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| Number | Title | Issue Date |
| 7347766 | Cutting method and cutting apparatus The invention provides a cutting method and a cutting apparatus that cuts without chipping a composite material consisting of laminated layers of crystal material and amorphous material, in which the amorphous material is cut with an ultrasonically vibrated cutting ... | 03/25/2008 |
| 7163442 | Method of making micro titer plates and micro titer plates made thereby The micro titer plates, especially for micro reaction systems used in biotechnology, each have an array of special microstructures, which typically include micro cups and micro channels with different cross-sections. These microstructures are introduced into a prefe... | 01/16/2007 |
| 7047859 | Optical recording medium-manufacturing apparatus An optical recording medium-manufacturing apparatus which is capable of reducing wear of a cut-forming blade section used for forming a cut in a resin layer, without increasing the component costs of the apparatus. An ultrasonic horn includes a hollow-cylindrical cu... | 05/23/2006 |
| 6755105 | Method and apparatus for cutting elastomeric materials and the article made by the method A method of an apparatus for cutting segments (10) to desired lengths from a strip (1) of elastomeric tire components having at least one cord reinforced component involves the step of impacting one cord (22) as the cut is being made and lifting... | 06/29/2004 |
| 6662529 | Ultrasonic method for dividing pastries and inserting dividers An apparatus and method for cutting separate portions of a food product and inserting dividers between adjacent portions, in which a cutting blade is ultrasonically energized during a first cutting movement, the blade is withdrawn while a divider sheet is... | 12/16/2003 |
| 6651538 | Microtome Disclosed is an apparatus for cutting a specimen with a blade that moves forward with oscillation. The apparatus is free from vertical wobbling of the blade even after a long period of use, so that the cutting is carried out without killing cells present ... | 11/25/2003 |
| 6619173 | Vibratory fiber chopper This fiber chopper overcomes the disadvantages of the previous cutting rollers for chopping continuous filaments. The apparatus includes a means for feeding continuous fibers to a vibrating cutting blade. The vibrating blades engage the continuous fiber a... | 09/16/2003 |
| 6530768 | Ultrasonic cutting system An ultrasonic cutting system including: an ultrasonic vibrating device having an operative face; a block horn having a responsive face connected to the operative face of the ultrasonic vibrating device and an operative face and being provided with at leas... | 03/11/2003 |
| 6431849 | Ultrasonic forming of confectionery products The invention provides for the manufacture of food products. In one preferred form, methods and apparatus are provided for cutting individual confectionery products from a slab or strip of product material into a product with a particular silhouette. In a... | 08/13/2002 |
| 6325127 | Ultrasonic sewing machine and bonding wheel assembly An ultrasonic seam welding apparatus for seam welding at least two sheetlike work pieces piled one above the other by imparting ultrasonic osculation is expressed through the ultrasonic binding and cutting quill assembly. The ultrasound seaming and cuttin... | 12/04/2001 |
| 6250188 | Ultrasonic vibration cutting method and apparatus An ultrasonic vibration cutting method comprising mounting and fixing a part to be cut on a mounting table, moving down an ultrasonic vibration rotation unit, stopping the downward movement of the ultrasonic vibration rotation unit when the cutting blade ... | 06/26/2001 |
| 6231330 | Ultrasonic forming of confectionery products The invention provides for the manufacture of food products. In one preferred form, methods and apparatus are provided for cutting individual confectionery products from a slab or strip of product material into a product with a particular silhouette. In a... | 05/15/2001 |
| 6196095 | Method and apparatus for cutting continuous paper web A continuous paper web is severed transversely in between the transportation cycles at the paper's maximum allowable rate of feed. The transverse cutter device has a stationary bottom blade 6 and a driven upper blade 5 fixed to or integral with a permanen... | 03/06/2001 |
