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8172968 |
Method and system for contacting of a flexible sheet and a substrate
The invention relates to a method for contacting a flexible sheet to a first element with improved lateral alignment. The method includes a step of measuring a first lateral misalignment after...
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8104762 |
Feeding device with feeding roller and transport rollers
A feeding device includes a feeding roller and a pair of transport rollers. The feeding roller picks up stacked recording medium and feeds the recording medium downstream direction. The pair of...
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8096405 |
Sheet feed assembly
A sheet feed assembly with a pair of rollers to feed sheets of media along a feed path. The roller pair has a drive roller and an idler roller. The drive roller is mounted between two bearings and...
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8091890 |
Medium feeding device and recording apparatus with separated reverse direction feed driving roller
A medium feeding device includes a feed roller pair, a transport roller, a medium guiding path section, and a controller. The feed roller pair includes a feed driving roller driven by power and a...
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8047528 |
Image forming apparatus
To provide an image forming apparatus that can highly accurately position and convey, even if an inter-sheet distance of sheets to be conveyed is reduced, the sheets from registration rollers to a...
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7913991 |
Printing apparatus and printing medium feeding method
To achieve a high-speed feeder, improvement of a rotational rate is required similarly in a feed motor and a conveyance motor, resulting in high costs. Moreover, in simultaneous control of paper...
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7900917 |
Recording medium conveyer capable of effectively conveying recording medium of various types
In a recording medium conveyer, a driver drives a feeding member and a conveying member provided downstream from the feeding member in a recording medium conveyance direction independently. A...
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7896340 |
Print media registration system and method
A system for registering print media includes a media tray configured to hold a plurality of sheets of print media, a pick assembly configured to pick a sheet of the print media from the media tray...
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7896337 |
Image forming apparatus and paper feeding method
An image forming apparatus includes an external gear to which a rotating force of a resist gear is transmitted, a ratchet for transmitting a rotating force from the external gear to a paper feed...
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7748695 |
Image forming apparatus
A common driving source transmits a drive force to a driving unit that drives a feeding unit and a conveying unit. The driving source is a motor that rotates in either of a normal direction and a...
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7641186 |
Sheet feeding/conveying method and sheet feeding/conveying apparatus
A sheet material feeding apparatus has a rotatable pressure plate for stacking sheet materials, a pickup roller for feeding the sheet material stacked on the pressure plate, a feed roller for...
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7594652 |
Separation system
Various methods and apparatus are disclosed separating sheets of media.
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7552918 |
Vertical justification system
A device and system for registering or justifying product such as mail pieces in a vertical position for future processing of such mail pieces. The system includes a mounting block having an angled...
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7403306 |
Image reading with high fit accuracy
An image reading apparatus includes a guide rod; a housing member having a guide part for abutting a document placed on a document table and positioning one side of the document on a table face of...
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7354038 |
Jam suppressing sheet feeding device and image forming apparatus
A sheet feeding apparatus includes a sheet tray, a pickup roller, a feed roller, a driving motor to drive the feed roller via a feed clutch, and a reverse roller connected to a reverse shaft driven...
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7172190 |
Paper feeding mechanism for an inkjet printer and method for using the same
A paper feeding mechanism for an inkjet printer having a rapid printing speed and which continuously supplies and discharges sheets of paper during alignment operations of the feed roller. The...
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6991227 |
Sheet feeder with stopper
A sheet feeding apparatus for a printing device includes a pickup roller and a feeding roller picking up sheets loaded on a tray and feeding the sheets into a sheet feeding path, respectively, a...
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6962332 |
Media conveying mechanism
A media conveying mechanism located in a media data recorder for conveying media mainly includes a driving motor to provide driving power needed. A first clutch to control the operation of a pickup...
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6811151 |
Paper feeding apparatus and driving method thereof for office machine
The invention is to provide a paper feeding apparatus and a driving method thereof for an office machine. The office machine includes a paper accommodating device and a paper processing apparatus....
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6788440 |
Sheet feeding device, sheet treating device and image reading apparatus using the same
In a sheet feeding device having a forwardly rotating conveying rotary member and a reversely rotating separating rotary member, and for separating and conveying sheets one by one by a sheet...
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6786480 |
Sheet conveying apparatus for image information processor
A paper sheet conveying apparatus and method for an image information processor in which a paper sheet with image information recorded thereon can be prevented from a skew carriage. The paper sheet...
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6682069 |
Sheet conveyor system
A conveyor system conveys sheets of different widths in a direction normal to the direction of width with an edge of each sheet held along a reference position. The conveyor system includes a drive...
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6655679 |
Input converger for hardcopy devices
Apparatus for advancing media through a hardcopy device includes a cylindrical guide wheel having a first radius mounted on a shaft having an axis transverse to a media feed path axis. A guide...
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6561505 |
Paper feeding apparatus
In order to provide a paper feeding apparatus which is miniaturized by inclining a conveying passage and can quickly feed a manuscript even if the manuscript is thick, there is provided a paper...
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6554512 |
Printer for printing deformable flat supports and its loader
A printer comprises a loader (2) for supports (1) to be printed, a printing device (9) and transfer elements delimiting a series of gripping regions (8) forming a transport path (8A) to lead...
