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US 12,715,720 B2Granted
Sheet feeder, image reading device, and image forming apparatus
AssigneeRicoh Company, Ltd.
InventorsHiroshi Kubo, Ryo Kobayashi, Ayumu Hashimoto, Shinya Takai, Takashi Fujii, Ryuichi Shirane, Takashi Munakata, Makoto Kurata, Sakiko Tomizawa
Life of this patent
Estimating the term…
Abstract
A sheet feeder includes a sheet placement unit to place a sheet, and an indicator indicating a predetermined position at which the sheet is to be set on the sheet placement unit. The indicator is movable between a first position at which the indicator is adjacent to or in contact with the sheet on the sheet placement unit and a second position farther than the first position from the sheet placement unit.
Claims15
A sheet feeder comprising:
- a sheet placement unit configured to place a sheet;
- an indicator configured to indicate a predetermined position at which the sheet is to be set on the sheet placement unit,
- the indicator movable between
- a first position at which the indicator is adjacent to or in contact with the sheet on the sheet placement unit, and
- a second position farther than the first position from the sheet placement unit,
- the indicator including a pressing roller configured to press the sheet against the sheet placement unit, and the indicator having a mark indicating a center of the sheet to be set on the sheet placement unit in a width direction of the sheet;
- and
- a cover configured to cover the pressing roller,
- wherein the cover has a first height higher than a second height of the indicator other than the cover.
6 more elements
A sheet feeder comprising:
- a sheet placement unit configured to place a sheet;
- an indicator configured to indicate a predetermined position at which the sheet is to be set on the sheet placement unit,
- the indicator being movable between
- a first position at which the indicator is adjacent to or in contact with the sheet on the sheet placement unit, and
- a second position farther than the first position from the sheet placement unit,
- the indicator including a pressing roller configured to press the sheet against the sheet placement unit;
- a sheet feeding part configured to feed the sheet on the sheet placement unit,
- wherein the indicator indicates the predetermined position of the sheet on the sheet placement unit in a width direction of the sheet;
- and
- a label with an instruction for positioning the indicator at the first position when multiple sheets having different widths are set on the sheet placement unit.
7 more elements
A sheet feeder comprising:
- a sheet placement unit configured to place a sheet;
- and
- an indicator configured to indicate a predetermined position at which the sheet is to be set on the sheet placement unit,
- the indicator being movable between
- a first position at which the indicator is adjacent to or in contact with the sheet on the sheet placement unit, and
- a second position farther than the first position from the sheet placement unit,
- the indicator including a pressing roller configured to press the sheet against the sheet placement unit,
- wherein the pressing roller includes a first pressing roller and a second pressing roller.
5 more elements
Dependencies are inferred from the claim text.