| 6134999 | Trimming device for flat articles The present invention is related to a trimming station for sheet like articles comprising a first conveyor assembly (2) conveying sheet material (3) in a first orientation (4) having a first trimming section (16) with vibrating trimming elements (19, 20).... | 10/24/2000 |
| 6098514 | Ultrasonic vibration cutter A disk-shaped cutter extending in a direction perpendicular to the central axis of a resonator is detachably installed on the resonator which is molded substantially cylindrical with a fastening unit.... | 08/08/2000 |
| 6095023 | Methods of cutting and mounting soft parts and apparatuses for cutting and mounting soft parts Soft part cutting and mounting methods and soft part cutting and mounting apparatuses are capable of cutting and mounting without human intervention by using an automatic soft part apparatus. The apparatus which uses a sheet material continuously formed f... | 08/01/2000 |
| 6058823 | Ultrasonic cutting device The invention relates to an ultrasound cutting device comprising an ultrasound generator having a given natural frequency, coupled to a cutting tool. The cutting tool is a disk that is driven in rotation, and the ultrasound generator is coupled to a centr... | 05/09/2000 |
| 5944924 | Ultrasonic cutting apparatus and method An ultrasonic apparatus and method for cutting a non-planar workpiece. The apparatus includes an anvil having a non-planar surface for closely engaging an underside of the workpiece. An ultrasonic horn has a non-planar cutting surface closely receiving a ... | 08/31/1999 |
| 5934043 | Web cutting apparatus Transverse cuts are made in a web using a cutter/anvil combination which is subjected to high frequency vibration, preferable ultrasound. In one arrangement, particularly for cutting tea bag webs, a rotary cutter drum (4) cooperates with an ultrasonically... | 08/10/1999 |
| 5879494 | Method of aperturing thin sheet materials A method of forming apertures generally greater than about 0.05 square millimeters in a thin sheet material. The thin sheet material includes a first side and a second side at least one side of the thin sheet material is substantially coated with an adhes... | 03/09/1999 |
| 5862728 | Apparatus and method for cutting food products The cutting apparatus includes an ultrasound cutting element associated with a drive mechanism which enables the rate of advance of the cutting element through the product being cut to be varied selectively and locally. The preferred application is for cu... | 01/26/1999 |
| 5785806 | Ultrasonic cutting apparatus An ultrasonic apparatus and method for cutting a non-planar workpiece. The apparatus includes an anvil having a non-planar surface for closely engaging an underside of the workpiece. An ultrasonic horn has a non-planar cutting surface closely receiving a ... | 07/28/1998 |
| 5768970 | Ultrasonic cutting system An ultrasonically vibrating and mechanically reciprocating elongate cutting ember provided with individual ultrasonic transducers at opposite ends thereof, the transducers being each connected to amplitude amplifiers and to a common ultrasonic generator co... | 06/23/1998 |
| 5752423 | Ultrasonic cutting device An ultrasonic cutting device includes an ultrasonic vibrating device which, in operation, generates ultrasonic vibrations in a longitudinal direction. At least one solid horn, whose length is a multiple of half-wavelengths, is connected to and extends awa... | 05/19/1998 |
| 5735984 | Method of aperturing thin sheet materials A method of forming apertures generally greater than about 0.05 square millimeters in a thin sheet material. The thin sheet material includes a first side and a second side at least one side of the thin sheet material is substantially coated with an adhes... | 04/07/1998 |
| 5707470 | Rotary ultrasonic apparatus and methods This invention pertains to methods for processing workpieces, including effecting changes in the workpieces by applying ultrasonic energy to the workpieces using novel apparatus and steps for applying the ultrasonic energy to the workpieces. Specifically,... | 01/13/1998 |
| 5499564 | Method and apparatus for forming a spread An apparatus for forming a spread of generally thin, pliable material from a roll thereof onto a table includes a cradle for holding the roll of the material which is selectively operable to rotate the roll of material for feeding a web of material genera... | 03/19/1996 |
