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6179285 |
Media transport assembly incorporating vacuum grooves to flatten sheet
A media transport system for transporting a media sheet in a marking device includes an entrance drive assembly, an exit drive assembly and a vacuum generator that applies a vacuum force to the...
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5840146 |
Method and compositions that render materials RF responsive
The coating of a RF active material on a non-RF active substrate material of typical thickness for packaging purposes, can generate sufficient thermal energy to effect strong bonding of the...
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5370465 |
Method and apparatus for printing traffic citations
A method and apparatus for printing traffic citations or the like. An impact printer is supplied which prints with a print head onto an approximately 3.25" wide paper strips and senses the movement...
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5240243 |
Hanging bin for uniformly stacking cut sheets at the output of a plotter
A suspendable or hanging sheet receiving bin for a printer or plotter which includes a front wall, a back wall, and a bottom wall, all joined together in a bar or wire grid network to define a...
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5238235 |
Sheet feeding apparatus
A sheet feeding apparatus includes a sheet containing device for supporting sheets, a sheet supply device for feeding out the sheet from the sheet containing device, and a path surface for...
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5235353 |
Compact ink jet recording apparatus with particular design for recording medium conveyance and support
A recording apparatus for effecting recording on a recording medium has a recording head for effecting recording on the recording medium, conveying rollers for conveying the recording medium, a...
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5229791 |
Image copying apparatus with selection between a simultaneously present rolled sheet conveyor and cut sheet conveyor where printing is performed on the inside or lower surface of the respective sheets
An image copying apparatus for copying an original by scanning a print head having a predetermined head print width a plurality of times in a main scanning direction and displacing an object to be...
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5226743 |
Method and apparatus for paper control in a printer
An apparatus for control of a sheet of paper in a printer mechanism includes a single motor drive mechanism, a frame, a platen, a roller assembly for advancing the sheet of paper over the platen,...
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5225853 |
Recording apparatus with conveyor cleaning mechanism
The present invention provides a recording apparatus comprising a conveyor for conveying a sheet while contacting therewith, a recording device for recording an image by discharging ink onto the...
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5225757 |
Methods for deriving and implementing motion profiles for drive systems
The present invention provides a stable, high performance system for driving one or more masses in precise incremental movements. More particularly, the present invention provides a method and...
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5225852 |
Recording material transport device and recording apparatus having the same
A transport device for use in a recording apparatus is disclosed. The transport device includes a conveyor belt having at least three layers. The upper layer of the belt is a conductive or...
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5222860 |
Floor space efficient printer with high load and unload capability
High speed printers with extended run capabilities are disclosed. A plurality of like containers are provided for carrying copy sheets to the printer and for receiving copy output from the printer....
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5223940 |
Image recording apparatus with control of cutter blades and retraction of recording medium web in response to detection of a cut sheet
An image recording apparatus for recording an image on a recording medium, includes an: image recording device for recording an image on a recording medium, a conveying device for conveying the...
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5221035 |
Printing medium feeding device of an image reproduction apparatus
A printing medium feeding device for an image reproduction apparatus has a feed roller driveable in forward and reverse directions. A pinch roller is rotatably supported by a pivotable arm and...
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5216442 |
Moving platen architecture for an ink jet printer
An ink jet printer includes a platen having a planar surface sized to hold a sheet upon which an image is to be printed flat on the planar surface. The platen is movably mounted for linear...
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5213427 |
Printer with sheet storage cassette
A printer includes a sheet storage cassette and a sheet separation device for storing and separating individual sheets prior to printing, as well as a sheet deposit device for receiving of the...
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5211390 |
Sheet feeding device
A sheet feeding device for feeding a sheet by a vibration wave includes a pair of rotatable rollers each having a rotary shaft orthogonal to the direction of conveyance of the sheet and...
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5205663 |
Capstan bodies in printer rollers
A printing mechanism such as a thermal printer includes an elastomer coated platen having a circumference smaller than the printing length of an image to be reproduced on a print medium. The platen...
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5203549 |
Collator with printer having inclined printing path and displaceable conveyor belts to expose printing surface
An improved apparatus is used to feed sheet material to a feed station of a collating conveyor. At the feed station of one embodiment of the invention, a first feed drum engages a leading edge...
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5193800 |
Apparatus for conveying paper in a printer
An apparatus for conveying paper in a printer adapted to convey cut-sheet and fan-fold paper bi-directionally in a paper path. The apparatus includes a pair of paper conveying rollers positioned...
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5193285 |
Mechanical shape sensor and data recorder
A mechanical shape sensor measures and provides a two-dimensional representation of the contour of a person's thighs and buttocks or the dorsal and lateral surfaces of a person's trunk for...
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5192141 |
Multi-dimensional media printer with media based registration and free edge printing
A printer 20 for imprinting data on a variety of multi-dimensional media 62 has media based registration and can accomplish free edge printing for printing data adjacent edges. The printer 20...
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5188351 |
Multi-size paper cassette having a sheet size indicator
A multi-size paper cassette for a printer, such as an electrophotographic or laser jet printer and having a cassette housing which is adapted to receive a back wall and paper receiving shelf in...
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5188270 |
Sheet conveyor having retractable pins held in a wheel for openings in a sheet
A sheet conveyor for conveying a sheet by engaging an engaging member with openings formed in a sheet and conveying the sheet by displacement of the engaging member. The conveyor includes a holding...
