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| Number | Title | Issue Date |
| 7249546 | Die-shaping apparatus and process and product formed thereby A progressive die for shaping a consecutive series of discs from a strip of relatively stiff material, comprising a series of adjacent die stations including a slot cutting station, a plurality of intermediate stations, and a cut off station, the slot cutting statio... | 07/31/2007 |
| 7086317 | Method for manufacturing linear motor lamination For manufacturing a straight strip lamination, a die is provided having at least a main slot punch and a part feature punch. The strip is fed into the die station with a constant slot step distance progression with the slot punch activated to create a plurality of s... | 08/08/2006 |
| 6979153 | Deep-grooving insert having stepped cutting edge A deep-grooving chip-forming cutting insert includes a rear mounting portion, a front cutting portion, and a pair of side walls, each side wall extending along the front and rear portions. The front cutting portion includes a front end surface, a top surface, and a ... | 12/27/2005 |
| 6941848 | Procedure for the production of a bar notch A bar notch (3) in the side of a side member (1) and a shaping cut (4) at the end of a cross member (2) for the bar jointing of a side member (1) with a member (2) in workpieces of wood, plastics or MDF—medium density fibe... | 09/13/2005 |
| 6912941 | Steel rule die with removable cutting units A steel rule die for cutting cloth and synthetic materials. The cutting die includes a primary substrate and a plurality of cutting units that are removably attachable to the substrate in such a manner that they are easy to adjust, remove and replace. The cutting un... | 07/05/2005 |
| 6810779 | Critical area preprocessing of numeric control data for cutting sheet material A method and system of cutting parts from sheet material is disclosed. The system identifies critical segments of the cutting path where cutting difficulties may arise and modifies the data that guide the cutting tool for more accurate cutting through the critical s... | 11/02/2004 |
| 6360638 | Controlled cutting of multiple webs to produce roofing shingles In a method of cutting roofing shingles, multiple webs of roofing material are moved to a cutter. The webs are positioned in stacked relationship prior to the cutter. The webs have distinct portions such as tabs. The locations of the distinct portions of ... | 03/26/2002 |
| 6004421 | Printing and assembling large posters A method of producing sub-images for use in forming a larger image from a series of the sub-images. The method includes printing each of the sub-images of the series of sub-images and a portion of the larger image surrounding the sub-image on a separate s... | 12/21/1999 |
| 5946994 | Void fill material and process for manufacturing same Void fill material is used to cushion and protect packages during transport and delivery. A void fill material is shown, as well as a process for manufacturing same.... | 09/07/1999 |
| 5411622 | Method and apparatus for retaping electronic parts Electronic parts that have axially extending leads are separated from a first strip on which they are supplied for being rearranged and retaped to provide a second strip for supply to an automatic assembly machine. The parts are separated from the first s... | 05/02/1995 |
| 5115703 | Method of cutting strips for wound core When a material having two straight lines is cut into a plurality of series of strips along a plurality of predetermined curves, one series of strips is in direct contact with another adjacent series of strips.... | 05/26/1992 |
| 4993290 | Method of stamping rotor and stator laminations A rotor assembly for an electric motor includes a plurality of laminations disposed in a stack, a tension rod extending axially through the rotor lamination stack, and end clamps disposed at each end of the rotor lamination stack and secured to the tensio... | 02/19/1991 |
| 4970923 | Shaping die A die for use in a punch-press operation has a constant shear angle throughout the entire cutting edge and the surface profile of the die is convex to draw the workpiece away from the cutting edge of the die as the workpiece is being punched out.... | 11/20/1990 |
| 4932932 | Method of and apparatus for cutting blanks from an elastic paper A method of cutting blanks from an elastic paper comprises the following steps: removing a single elastic paper web of indefinite length from a mother roll; longitudinally cutting the single web, as it runs off the mother roll, into a plurality of paper p... | 06/12/1990 |
| 4894958 | Apparatus for scraping off burrs at resin outer layer of a golf ball An apparatus for scraping off burrs at resin outer layer of a golf ball. According to this method and apparatus, even if some errors exist in the diameter of golf balls of resin outer layer, only burrs can be scraped off automatically at high efficiency, ... | 01/23/1990 |
