Bizarre Patents
Combination Beverage Container and Spittoon
A combination beverage container and spittoon includes a bottom portion including outer wall and a first inner wall defining a spittoon space.
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| Number | Title | Issue Date |
| 7329173 | Tool grinding machine A grinding machine, which includes a grinding wheel rotatable by a motor, a first slide movable in X-axis direction, a second slide supported on the first slide and movable in Y-direction, a bracket supported on the second slide and turnable about Y-axis, a tool hol... | 02/12/2008 |
| 7303461 | Method of machining airfoils by disc tools A method for machining a rotor having a disc and a plurality of integral airfoils projecting outwardly from the disc, according to one aspect of the invention, comprises a step of machining each airfoil with a disc tool having a grinding periphery thereof adapted fo... | 12/04/2007 |
| 7125316 | Method and device for producing molds for toothed belts The invention relates to a method and to a device for producing molds for toothed belts. A grinding wheel (9) that has a profiled periphery is used instead of a milling cutter to provide the circumference of a roller-shaped blank (4) with the matrix of... | 10/24/2006 |
| 6942551 | Method for forming a cutting edge along an edge portion of a blade stock A method for forming a cutting edge along an edge portion of a blade stock, wherein the method includes moving the blade stock with respect to a first cutting element rotating about a first rotational axis, the first rotational axis forming one of an acute angle and... | 09/13/2005 |
| 6914086 | Crosslinkable UV absorbing agent for UV absorbing lens A crosslinkable UV absorbing agent prepared by the following steps: (1) preparing a mixture of reactants comprising a UV absorbing compound (A) with multiple pendant hydroxyl groups and an unsaturated monoglycidyl compound (B) with both reactive glycidyl and vinyl g... | 07/05/2005 |
| 5868602 | Method and device for resharpening knives used in size-reduction machines, especially in wood flaking machines The invention is based on the method for the resharpening of knives used in size-reduction machines described in U.S. Pat. No. 5,525,094 in which the knives remain installed in a rotatable knife carrier. With this invention the process has been further de... | 02/09/1999 |
| 5683290 | Apparatus for forming a convex tip on a workpiece A method and an apparatus for forming a hemispherical convex mirror surface on the end of a ferrule or optical fiber connector efficiently and accurately. The apparatus has a grinding wheel having a concave work surface, a tool for correcting the shape of... | 11/04/1997 |
| 5674110 | Machine and a process for sizing and squaring slabs of materials such as a glass, stone and marble, ceramic tile and the like The machine comprises at least one workpiece-bearing device is provided, upon which a tile or a stack thereof can be placed and blocked. The workpiece-bearing device is revolvable and can be positioned at any angle about a fixed axis. At least one drive h... | 10/07/1997 |
| 4940038 | Tile and marble cutting saw apparatus and method A marble and tile cutting apparatus and method wherein the apparatus comprises a support, a tray on the support moving between a cutting and a non-cutting position, the motor mounted on the support and rotary cutting blade driven by the motor to cut marbl... | 07/10/1990 |
| 4841679 | Method and apparatus for manufacturing cam elements Cam elements (1), which are to be secured to a shaft to make a built-up cam shaft assembly, have their peripheries ground to the required shape by being supported in alignment with one another and ground by at least one pass of a contoured grinding wheel ... | 06/27/1989 |
| 4597226 | Apparatus for sharpening end mills Apparatus for sharpening the face cutting edges of an end mill is comprised of a rotatable abrasive wheel and three platforms adapted to provide accurate positioning in a vertical and two lateral directions. The third platform, which is uppermost and tilt... | 07/01/1986 |
| 4524544 | Machine for backing-off and/or grinding drifting spindles provided with teeth The machine comprises a sliding table (4) and a support (5,6) mounted on a transverse slide (1). The grinding spindle (7) is mounted on the support (5,6) by way of slide (14) which can be oriented by the slide (14) whereof the sliding plane of the slide i... | 06/25/1985 |
| 4514935 | Scanning device for a machine for the automatic sharpening of broaching or reaming tools A scanning device for a machine for the automatic sharpening of broaching or reaming tools has a horizontal slide for receiving a tool to be sharpened and a vertical slide having at least one grinding spindle. A scanning finger which can be moved approxim... | 05/07/1985 |
| 4501092 | Automatic grinding The invention is concerned with performing grinding operations on a workpiece at predetermined locations along its length and is described in connection with a machine for sharpening broaches in which a broach to be sharpened is mounted on a fixed bed, th... | 02/26/1985 |
| 4476654 | Spline gear reciprocating lapping machie An apparatus is presented which will automatically lap involute and strai internal or external gear splines. Lapping force is applied alternatively to the left and right side of each tooth flank. Automatic indexing to new radial positions about the circu... | 10/16/1984 |
| 4267669 | Method and apparatus for grinding small cutting blades Disclosed herein is a method and apparatus for clamping and grinding cutting blades having an arcuate shank portion. The cutting blades are held in clamps having one fixed and one movable jaw, with the fixed jaw having a curved surface which interfits wit... | 05/19/1981 |
| 4182083 | Grinding wheel feed programmer A mechanism for programming the number of increments of feed of a grinding wheel into a workpiece and the extent of the feed of each increment. The mechanism has a cam and a follower operably associated with a grinding wheel to feed the wheel toward a wor... | 01/08/1980 |
| 4150479 | Method of making magnetic head cores with cant angles A method for batch fabricating magnetic heads with a desired cant angle in the transducing surface of the magnetic core. The cant angle reduces the "Minor Bit" phenomenon. The two parts of the core which require the cant angle are mounted on a fixture so ... | 04/24/1979 |
| 4134235 | One chuck grinding apparatus for end milling cutters and the like Apparatus for manually sharpening the bottom, radially divergent, flute ends or cutting edges of an end milling cutter (hereinafter referred to as an "end mill") which apparatus includes: a stationary, beveled disc-type or plain grinding wheel mounted for... | 01/16/1979 |
