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 |
| 4628171 | Mechanical feed EDM machine for making threaded and nonthreaded bores An electrical discharge machining device that is used for both rotational EDM, such as tapping, and the like, and for conventional or non-rotational EDM applications. The device includes a base support to which a carriage is slidably mounted, with a motor... | 12/09/1986 |
| 4357846 | Reamer for hollow shafts The present invention relates to a reamer for hollow shafts of turbines. Particularly the invention relates to a reamer for hollow shafts, and comprises a casing provided with self-centering means for insertion into the shaft bore, a motor slidable axiall... | 11/09/1982 |
| 4306464 | Multi-directional mechanical positioning apparatus A low cost multi-directional movement cam controlled mechanical positioning apparatus is described for automatically tracing out the path of movement for the working head of a machine tool or the like. The apparatus may be embodied in a single machine pro... | 12/22/1981 |
| 4175471 | Cutting apparatus and vertical drive mechanism therefor A cutting apparatus with a vertical drive mechanism for in place machining f a valve seat which may include an annular turntable adapted to be rotatably mounted on the valve above the valve seat. A feed shaft is mounted through the turntable so as to be ro... | 11/27/1979 |
| 4066380 | Combined boring and threading tool The invention relates to a threading tool for internal threads with a cutter holder which is displaceably mounted on a cutter holder carrier shaft co-axial to the main axis of the rotatable tool which coincides with the thread axis during the cutting proc... | 01/03/1978 |
| 4043700 | X-Y control for radial arm and headstock of a radial drilling machine This invention comprises a control for moving a headstock longitudinally on a radial arm of a radial drilling machine and for moving the radial arm angularly about the axis of rotation, by moving the headstock a predetermined distance along an X--X axis a... | 08/23/1977 |