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5173596 |
Paper card reader/validator
A card reader and validator for use in wagering terminals includes a housing with a paper path. A paper drive surface of a drive wheel projects into the paper path. A platen assembly includes a...
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5171006 |
Sheet material feeding device
A sheet material feeding device includes a first conveying path for feeding sheet material, a second conveying path for feeding the sheet material and which joins the first conveying path, an...
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5172238 |
Image recording apparatus with selection between a simultaneously present rolled sheet conveyor and cut sheet conveyor where printing is performed on the inside of lower surface of the respective sheets
The recording apparatus includes a continuous rolled sheet supply and cutter and a stacked pre-cut sheet supply, both sheet supplies have a conveyor for feeding the respective sheet to a recording...
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5172138 |
Positioning apparatus for a movable member such as a sheet guide member
A positioning apparatus for positioning a reciprocally movable member, such as a guide member for a sheet of recording paper, between a reference position and a predetermined position. The...
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5170184 |
Recording apparatus with improved recording medium conveying device
The present invention provides an image recording apparatus, comprising a conveying rotary member for conveying a sheet by rotating while contacting the sheet, an image recording device disposed in...
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5170183 |
Recording medium discharge mechanism for printer
A recording medium discharge mechanism which discharges a recording medium (S) into a discharge tray (14) using a sheet discharge roller (69) and a sheet discharge biasing roller (72) that...
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5166707 |
Ink jet recording apparatus having easy-access recording medium conveyance route
An ink jet recording apparatus which records on a recording medium by discharging ink on a recording medium. The ink jet recording apparatus comprises an ink jet recording head which discharges ink...
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5163669 |
Paper feed mechanism having an adjustable restrainer
Letter quality addressing is possible at production speeds. A feeding and transport system positively feeds discrete media elements to be addressed (such as envelopes) past a number of print heads...
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5163674 |
Drive means for a recording medium having liquid images thereon
In the present invention, a drive means for use in a printer or copier is described which will transport a recording medium, such as paper, having liquid images on one surface thereof without...
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5152618 |
Pinch roller control in a printer
A printing mechanism such as a thermal printer includes a rotatable cylindrical platen having a circumference which is smaller than the printing length of a complete image to be reproduced on a...
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5149049 |
Support device for motor
In a support device for a direct drive electric motor found in apparatuses such as copy machines, printers, etc., employing the method of driving a driven shaft by an output shaft of the motor in...
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5147274 |
Document feeding dog-ear straightening system
An apparatus and method of straightening turned over (dog-eared) or curled edges of sheets of paper or the like, particularly, original documents being fed in a document feeder. In various sheet...
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5141344 |
Sheet feeding mechanism for printing apparatus
A sheet feeding mechanism for a printing apparatus capable of achieving accurate sheet feed performance free from slanted sheet feeding, dislocation between pages in printing on copy sheets,...
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5139337 |
Method and apparatus for the linear transport of materials in roll and sheet form
In a method and apparatus for linear transport of sheet and web material by piezotranslators, the longitudinal displacement is measured by an optical interferometer and the interferometer output is...
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5136307 |
Image recording apparatus having a rotary endless conveying belt
Image recording apparatus characterized by being equipped with the carriers to carry the recording sheet on which recording is made, recording heads, container to accommodate the recording heads,...
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5133611 |
Recording apparatus
There is disclosed a recording apparatus for image recording on a recording sheet, in which a releasing member is provided for releasing the recording head from the platen roller, and the sheet...
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5131770 |
Single slit disk for detecting amount of feed of sheet member
The present invention provides a detecting apparatus for detecting an amount of feed of a sheet member. Detecting apparatus comprises a feeding means for feeding a sheet member, a rotary member...
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5126764 |
Sheet transport unit for recording systems
In a sheet transport unit for recording systems which uses a pulse motor to feed a recording sheet quantitatively and intermittently, multiple different current apply intervals are specified within...
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5124728 |
Ink jet recording apparatus with vacuum platen
An ink jet recording apparatus composed of a print head of the on-demand type for ejecting an ink droplet according to print data and a platen having a flat section opposed to the head and...
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5121139 |
Compact ink jet printer having a drum drive mechanism
A compact ink jet printer is described utilizing a small drum for carrying a sheet of record medium during the printing operation. In one embodiment, the drum has an exterior surface with a high...
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5114134 |
Paper feed arrangement
An improved paper feed arrangement wherein a low vertical profile is attained through utilizing trained driven belts for picking paper from a hopper, and wherein picking reliability is enhanced...
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5112034 |
Sheet handling apparatus
The present invention relates to a sheet handling apparatus comprising a sheet processing means, a first and a sheet transport path and a second sheet transport path separated therefrom, transport...
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5105210 |
Ink jet recording apparatus expandable to accommodate variable sheet widths
A recording apparatus for effecting recording on a recording medium has a recording head for effecting recording on the recording medium, conveying rollers for conveying the recording medium, a...
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5102247 |
Sheet conveying device
This specification discloses a sheet conveying device for conveying a sheet which is applied to an image recording apparatus. More particularly, the specification discloses a sheet conveying device...
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5092690 |
Portable printer
A portable printer including paper feed apparatus for utilizing sheet, roll or continuous form paper. The paper feed apparatus having pin feed drive members and friction rollers for feeding all...
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5087141 |
Combination pinch roller and carriage guide for printer
A printer in which a single pinch roller serves the dual function of a pinch roller cooperating with the drive roller to feed paper to the printing zone, and a carriage guide to guide movement of...
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