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...Chester Carlson was a patent agent who tired of having to make multiple copies of patent applications using the only duplication method available at the time: carbon paper. In 1959 he came up with a new copying system and took it to IBM for evaluation. The "experts" at IBM determined potential sales to be only 5,000 units because people wouldn't want to use a bulky machine when they had carbon paper. Carlson's invention was the xerography process, the company founded on the system is Xerox.

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Class 83/880 - Processes


Subclass of Class 83 - Cutting
Definition: Method of scoring.
No. of patents: 142
Last issue date: 05/08/2012


1        
NumberTitleIssue Date
8171836Pre-weakened skin seam for an air bag deployment cover
An outer cover layer, for a panel that defines a rupturable deployment door of an air bag deployment system in an automotive vehicle, is formed with an invisible pre-weakened tear seam prior to being overlaid onto the panel. The outer cover layer material is pre-wea...
05/08/2012
7975588Scribing method, a cutter wheel, a scribing apparatus using the cutter wheel, and an apparatus for producing the cutter wheel
In a glass cutter wheel where a blade edge is formed on a disk-shaped wheel, grooves having a predetermined shape are formed at a predetermined pitch in a 1/4 or smaller or 3/4 or smaller blade edge line portion of the entire perimeter of the blade edge. The ratio o...
07/12/2011
7938051Apparatus and methods for cutting electronic displays during resizing
Apparatus and methods for resizing electronic displays are provided. The display includes a front plate, a back plate, a perimeter seal spacing the front and back plates apart, image-generating medium contained in an area between the plates, and polarizing layers an...
05/10/2011
7415916Scribing system with particle remover
Particle removal structure is employed with a scribing tool to remove particles from the surface of a semiconductor wafer being scribed and transport the particles to another location. ...
08/26/2008
7392732Scribing tool and method
A scribing tool for use in semiconductor scribing apparatus includes a rotatable semiconductor wafer scribing wheel engageable with the semiconductor wafer to form a scribe line when the tool exerts pressure on the semiconductor wafer and the scribing wheel rotates....
07/01/2008
7370418Method 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
7370562Method for controlling slitter-scorer apparatus
A method for controlling a slitter-scorer apparatus in which a feed line for a paperboard sheet does not need to be stopped when order specification of cutting or scoring for the paperboard sheet has been changed, thereby reducing a setup time, is proposed. The meth...
05/13/2008
7359764On-line/off-line scoring bridge
A scoring bridge includes a plurality of moveable mounted carriages. The carriages each have a rotor, and the bridge has a linear stator to move the carriages. The position of a carriage designated as a reference carriage is recorded as it moves past a motion detect...
04/15/2008
7354211Perforation forming mechanism for use in an imaging apparatus
An apparatus for perforating a sheet of print media having a front side and a back side includes a printhead carriage for carrying a printhead. A perforator carriage carries a perforation forming mechanism. An isolation damper having elastic, vibration absorbing, ch...
04/08/2008
7335412Pile weatherstripping dust plugs
Block seals of pile weatherstripping (6), which may be inserted in doorjambs or window sash and are sometimes called dust plugs (15), are provided by hinged segments (16-21) of a continuous length of pile weatherstripping folded against e...
02/26/2008
7291059Process and apparatus for cutting sheet glass
A process for cutting a sheet glass includes a first step of forming a groove conformed to a cutting shape in one surface of a sheet glass by a water jet, and a second step of forming a groove in the other surface of the sheet glass by a water jet to reach the groov...
11/06/2007
7284462Flexible die and method for its manufacture
To obtain a push-cutting blade 2, a flexible base 1 and a projection (trapezoid-section projection 21) protruding from this base are formed by etching. Then, a lateral surface or surfaces of the projection 21 is cut into a vertical projec...
10/23/2007
7258049Method of operating a flying shear
A method of operating a flying shear for cutting a rolled strip, which includes at least one drum provided with a blade, includes synchronizing a peripheral speed of the blade with a feed rate of the rolled strip, and cutting the rolled strip by effecting a partial ...
