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| Number | Title | Issue Date |
| 8176633 | Method for the production of a fastening element for dry construction elements A method for the production of a fastening element for dry construction elements involving feeding a flat sheet metal material through a nip formed between a top roller having first teeth and a bottom roller having second teeth, in order to create depressions and el... | 05/15/2012 |
| 7392586 | Sheet feed shaft A sheet feed shaft is provided wherein mutually opposed spike-shape projections are formed throughout the whole surface of a metallic rod. A rotational angle of a metallic rod (1) is controlled to form a plurality of spike-shape portions whose bristled... | 07/01/2008 |
| 7370418 | Method of manufacturing a sheet feed roller Projections 4-formed on a circumferential surface of a roller portion of the sheet feed roller comprise straight grain projections whose projecting direction faces to the rotation direction of the roller portion, and reverse grain projections that are formed in a di... | 05/13/2008 |
| 7269328 | Brightness enhancement film having a light-guiding structure A brightness enhancement film having a light-guiding structure includes a substrate, which has a light-guiding layer and a plurality of light-refracting microstructures. The substrate has a light incident surface and a light emission surface opposite thereto. The li... | 09/11/2007 |
| 7269327 | Brightness enhancement film having a reinforcing structure A brightness enhancement film includes a light-refracting microstructure layer, a substrate and a reinforcing layer. The substrate has a first surface and a second surface opposite thereto. The light-refracting microstructure layer is arranged on the first surface o... | 09/11/2007 |
| 7159294 | Burr removal apparatus for laser beam machine The invention provides a burr removal apparatus for laser beam machine which removes burrs formed on the top surface of a workpiece. When, for example, pilot holes PH are produced in a workpiece W by a laser machining tool 60, molten particles scatter ... | 01/09/2007 |
| 7059051 | Fluted roll and method for the manufacture thereof A method of manufacturing fluted rolls, in particular for corrugating machines, comprises the steps of providing a fluted-roll blank which has a central longitudinal axis and a longitudinal direction that is parallel thereto and a surface; providing a grinding devic... | 06/13/2006 |
| 6866619 | Disintegrator roll with a coated accessory wire For an improvement of the coating of disintegrator rolls, an accessory wire in the area of a tooth base is coated with a reduced quantity of hard material granulate as compared to the coating on the tooth. With the proposed coating, the advantage is gained that a pr... | 03/15/2005 |
| 6581286 | Method of making tool to produce optical film An optical film having structures that vary in height along their length where the variations have a nominal period of less than forty times the nominal height of the structures is taught. In some embodiments of the invention the variation is random.... | 06/24/2003 |
| 6532661 | Sheet feed shaft, apparatus for manufacturing same and method for manufacturing same A sheet such as paper or a hard film can be fed accurately in an intended direction while positively holding the sheet merely by applying plastic processing to a peripheral surface of a metallic rod. A plurality of spike-like projections A, B risen at an obtus... | 03/18/2003 |
| 6423424 | Method of producing an opening cylinder The present invention relates to a method of producing an opening cylinder for an open-end spinning machine, comprising the step of applying to the surface of a body of the opening cylinder a spirally extending sawtooth wire. For simplifying such a method... | 07/23/2002 |
| 6289588 | Process for manufacturing a device for treating textile fibers The process serves to manufacture textile-processing devices such as card cylinders of ring-shaped configuration that comprise an all-steel wire clothing, or circular combs that are fitted with outward-facing saw-toothed wire sections. The wires (3) or th... | 09/18/2001 |
| 6065210 | Magnetotherapeutic back massager and method of making same A method for manufacturing a magnetotherapeutic back massager. A roller blank having a central cylindrical core circumscribed by a pair of spaced apart circular projections receives magnets in the circular projections to provide magnetic properties to the... | 05/23/2000 |
| 5867902 | Methods of fabricating inner roller and outer roller in internal-meshing planetary gear construction In fabricating an inner roller for use in an internal-meshing planetary gear construction, the outer periphery of an inner-roller blank 30c is chucked in the state in which depressive forces are equally exerted on the outer periphery in all the directions... | 02/09/1999 |
| 5621969 | Method of fabricating roller therapeutic appliance This invention relates to a roller therapeutic appliance and the method of fabricating it. This invention is a roller therapeutic appliance in which a pressure roller composed of elastic material is rotatably disposed in a center portion of an operational... | 04/22/1997 |
| 5351399 | Method for forming grooves in roll surfaces The present invention is a method for forming grooves in rolls which are suitable for working web-like materials, wherein a laser source directs a laser beam and an aligned conduit directs a pressurized gas jet onto the roll surface, the roll material thu... | 10/04/1994 |
