Bizarre Patents
An armor with rollers is provided that enables a user to move in all positions by rolling on a hard and smooth surface while constantly varying his bearing points on the ground.
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| Number | Title | Issue Date |
| 6901670 | Scribing head, and scribing apparatus and scribing method using the scribing head A scribing head 1 of this invention raises and lowers a scribing cutter by rotation of a servomotor 3. As a scribe pressure, a rotational torque of the servomotor 3 is transmitted to the scribing cutter. To form a scribe line across another scri... | 06/07/2005 |
| 4687390 | Engraving apparatus having improved bearing and pattern Apparatus for scribe engraving a workpiece with a miniature representation of a two-dimensional pattern in response to movement of a stylus following the pattern includes a spherically rotatable member having a frusto-spherical surface rotatably retained ... | 08/18/1987 |
| 4591304 | Engraving apparatus Apparatus for scribe engraving a workpiece with a two dimensional miniature representation of a pattern followed by a stylus includes a stylus moveable within a two dimensional pattern, a base supporting the pattern, a sleeve receiving the stylus and exte... | 05/27/1986 |
| 4406567 | Apparatus for engraving indicia on small objects Apparatus for engraving has a work piece support adjacent to scribing means for engraving inidicia on the work piece. A stylus moves a pivotal support to which scribing means is attached. Front-writing is achieved by positioning the scribing means above t... | 09/27/1983 |
| 4166319 | Illuminated engraving machine Engraving apparatus for engraving the inner periphery of a circular object such as a ring or band is provided with a tool holder which supports the engraving tool. A fiber optic bundle is supported by the tool holder and has one end exposed adjacent the e... | 09/04/1979 |
| 4146966 | Engraving machine for rings and bangle bracelets An engraving machine for rings and bangle bracelets is disclosed. The machine is of the type that utilizes a circular pattern carrier rotatably carried on the base of the machine. The patterns, which are carried on the periphery of the carrier, are transf... | 04/03/1979 |
| 4136453 | Engraving machine An engraving machine is disclosed for engraving articles in a manner which automatically causes relative rotation between an engraving tool and the article support means as a function of the width of a digit (letter of alphabet or numeral) to be engraved ... | 01/30/1979 |
