公开(公告)号：US20190137930A1

公开(公告)日：2019-05-09

申请号：US16181880

申请日：2018-11-06

Applicant: CANON KABUSHIKI KAISHA

Inventor： Tsutomu Ishida ,  Tomonari Inoue ,  Kenji Abe ,  Takashi Kuwata ,  Keita Nakajima ,  Ko Katahira ,  Takehito Osada

IPC: G03G21/20 ,  G03G15/00

Abstract: An image forming apparatus comprises a light-emission unit, a reflecting member, a light-receiving unit, a detection unit, a ventilation unit configured to send air to the reflecting member; and a control unit. The control unit adjusts at least one of an operation duration and an airflow rate of the ventilation unit, in accordance with a detection signal outputted by the light-receiving unit when a sheet is not at a position where light crosses a conveyance path.

公开(公告)号：US11760587B2

公开(公告)日：2023-09-19

申请号：US17097972

申请日：2020-11-13

Applicant: CANON KABUSHIKI KAISHA

Inventor： Yasuhiko Fuse ,  Shoichi Zensai ,  Takehito Osada

IPC: B65H1/26

CPC classification number: B65H1/266 ,  B65H2402/51 ,  B65H2405/1122 ,  B65H2405/121 ,  B65H2511/11 ,  B65H2511/22 ,  B65H2511/11 ,  B65H2220/01 ,  B65H2511/22 ,  B65H2220/04

Abstract: To enable placement of a regulating member which regulates a position of an end of a paper sheet at a desired position, and stable sheet feeding. A fixing member for standard size is guided to engage with a fixing hole for standard size and, in a state where the fixing member for standard size positions a trailing end regulator, a fixing member for non-standard size does not engage with a rack gear.

公开(公告)号：US20200031598A1

公开(公告)日：2020-01-30

申请号：US16594178

申请日：2019-10-07

Applicant: CANON KABUSHIKI KAISHA

Inventor： Takayuki Mizuta ,  Takehito Osada ,  Ken-ichiro Isobe

IPC: B65H5/36 ,  B65H85/00 ,  B65H5/38

Abstract: A sheet conveying apparatus includes a guide unit to guide a sheet conveyed by a sheet conveyance portion. The guide unit includes a first movable guide, a second movable guide, and a linking mechanism having an intermediate member through which the first and second movable guides are linked movably with respect to each other. A conveyance regulating portion is supported by the intermediate member and guides the sheet passing through a first conveyance path toward the sheet conveyance portion and guides the sheet that is switched back by the sheet conveyance portion toward a second conveyance path.

公开(公告)号：US20190300306A1

公开(公告)日：2019-10-03

申请号：US16447834

申请日：2019-06-20

Applicant: CANON KABUSHIKI KAISHA

Inventor： Yasuhiko Fuse ,  Shoichi Zensai ,  Takehito Osada

IPC: B65H1/26

Abstract: To enable placement of a regulating member which regulates a position of an end of a paper sheet at a desired position, and stable sheet feeding. A fixing member for standard size is guided to engage with a fixing hole for standard size and, in a state where the fixing member for standard size positions a trailing end regulator, a fixing member for non-standard size does not engage with a rack gear.

公开(公告)号：US20180208419A1

公开(公告)日：2018-07-26

申请号：US15874184

申请日：2018-01-18

Applicant: CANON KABUSHIKI KAISHA

Inventor： Takayuki Mizuta ,  Takehito Osada ,  Ken-ichiro Isobe

IPC: B65H5/36 ,  G03G15/00

Abstract: A sheet conveying apparatus includes a cover unit opened and closed with respect to an apparatus body and a guide unit including first and second movable guides respectively movable with respect to the apparatus body. A first conveyance path is formed between the first guide portion and the first movable guide, and a second conveyance path is formed between the second guide portion and the second movable guide. The guide unit is provided with a linking mechanism including an intermediate member for linking the first and second movable guides. The linking mechanism coordinates movements of the first and second movable guides such that the first and second movable guides are respectively moved away from the first and second guide portions along with an opening movement of the cover unit with respect to the apparatus body.

公开(公告)号：US20160185543A1

公开(公告)日：2016-06-30

申请号：US14972367

申请日：2015-12-17

Applicant: CANON KABUSHIKI KAISHA

Inventor： Takehito Osada

IPC: B65H5/36 ,  B65H5/06

CPC classification number: B65H5/36 ,  B65H5/062 ,  B65H5/26 ,  B65H5/38 ,  B65H2402/441 ,  B65H2402/64 ,  B65H2404/513 ,  B65H2404/611

Abstract: A sheet conveyance apparatus includes a sheet conveyance portion conveying a sheet, a conveyance guide arranged pivotably between a first open position and a first close position around a pivot axis and guiding a sheet conveyed by the sheet conveyance portion at the first close position, and a door arranged pivotably between a second open position and a second close position around an opening and closing axis, and moving the conveyance guide from the first open position to the first close position by pivoting from the second open position to the second close position in a state where the conveyance guide is positioned at the first open position. The conveyance guide is retained at the first close position by a retaining portion in a state where the door is positioned at the second open position.

