Bizarre Patents
Pizza Pie With Concentric Rings of Crust
A pizza mold for forming a plurality of concentric raised ridges of dough (i.e., crust) on the surface of a pizza pie.
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| Number | Title | Issue Date |
| 7204243 | Truing tool for truing a grinding worm A truing tool for truing an essentially cylindrical grinding worm that is arranged on the tool spindle of a machine suitable for the continuous generation grinding in the tangential- and diagonal process. The truing tool comprises an essentially cylindrical gear whe... | 04/17/2007 |
| 7097544 | Chemical mechanical polishing system having multiple polishing stations and providing relative linear polishing motion An apparatus and associated methods for polishing semiconductor wafers and other workpieces that includes polishing surfaces located at multiple polishing stations. Multiple wafer heads, preferably at least one greater in number than the number of polishing stations... | 08/29/2006 |
| 6923713 | Cylindrical grinder, and mechanism for producing relative movement between grinding wheel and workpiece in cylindrical grinder A cylindrical grinder includes a workpiece support section adapted to support a generally cylindrical workpiece and rotate the workpiece about a rotational axis, and a wheel head adapted to support and rotate a grinding wheel. The wheel head is moved relative to the... | 08/02/2005 |
| 6273784 | Surface treatment method and apparatus for support of lithographic plate There is provided at least one of a moving device for moving a graining brush in the width direction of aluminum web and a turning device for turning the graining brush so that the graining brush can be placed obliquely against a transporting direction of... | 08/14/2001 |
| 5938381 | Method and tool for creating a concave surface from a spectacle blank A method for creation of a surface from a rough blank for spectacles is which is suitable for both brittle-hard materials and for plastics uses makes use of a disk-shaped, rotation-symmetrical tool of relatively large diameter, by means of which the mater... | 08/17/1999 |
| 5895311 | Abrasive device that maintains normal line of contact with curved abrasive surface and method of using same An abrasive apparatus adopted to abrade a curved surface of workpiece includes: an abrading head including an abrading tip having a substantially spherical outer surface and a rotating shaft supporting the abrading tip, the abrading head being positioned ... | 04/20/1999 |
| 5136815 | Contacting mechanism for installation for ultrasonic dimensional treatment A contacting device for an installation for ultrasonic dimensional treatment of workpieces includes a frame having a base; a longitudinal carriage positioned on the frame; a transverse displacement carriage positioned on the base of the frame; an acoustic... | 08/11/1992 |
| 4914870 | Process for automatically smoothing and polishing slabs or marble, granite, stones and the like The method according to the present invention, permits to smooth and polish automatically and semicontinuously slabs of marble, granite and stones of every type while improving substantially the uniformity of smoothing and polishing of the surfaces being ... | 04/10/1990 |
| 4618297 | Method and apparatus for machining racks for steering gear A machine for cutting the teeth of a rack for a variable ratio rack and pinion steering gear employing a helical pinion having a plurality of identical teeth engaged with a rack having some tooth gaps of varying form and angular disposition to the rack ax... | 10/21/1986 |
| 4502253 | Surface treating and testing apparatus Apparatus for grinding and simultaneously testing steel billets or other parts to remove portions which contain defects. The defects are detected by a probe which engages the part at a point in proximity to the portion engaged by a grinding wheel. Prefera... | 03/05/1985 |
| 4490944 | Pressure-compensated hydraulic positioning system A conditioner grinder having a workpiece carried by a car that reciprocates adjacent a grinding wheel. The grinding wheel is supported for movement in a direction both normal to the surface to be ground and transversely across the surface to be ground. Mo... | 01/01/1985 |
| 4459783 | Workpiece weighing system for conditioning grinders A weighing system for a grinding machine which calculates the weight of material removed by the grinding machinery during a grinding procedure. Power signals from a watt meter indicate the power consumed by the motor driving the grinding wheel. The weight... | 07/17/1984 |
| 4248019 | Workpiece conditioning grinder control system An elongated metal workpiece such as a slab or billet is moved longitudinally beneath a grinding head by a reciprocating car mounted on an elongated track. The grinding head includes a rotating grinding wheel mounted at the end of a first arm which is piv... | 02/03/1981 |
| 4055918 | Grinding machine A grinding machine with a movable grinding stand on a rigid frame structure where the grinding stand is rotatable on a cross travel carriage and steps are taken to prevent vibrations caused by the drive motor of the grinding wheel be propagated to the gri... | 11/01/1977 |