| 4884328 | Process for making decorative item from aluminum cans A kit for making a decorative item from an aluminum can and the process of using the kit. The kit has a can-holding member which has a pair of arms, at least one of which has a guide bar which abuts the surface of the can. A knife is drawn along the guide... | 12/05/1989 |
| 4882832 | Method of manufacturing electric motor stator structure A method for manufacturing electric motor stator cores including forming and separating stator core laminations from a sheet of preselected material having a pattern including dovetailing and abutting rows of abutting circles with integral tab portions, e... | 11/28/1989 |
| 4819529 | Method of cutting out sheet or plate material A method, and in particular an automatic method, of cutting parts out from sheet or plate material, the method comprising the steps of: placing templates (1, 2) having the shapes and sizes of the said parts upon said sheet or plate of material; recognizin... | 04/11/1989 |
| 4790225 | Dispenser of discrete cable ties provided on a continuous ribbon of cable ties An automatic cable tie installation tool for applying discrete cable ties around bundles of wires or the like where the cable ties are provided to the tool on a continuous ribbon. The automatic tool including a dispenser mechanism that accepts the ribbon ... | 12/13/1988 |
| 4779387 | Method and apparatus for automatically buffing a golf ball An automatic buffing machine and method for automatically buffing a golf ball are disclosed. The golf ball is oriented such that the flash ring is in a predetermined plane and then the flash ring is removed. The golf ball matrix is preferably utilized to ... | 10/25/1988 |
| 4711019 | Method of making core laminations, and punch die for carrying out the method In a method for making U-shaped core laminations and T-shaped magnetic circuit closing elements fitting in between the legs thereof, in a choke, ballast or transformer, in particular for use as an accessory element in gas discharge lamps, two mutually off... | 12/08/1987 |
| 4673452 | Method of making foam mattress A process in the manufacture of a mattress for a mattress unit including forming a pattern simultaneously within a surface of each of two bodies of a foamed plastic material in side-by-side juxtaposed position. The surface of each body is cut to present a... | 06/16/1987 |
| 4554635 | Method and apparatus for marking or cutting laminar patterns or forms The present invention relates to a method and apparatus for creating, laying out and cutting patterns on laminar sheet material having particular application to air handling ducting which permits the fully automated creation of the patterns required to su... | 11/19/1985 |
| 4469500 | Method of cleaving a crystal to produce a high optical quality corner A high optical quality corner is produced on a cleaved crystal which may include a stripe or surface optical waveguide by making a fracture initiation mark along only a portion of the surface intercept of the desired cleavage plane with a first of two maj... | 09/04/1984 |
| 4280426 | Method of manufacturing wheel discs A wheel disc and method of manufacture wherein disc blanks are punched from a continuous length of strip material in an enchelonned nested pattern so as to minimize stock scrap and wastage. The disc blanks are substantially flat and have a peripheral edge... | 07/28/1981 |
| 4265104 | Method and device for cutting a metal strip simultaneously into at least three continuous comb-shaped components In a method for simultaneously cutting three continuous double-comb components from a metal strip the strip is moved forward stepwise. At each stop, a row of notches is made along each edge to form teeth and a row of crosses is removed from its central pa... | 05/05/1981 |
| 4210041 | Method for cutting a plurality of identical, irregular, non-polygonal pieces from material with minimum waste A plurality of identical, irregular, non-polygonal pieces, such as motorcycle silhouette games pieces, are cut from flat stock of predetermined width and indefinite length with minimum waste of the stock, by laying out a gang cutter "pattern", "marker" or... | 07/01/1980 |
| 4179808 | Cutting guide tool for fabrication of air duct transitions and method of its use Tool guide for a knife-edged hand tool for use in the fabrication of an air duct transition from a sheet of fibrous material, said sheet having transversely extending folding grooves therein, for cutting from said panel a wedge-shaped piece of material of... | 12/25/1979 |
| 3983621 | Methods of making fractional horsepower motors One disclosed method involves punching winding leg and yoke laminations from a strip, subsequently forming a core yoke section, and forming a core winding leg (or coil core). Thereafter, an excitation coil is supported on the coil core, and the coil core ... | 10/05/1976 |
