B65H2404/14211

Document conveying apparatus that properly discharges documents regardless of amount of documents

Provided is a document conveying apparatus that properly discharges documents regardless of the amount of documents stacked on a discharge tray without complicated construction of a transmission mechanism for transmitting a driving force to conveying rollers. A conveying roller pair is provided at an end portion on an upstream side. A swing mechanism swings a discharge mechanism centered around a drive shaft of the conveying roller pair. An upper surface height measuring unit measures the height of the upper surface of documents stacked on the discharge tray. A control unit, by causing the swing mechanism to swing the discharge mechanism according to the height measured by the upper surface height measuring unit, performs control so that the difference between a discharge port and the upper surface of the documents stacked on the discharge tray is within a specified range.

SHEET FEED DEVICE AND IMAGE FORMING APPARATUS
20220011709 · 2022-01-13 ·

A sheet feed device comprises a first conveyance path and a second conveyance path which are different sheet conveyance paths, and a conveyance path merging section for merging the first conveyance path and the second conveyance path together. At least one of the first conveyance path and the second conveyance path includes an upstream side roller that feeds sheet to downstream side in a conveyance direction. The conveyance path merging section comprises a conveyance roller pair that conveys the sheet fed from the first conveyance path and the second conveyance path through a nip; a variable mechanism that makes an arrangement angle of one roller of the conveyance roller pair to the other roller thereof variable; and a transmission mechanism that transmits a driving force from the upstream side roller provided in one of the first conveyance path and the second conveyance path to the variable mechanism.

Sheet feed device and image forming apparatus
11156950 · 2021-10-26 · ·

A sheet feed device comprises a first conveyance path and a second conveyance path which are different sheet conveyance paths, and a conveyance path merging section for merging the first conveyance path and the second conveyance path together. At least one of the first conveyance path and the second conveyance path includes an upstream side roller that feeds sheet to downstream side in a conveyance direction. The conveyance path merging section comprises a conveyance roller pair that conveys the sheet fed from the first conveyance path and the second conveyance path through a nip; a variable mechanism that makes an arrangement angle of one roller of the conveyance roller pair to the other roller thereof variable; and a transmission mechanism that transmits a driving force from the upstream side roller provided in one of the first conveyance path and the second conveyance path to the variable mechanism.

DOCUMENT CONVEYING APPARATUS THAT PROPERLY DISCHARGES DOCUMENTS REGARDLESS OF AMOUNT OF DOCUMENTS

Provided is a document conveying apparatus that properly discharges documents regardless of the amount of documents stacked on a discharge tray without complicated construction of a transmission mechanism for transmitting a driving force to conveying rollers. A conveying roller pair is provided at an end portion on an upstream side. A swing mechanism swings a discharge mechanism centered around a drive shaft of the conveying roller pair. An upper surface height measuring unit measures the height of the upper surface of documents stacked on the discharge tray. A control unit, by causing the swing mechanism to swing the discharge mechanism according to the height measured by the upper surface height measuring unit, performs control so that the difference between a discharge port and the upper surface of the documents stacked on the discharge tray is within a specified range.

SHEET FEED DEVICE AND IMAGE FORMING APPARATUS
20210072693 · 2021-03-11 ·

A sheet feed device comprises a first conveyance path and a second conveyance path which are different sheet conveyance paths, and a conveyance path merging section for merging the first conveyance path and the second conveyance path together. At least one of the first conveyance path and the second conveyance path includes an upstream side roller that feeds sheet to downstream side in a conveyance direction. The conveyance path merging section comprises a conveyance roller pair that conveys the sheet fed from the first conveyance path and the second conveyance path through a nip; a variable mechanism that makes an arrangement angle of one roller of the conveyance roller pair to the other roller thereof variable; and a transmission mechanism that transmits a driving force from the upstream side roller provided in one of the first conveyance path and the second conveyance path to the variable mechanism.

Transport device and image forming apparatus

A transport device includes a first rotary part that rotates; a second rotary part that contacts the first rotary part, that forms a pinch region where an object to be transported is pinched between the second rotary part and the first rotary part, and that rotates together with the first rotary part; and a positioning mechanism that positions the second rotary part with respect to the first rotary part. The positioning mechanism includes a swing part that supports one end portion side of the second rotary part, that is supported at one end portion side of the first rotary part, and that is swingable around a rotation center of the first rotary part; and a fixing section that fixes the swing part.

Ink jet card printer having a pivotable card feeder
10752457 · 2020-08-25 · ·

An ink jet card printer includes an ink jet print head, a gantry, and a card feeder. The ink jet print head is configured to perform a print operation on a card supported in a print position along a processing axis. The gantry is configured to move the print head through a print zone. The card feeder includes a feeder frame, a first pinch roller pair, and a lift mechanism. The first pinch roller pair is supported by the feeder frame and is configured to feed individual cards along a card feed axis. The lift mechanism is configured to move the feeder frame and the first pinch roller pair between a lowered position, in which the card feeder is displaced from the print zone, and a raised position, in which at least a portion of the card feeder extends into the print zone.

INK JET CARD PRINTER HAVING A PIVOTABLE CARD FEEDER
20200247150 · 2020-08-06 ·

An ink jet card printer includes an ink jet print head, a gantry, and a card feeder. The ink jet print head is configured to perform a print operation on a card supported in a print position along a processing axis. The gantry is configured to move the print head through a print zone. The card feeder includes a feeder frame, a first pinch roller pair, and a lift mechanism. The first pinch roller pair is supported by the feeder frame and is configured to feed individual cards along a card feed axis. The lift mechanism is configured to move the feeder frame and the first pinch roller pair between a lowered position, in which the card feeder is displaced from the print zone, and a raised position, in which at least a portion of the card feeder extends into the print zone.

Unit for thermosetting printed fabrics
10654678 · 2020-05-19 · ·

A unit for thermosetting printed fabrics, comprising: a heated roller rotating about a rotation axis and having a cylindrical outer surface, at least one fabric guiding element having an inner wall facing the cylindrical outer surface of the heated roller and defining a gap with the cylindrical outer surface of the heated roller, for passing the fabric wherein said fabric guiding element is carried by an adjusting device rotatable about said rotation axis to adjust the angular position of said guiding element about said rotation axis.

TRANSPORT DEVICE AND IMAGE FORMING APPARATUS

A transport device includes a first rotary part that rotates; a second rotary part that contacts the first rotary part, that forms a pinch region where an object to be transported is pinched between the second rotary part and the first rotary part, and that rotates together with the first rotary part; and a positioning mechanism that positions the second rotary part with respect to the first rotary part. The positioning mechanism includes a swing part that supports one end portion side of the second rotary part, that is supported at one end portion side of the first rotary part, and that is swingable around a rotation center of the first rotary part; and a fixing section that fixes the swing part.