloys Equipment for the treatment of loads or residues of non-ferrous metals and their alloys include a rotary furnace having a vessel with a sealed door. An electrode is introduced into the rotary furnace and is used to establish a free burning convective electric arc wi... | 08/30/2011 |
| 6980580 | Electrode arrangement as substitute bottom for an electrothermic slag smelting furnace The electrode arrangement uses vertically oriented electrodes with side wall contacts for an electrothermic smelting furnace for aluminum production. The side wall contacts are radially moveable into the furnace to compensate for wear on the contacts. The side wall ... | 12/27/2005 |
| 6549557 | AC arc furnace with auxiliary electromagnetic coil system for control of arc deflection An AC arc furnace has a plurality of electrodes arranged inside a furnace chamber enclosed by a shell. Each electrode is electrically connected to an electrode power source in series through corresponding auxiliary electromagnetic coils. The electromagnet... | 04/15/2003 |
| 5189682 | Method for increasing the efficiency of a direct current electric arc furnace The invention provides a direct current electric arc furnace which is composed of a feeding system of direct current to the furnace, a movable electrode at the roof of the furnace, and a bottom electrode attached to the bottom of the furnace at the positi... | 02/23/1993 |
| 5138629 | Direct current electric arc furnace The invention provides a direct current electric arc furnace which is composed of a feeding system of direct current to the furnace, a movable electrode at the roof of the furnace, and a bottom electrode attached to the bottom of the furnace at the positi... | 08/11/1992 |
| 4548670 | Silicon melting and evaporation method for high purity applications A high-purity method of forming a silicon melt utilizes a solid silicon body which is drilled to provide bores into which electrodes are inserted. The electrodes preferably are also of silicon and an electric arc-current is passed through the electrodes t... | 10/22/1985 |