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6485011 |
Paper feeding apparatus and driving method thereof for office machine
The invention is to provide a paper feeding apparatus and a driving method thereof for an office machine. The office machine includes a paper accommodating device and a paper processing apparatus....
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6298778 |
Sheet feeding device for a printer
A sheet feeding device for a printer, e.g., a stencil printer including an ink drum with a master wrapped therearound and a press drum one of which is pressed against the other during printing is...
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6296244 |
Method and apparatus for guiding media
A media guiding apparatus and related method for reliably directing a media sheet from a media tray to a transport nip are provided. In one embodiment the media guiding apparatus includes at least...
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6293537 |
Paper aligning apparatus
A device of aligning or arranging a paper in a printer comprising a transport part including feed roller and pinch roller, and which transports or counter-transport a paper between the rollers; a...
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6279893 |
Automatic sheet feeder for an image forming apparatus
An automatic sheet feeder for an image forming apparatus includes a tray to be loaded with a stack of sheets, a side guide for preventing the sheets from skewing, and a sheet feeding mechanism for...
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5975516 |
Sheet conveying apparatus
The present invention relates to a sheet conveying apparatus comprising a separating mechanism and a conveying mechanism. The separating mechanism separates a plurality of sheets to convey it one...
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5961112 |
Paper feeding unit driving device for electrophotographic processor
A paper feeding unit driving device for an electrophotographic processor having a feed roller gear and a convey roller gear, a paper feed roller, and a convey roller, includes: a latch having first...
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5947465 |
Sheet-supply device having a drive force transmission mechanism
A sheet-supply device for supplying a sheet from a stack of sheets to a print mechanism, the sheet supply device including: a sheet-feed roller for feeding the sheet in a sheet-feed direction; a...
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5749570 |
Sheet conveying apparatus
The present invention provides a sheet conveying apparatus comprising a first rotary member for conveying a sheet, and a second rotary member disposed at a downstream side of the first rotary...
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5691921 |
Thermal sensors arrays useful for motion tracking by thermal gradient detection
An object tracking and motion control system includes a thermal marking unit such as a laser for inducing localized thermal indicia on objects. A thermal tracking unit, typically a micro electro...
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5681036 |
Sheet feeding device with control of skew-correction
A sheet feeding device can perform registration of a sheet with high precision even if the sheet is fed at high speed. The device includes a pair of active registration rollers, disposed at a side...
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5662321 |
Automatic document feeder with skew control
The disclosed document feeder apparatus includes a document drive that comprises only a single line of feed rollers with a simple skew adjustment system. This drive is shown incorporated in a...
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5651540 |
Sheet supply device with stacking reference guide
A sheet supplying device having a sheet support for supporting sheets, a sheet supply provided in a laterally deviated position with respect to the sheet supplying direction for supplying sheets...
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5645273 |
Sheet original supply apparatus and image forming apparatus with it
The present invention provides a sheet original supply apparatus including a conveyor for conveying a sheet original at a reading portion, and a supply device arranged upstream of the conveyor and...
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5634635 |
Automatic document feeder
An automatic document feeder for feeding and discharging a document or documents to and from a document handling device such as a copying machine includes a document supply unit having a separation...
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5620174 |
Sheet conveying apparatus
The present invention provides a sheet conveying apparatus with a convey roller for conveying a sheet; a plurality of pinch rollers arranged along the convey roller and adapted to urge the sheet...
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5597154 |
Automatic document feeder with position compensating device
An automatic document feeder is formed of a transfer device having a transfer belt situated above a platen to transfer a sheet on the platen, and a belt motor for actuating the transfer belt, a...
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5579129 |
Original reading apparatus and information processing apparatus with original reading apparatus
The present invention provides an original reading apparatus including a pre-scan mode for reading a color reference member before an original is read, a registration mode for aligning a tip end of...
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5540423 |
Sheet feeding device having a plurality of rollers positioned side by side
A sheet feeding device avoiding diagonal feeding of a sheet for use in an image forming apparatus. The image forming apparatus includes a sheet cassette and a sheet supply roller unit positioned...
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5494277 |
Universal paper feed
A printer (1) has paper feed pinch rollers (21, 23 and 25, 27) with their backup rollers canted 5 degrees toward reference guide surface (19). Preceding idler roller (15) is also canted 1.5 degrees...
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5478067 |
Device for introducing sheets
The device includes an introduction channel (51) into which the sheets are stacked on a support (52). During the selection of the top sheet (53a), urging members (66) urge the sheets (53) against...
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5255903 |
Sheet feed and alignment apparatus
A sheet feeding apparatus in which a stack of sheets is supported and stored in a biased base tray. Successive uppermost sheets contained within the biased base tray are caused to move into...
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5253854 |
Sheet feeding apparatus
A sheet feeding apparatus comprising a sheet supporting device for stacking and supporting sheets, a sheet supplying device for feeding out the sheets supported by the sheet supporting device, a...
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5127644 |
Paper-supplying device for an image-forming apparatus
A conveying roller conveying a paper has a stepped structure with the diameter of portion positioned at the middle in the axial direction of the conveying roller slightly larger than that on...
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5090675 |
Apparatus for automatically transporting sheets of orginal
The apparatus is for automatically transporting sheets of original to a reading position on a plane member of an image forming apparatus. The apparatus includes an assembly for setting in position...
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