Abstract translation: 纸张输送装置包括输送纸张的纸张传送部分，可绕枢转轴线枢转地布置在第一打开位置和第一关闭位置之间的输送引导件，并且在第一关闭位置处引导由纸张传送部分输送的纸张，以及 门能够围绕开闭轴线枢转地布置在第二打开位置和第二关闭位置之间，并且通过在状态下从第二打开位置枢转到第二关闭位置，将输送引导件从第一打开位置移动到第一关闭位置 其中输送引导件位于第一打开位置。 在门位于第二打开位置的状态下，输送引导件通过保持部保持在第一关闭位置。

公开(公告)号：US11693359B2

公开(公告)日：2023-07-04

申请号：US17671955

申请日：2022-02-15

Applicant: Canon Kabushiki Kaisha

Inventor： Takehito Osada

IPC: G03G21/20 ,  G03G15/20 ,  G03G15/00

CPC classification number: G03G21/206 ,  G03G15/2028 ,  G03G15/6573 ,  G03G2215/00417 ,  G03G2221/1645

Abstract: Provided is an image forming apparatus, including; an imaging forming unit for forming a toner image on one surface of a recording material; a fixing unit that includes a heating unit and heats and fixes the toner image formed on the one surface; a discharging unit for discharging the recording material, on which the toner image is fixed, to a discharged paper tray; and a guide member that is disposed between the fixing unit and the discharging unit and forms a recording material conveying path for conveying the recording material from the fixing unit to the discharging unit. On the guide member, a blowing port to send air to the recording material conveying path and a suction port to suck air from the recording material conveying path are disposed on a same surface so as not to cross over the recording materials.

公开(公告)号：US10377589B2

公开(公告)日：2019-08-13

申请号：US15526244

申请日：2015-11-25

Applicant: CANON KABUSHIKI KAISHA

Inventor： Yasuhiko Fuse ,  Shoichi Zensai ,  Takehito Osada

IPC: B65H1/26

Abstract: To enable placement of a regulating member which regulates a position of an end of a paper sheet at a desired position, and stable sheet feeding. A fixing member for standard size (33) is guided to engage with a fixing hole for standard size (42) and, in a state where the fixing member for standard size (33) positions a trailing end regulator (24), a fixing member for non-standard size (34) does not engage with a rack gear (43).

公开(公告)号：US09522794B2

公开(公告)日：2016-12-20

申请号：US14645299

申请日：2015-03-11

Applicant: CANON KABUSHIKI KAISHA

Inventor： Takehito Osada ,  Shoichi Zensai ,  Koji Kawamura

IPC: B65H3/06 ,  B65H1/14 ,  B65H3/52 ,  B65H7/02 ,  B65H7/04

CPC classification number: B65H1/14 ,  B65H3/06 ,  B65H3/0607 ,  B65H3/0684 ,  B65H3/52 ,  B65H3/5207 ,  B65H3/5223 ,  B65H7/02 ,  B65H7/04 ,  B65H2403/41 ,  B65H2403/53 ,  B65H2403/73 ,  B65H2511/515 ,  B65H2513/40 ,  B65H2553/612 ,  B65H2601/324 ,  B65H2220/02 ,  B65H2220/01 ,  B65H2220/11

Abstract: A feeding apparatus and an image forming apparatus capable of reducing malfunctions due to wear of a portion where a sheet surface detection member makes contact with a sheet, and stably providing favorable feeding performance are provided. The feeding apparatus includes a holder configured to hold a first lever and a feed roller. The first lever includes a sheet contact portion configured to make contact with a sheet stacked on a sheet stacker. The feed roller, the first lever, and the holder are configured to be integrally detachable from a main body of the feeding apparatus.

Abstract translation: 提供一种能够减少由于片材表面检测构件与片材接触的部分的磨损而引起的故障并且稳定地提供良好的馈送性能的馈送装置和图像形成装置。 所述进给装置包括构造成保持第一杆和进给辊的保持器。 第一杠杆包括被配置为与堆叠在纸张堆放器上的纸张接触的纸张接触部分。 进给辊，第一杆和保持器构造成可与进给装置的主体一体地拆卸。

公开(公告)号：US09440809B2

公开(公告)日：2016-09-13

申请号：US14955391

申请日：2015-12-01

Applicant: CANON KABUSHIKI KAISHA

Inventor： Takashi Kuwata ,  Takehito Osada

IPC: B65H1/26 ,  G03G15/00 ,  G03G21/00 ,  B65H1/22 ,  B65H1/04

CPC classification number: B65H1/04 ,  B65H1/22 ,  B65H1/266 ,  B65H2402/10 ,  B65H2402/32 ,  B65H2405/114 ,  B65H2405/332 ,  G03G15/6502 ,  G03G21/1695

Abstract: A sheet stacking apparatus includes a main body, a first storage unit configured to be drawn out of/inserted into the main body and storing a sheet, and a second storage unit configured to be drawn out of/inserted into the main body, provided above the first storage unit, and storing a sheet. The first storage unit includes a guide portion, and the second storage unit includes an abutment portion guided by the guide portion when the second storage unit is drawn out of the main body in a state in which the first storage unit is being precedingly drawn out of the main body.

Abstract translation: 一种片材堆垛装置，包括：主体，被配置为从主体中拉出/插入到主体中并存储片材的第一存储单元;以及第二存储单元，被配置为从所述主体中提取/插入到主体中 第一存储单元，并存储片材。 第一存储单元包括引导部分，并且第二存储单元包括当第二存储单元从主体被拉出的状态下由引导部分引导的抵接部分，其中第一存储单元被从第一存储单元之前被拉出 主体。