| 5437215 | Ultrasonic cutting device An ultrasonic cutting device includes a transducer, an ultrasonic horn and a cutting blade. The transducer generates ultrasonic vibrations in a direction having a longitudinal axis, and the ultrasonic horn has a nodal point and at least three projections ... | 08/01/1995 |
| 5301587 | Method and cutting assembly for manufacturing three-dimensional shaped pieces from a pre-fabricated block of a material having large pores Method of cutting a three-dimensional shaped piece of a material having large pores out of a block by trimming the block with adjacent cuts of a predetermined width guided along planes extending tangentially to the surface of the shaped piece whereby scra... | 04/12/1994 |
| 5195410 | Cutting brittle materials A method of cutting a brittle workpiece comprises applying to the surface of the workpiece a pointed tool, applying high frequency vibrations in a longitudinal direction to the tool, and moving the tool along a line to be cut of the workpiece while applyi... | 03/23/1993 |
| 5177902 | Ultrasonic grinder system for ceramic filter and trimming method therefor An ultrasonic grinder system for a ceramic filter is disclosed. A metallic layer on the ceramic filter is trimmed by a cutting blade which is vibrated at an ultrasonic frequency. Further, the vibration is fed back to a microcomputer via a sensor and the m... | 01/12/1993 |
| 5168787 | Apparatus for trimming three-dimensional workpieces An apparatus for trimming three-dimensional workpieces made, e.g., of plastic comprises a bottom platen for supporting the workpieces and a cutter, which is movable relative to the bottom platen along a line of cut. To permit an automatic trimming by mean... | 12/08/1992 |
| 5163865 | Method and apparatus for processing fish fillets and other food items into predetermined portions Disclosed is an apparatus and method for cutting or marking fish fillets and other foodstuffs of varying cross-section into portions of predetermined size by conveying each product through a volume scanning unit, computing correct cut locations, and then ... | 11/17/1992 |
| 5163008 | Method and apparatus for advancing sheet material for the cutting of successive segments thereof In a method and apparatus for cutting either a single sheet or a lay-up of sheets of material to derive pattern pieces or the like from the material, the material is cut segment-by-segment by bringing a fresh segment to a cutting station after a preceding... | 11/10/1992 |
| 5134911 | Method for the interrupted cutting of a line in sheet material In the case of the cutting of a line in a quantity of sheet type work material where the cutting is interrupted before the line is completely cut, with the cutting tool being removed from the material at the point of interruption and later brought back in... | 08/04/1992 |
| 5100270 | Apparatus and method for cutting mat board The present invention relates to a method and apparatus for cutting mat board, and more specifically for cutting apertures including non-linear boundaries in mat board. The preferred embodiment of the apparatus of the present invention includes an automat... | 03/31/1992 |
| 5089971 | Method and apparatus for cutting parts from hides or similar irregular pieces of sheet material In a method and apparatus for cutting parts from hides from different shapes and sizes a digitizer and a cutter are provided which make it possible to digitize a hide at one time on the digitizer and to then cut it at a later time on the cutter with the h... | 02/18/1992 |
| 5064130 | Cutting plant for cutting blanks out of a starting strip A cutting plant for cutting blanks out of a starting strip comprises a cutting deck, which has a top surface to which a vacuum is applied, a cutting carriage, which is movable over the top surface and is provided with a cutting tool that is adjustable to ... | 11/12/1991 |
| 5042338 | Method and apparatus for cutting slit notches in pattern pieces cut from sheet material In a method and apparatus for cutting a slit notch in a pattern piece during the cutting of the pattern piece from work material consisting of a single sheet or a lay-up of sheets of sheet material the slit notch is cut when a notch point is reached by th... | 08/27/1991 |
| 5042339 | Method and apparatus for cutting successive segments of sheet material with cut continuation In a method and apparatus for cutting sheet material wherein the material is cut in bites or segments by bringing in stepwise fashion successive lengthwise segments to a cutting station incomplete cutting of a line or pattern piece when the line or patter... | 08/27/1991 |