08/21/2007
7258051Arrangement for cutting an optical fibre
An arrangement for cutting an optical fibre comprises a fibre cutter for cutting the fibre. A motor is provided to operate the cutter. To start a cutting movement, the motor is controlled by a control unit in response to a start signal. The start signal is generated...
08/21/2007
7255253Method and equipment to divide glass plates into cut pieces
A method of dividing glass plates for the purpose of reducing the required space in an interim buffer (80) reducing the transit times of different kinds of glasses, comprises generating a sequence of sub-plates (T) from the glass plates (P) stored in a blank ...
08/14/2007
7243585Rotary cutter and method for manufacturing fibrous product using the same
Disclosed is a rotary cutter including a first roll and a second roll. With contact peripheries of the first roll being pressed against contact peripheries of the second roll, the first roll and the second roll are driven to rotate in synchronism with each other so ...
07/17/2007
7207250Process and device for moving and positioning sheets of glass
In a system for cutting glass sheets into shapes there is at least one cutting site (A, B). In order to align the glass sheet which is to be cut or the glass sheet shape into a defined position, on the edge of the tables I and II there are contact edges (21, 44, ...
04/24/2007
7204654Perforation forming mechanism for use in an imaging apparatus
An apparatus for perforating a sheet of media includes a perforation forming mechanism including at least one perforation device. The perforation forming mechanism is configured to drive the perforation device through the sheet of media to extend through the sheet o...
04/17/2007
7192503Method of manufacturing electro-optical device, method of dividing a plurality of substrates, electro-optical device substrate, and electro-optical device
To realize a method of manufacturing an electro-optical device, which is capable of completely dividing a plurality of substrates used for the electro-optical device along division lines, in a method of manufacturing the electro-optical device, two or more substrate...
03/20/2007
7183007Dicing adhesive sheet and dicing method
A dicing adhesive sheet having a base film and an adhesive layer formed on the base film is characterized in that the thickness of the adhesive layer ranges from 1 to 10 μm and the adhesive layer has an sticking temperature such that the adhesion measured when 180Â...
02/27/2007
7182007Method for dynamically aligning substrates bearing printed reference marks and codes for automated cutting or scoring, and substrates so cut or scored
A substrate to be cut and/or scored is pre-printed with graphics, at least first and second registration marks, and optional encoded-to-print instructions, bar-encoded data, as well as ordinary graphics. The registration marks are sensed as the substrate is automati...
02/27/2007
7178435Glass substrate and display apparatus
Glass substrates for display apparatuses of the related art which is cut from the mother glass have different glass size from each other in accordance with demand of respective display apparatus manufacturing company or factory. Therefore, it is not always effective...
02/20/2007
7175731Method of manufacturing sheets being able to tear off
The present invention relates to a method of manufacturing tearable sheets, wherewith each sheet obtains a perfectly smooth tear edge when torn-off. The method comprises the steps of: punching each sheet transversely of the fibers of said sheet from a first side of ...
02/13/2007
7175578Rotary die cutter with rectilinear split die cylinder translation
A rotary die cutter having an anvil cylinder that is operable alternately with one of a pair of die cylinders includes a vertical support and rectilinear translation arrangement that permits selective repositioning of each of the die cylinders between an operative p...
02/13/2007
7175039Composite closure
A composite closure includes a band and an insert disk. A contact surface urges downwardly against the disk even while the band moves longitudinally relative to the disk or container. The closure has a fully tightened position in which the band's ring contacts the d...
02/13/2007
7168364Method and apparatus for marking workpieces
A method and an apparatus are provided for marking a sheet-shaped workpiece using a marking tool. The marking tool is mounted in a punch holder of a punch press and a counter-support is fixed in place on a side opposite of a marking surface of the workpiece to be ma...
01/30/2007
7153203Apparatus and method for portioning using automatic workpiece conveyance speed control
A portioning apparatus (10) includes a powered conveyor (12) for carrying workpieces (WP) past a scanning station (14) and past a cutting station (20). Information from the scanning station pertaining to physical parameters of the workpie...
12/26/2006
7144469Method of forming a printable media sheet construction
A method of forming a printable media sheet construction, including: (a) cutting cross-direction lines through a cardstock web; (b) after step (a), laminating a plurality of strips to the web; and (c) after step (b), cutting machine-direction lines through the web a...
12/05/2006
7127975Rotary cutter and method for manufacturing fibrous product using the same
Disclosed is a rotary cutter including a first roll and a second roll. With contact peripheries of the first roll being pressed against contact peripheries of the second roll, the first roll and the second roll are driven to rotate in synchronism with each other so ...
10/31/2006
7077928Process for the manufacture of a label stock carrier
A process for the manufacture of a label stock carrier from a multi-layer structure having a carrier strip covered on its two faces by respective first and second adhesive films designed to be cut to form a first and second series of labels respectively. The second ...
07/18/2006
7073260Knife assembly
A knife assembly for use in a food cutting apparatus includes a compression ring adapted for threaded engagement with a base ring. The compression ring includes a threaded collar that tapers thinner towards its leading edge. The blade support ring tapers thinner tow...
07/11/2006
7066671Method for forming perforations in a sheet of media with a perforation system
A method for forming perforations in a sheet of media with a perforation system includes the steps of generating graphics data; defining a non-printed color to represent perforation locations; embedding the non-printed color in the graphics data for a current perfor...
06/27/2006
7059224Process for cutting through films in laminated glass
A blade is used to cut through a film between the panes of laminated glass in the area of a gap produced in the laminated glass the blade is provided on a holding device and can move along the gap. The holding device includes swiveling carrier on which there is a ho...
06/13/2006
7059232Method of forming bridges in tamper-indicating closures
A tamper indicating closure comprising a base wall and a peripheral skirt having an internal thread adapted to engage the threads of a container wherein a tamper indicating band is provided on the skirt by a plurality of circumferentially spaced bridges. The band in...
06/13/2006
7051632Magnetic rotary die
A rotary cutting die which is mountable on a metal cylinder. The rotary cutting die includes a rotary die plate having a concave, inner surface which is magnetically attractable and magnetically mountable on a metal cylinder. A cutting blade is mounted on a concave,...
05/30/2006
7028596Rotary cutting unit
A circular-cutter unit for equipment cutting flat lengths of material and sheet metal in a horizontal plane has upper and a lower circular blades both in planes perpendicular to the horizontal plane and in a longitudinal direction, carried by an upper and lower blad...
04/18/2006
6976415Method for manufacturing printed wiring substrates, metal plate for use in manufacturing printed wiring substrates, and multi-printed wiring-substrate panel
The invention provides a method for manufacturing printed wiring substrates which can manufacture printed wiring substrates each having resin dielectric layers of uniform thickness and excellent surface flatness while maintaining favorable cutting performance in a d...
12/20/2005
6932936Manufacturing method for double tube having a hole formed therein, and mold for implementation thereof
To provide manufacturing method for a double tube having a hole formed therein and a mold for implementing such method, which reduce the time required for manufacturing, do not leave shavings in the gap between the outer tube and the inner tube, and offer highly acc...
08/23/2005
6932259Brittle material breaking apparatus
A brittle material breaking apparatus using a lifting mechanism to lift/lower a carrier wherein the lifting mechanism is controlled to lift the carrier for holding the brittle material for breaking, and then to lower the carrier from the brittle material to a distan...
08/23/2005
6916550Method of manufacturing a metal matrix composite structure
A method for mechanically cutting a continuous circular shaped groove in a foil sheet for use in a metal matrix composite product. In one form the foil sheet is held adjacent a rotating machine tool by vacuum and a cutting tool is moved relative thereto to cut a spi...
07/12/2005
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