Patents by Inventor Toshiyasu YUKAWA
Toshiyasu YUKAWA has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 10173457Abstract: A binding device includes a first pressing member that presses a recording-medium stack from one surface side of the recording-medium stack, a second pressing member disposed at a position opposed to the first pressing member to press the recording-medium stack from the other surface side of the recording-medium stack, and a reduction part provided in at least one pressing member of the first pressing member and the second pressing member to reduce creases in recording media of the recording-medium stack in a binding operation when a number of the recording media in the recording-medium stack is smaller than a maximum number of recording media to be bound by the first pressing member and the second pressing member.Type: GrantFiled: September 7, 2017Date of Patent: January 8, 2019Assignee: FUJI XEROX CO., LTD.Inventors: Takuya Makita, Hiroaki Awano, Kojiro Tsutsumi, Katsumi Harada, Toshiyasu Yukawa, Takashi Ogino
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Publication number: 20180370177Abstract: There is provided a binding member. An upper toothed part having projections and recesses for forming irregularities in a bundle of recording materials. A lower toothed part having projections and recesses for forming irregularities in the bundle of recording materials and forming a pair with the upper toothed part. In at least one of the upper toothed part and the lower toothed part, in a cross section shape of the toothed part, the recesses of the toothed part have depressed areas depressed from virtual lines which are extensions of inclined surfaces of the toothed part.Type: ApplicationFiled: March 15, 2017Publication date: December 27, 2018Applicant: FUJI XEROX CO., LTD.Inventors: Hiroaki AWANO, Yoshinori NAKANO, Takuya MAKITA, Junichi HIROTA, Hiroshi HAGIWARA, Emiko SHIRAISHI, Yasuhiro KUSUMOTO, Kojiro TSUTSUMI, Toshiyasu YUKAWA, Katsumi HARADA
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Publication number: 20180370269Abstract: In a cross section shape of the toothed part, in gaps formed between a recesses and a projections when a upper toothed part and a lower toothed part are engaged without a bundle of recording materials, when the distances between the recesses and the projections in a pressing direction of the toothed part at positions where the distances from a center lines of the projections in a direction perpendicular to the pressing direction of the toothed part to the surfaces of the projections in the direction perpendicular to the pressing direction of the toothed part are a distance L1 are H1, and the distances between the recesses and the projections at positions where the distances from the center lines to surfaces of the projections in the direction perpendicular to the pressing direction of the toothed part are H2, a combination of L1 and L2 satisfies H1 is smaller than H2.Type: ApplicationFiled: March 15, 2017Publication date: December 27, 2018Applicant: FUJI XEROX CO., LTD.Inventors: Hiroaki AWANO, Yoshinori NAKANO, Takuya MAKITA, Junichi HIROTA, Hiroshi HAGIWARA, Emiko SHIRAISHI, Yasuhiro KUSUMOTO, Kojiro TSUTSUMI, Toshiyasu YUKAWA, Katsumi HARADA
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Publication number: 20180370178Abstract: There is provided a binding member. The binding member includes an upper toothed part having projections and recesses for forming irregularities in a bundle of recording materials; and a lower toothed part having projections and recesses for forming irregularities in the bundle of recording materials and forming a pair with the upper toothed part. In at least one of the upper toothed part and the lower toothed part, in some of parts of inclined surfaces of the toothed part which form the recesses, second curved surfaces having the centers of curvature on the opposite sides of the inclined surfaces to the centers of curvature of first curved surfaces which form the recesses are formed.Type: ApplicationFiled: March 15, 2017Publication date: December 27, 2018Applicant: FUJI XEROX CO., LTD.Inventors: Hiroaki AWANO, Yoshinori NAKANO, Takuya MAKITA, Junichi HIROTA, Hiroshi HAGIWARA, Emiko SHIRAISHI, Yasuhiro KUSUMOTO, Kojiro TSUTSUMI, Toshiyasu YUKAWA, Katsumi HARADA
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Publication number: 20180370270Abstract: There is provided a binding member. The binding member includes: an upper toothed part having projections and recesses for forming irregularities in a bundle of recording materials; and a lower toothed part having projections and recesses for forming irregularities in the bundle of recording materials and forming a pair with the upper toothed part. In at least one of the upper toothed part and the lower toothed part, in side surfaces of the recesses of one toothed part, when the upper toothed part and the lower toothed part are engaged, surfaces wide in a direction parallel to the pressing direction of the toothed parts are formed so as to be provided gaps between the upper toothed part and the lower toothed part.Type: ApplicationFiled: March 15, 2017Publication date: December 27, 2018Applicant: FUJI XEROX CO., LTD.Inventors: Hiroaki AWANO, Yoshinori NAKANO, Takuya MAKITA, Junichi HIROTA, Hiroshi HAGIWARA, Emiko SHIRAISHI, Yasuhiro KUSUMOTO, Kojiro TSUTSUMI, Toshiyasu YUKAWA, Katsumi HARADA
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Patent number: 10156824Abstract: A binding device includes a first pressing member that presses a recording-medium stack from one surface side of the recording-medium stack, a second pressing member disposed at a position opposed to the first pressing member to press the recording-medium stack from the other surface side of the recording-medium stack, and a reduction part provided in at least one pressing member of the first pressing member and the second pressing member to reduce creases in recording media of the recording-medium stack when an end portion of the at least one pressing member is pressed against the recording-medium stack.Type: GrantFiled: September 8, 2017Date of Patent: December 18, 2018Assignee: FUJI XEROX CO., LTD.Inventors: Takuya Makita, Hiroaki Awano, Kojiro Tsutsumi, Katsumi Harada, Toshiyasu Yukawa, Takashi Ogino
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Publication number: 20180292779Abstract: A binding processing device includes: a needle binding unit that forms a needle binding portion that binds a paper bundle using a needle; a needleless binding unit that forms a needleless binding portion that binds the paper bundle without using a needle; and a plurality of exit rolls that exit the bound paper bundle. A distance between the needleless binding portion and a center of the plurality of exit rolls is equal to or longer than a distance between the needle binding portion and the center.Type: ApplicationFiled: October 17, 2017Publication date: October 11, 2018Applicant: FUJI XEROX CO., LTD.Inventors: Hiroaki AWANO, Masashi MATSUMOTO, Takuya MAKITA, Katsumi HARADA, Kojiro TSUTSUMI, Toshiyasu YUKAWA, Takashi OGINO
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Patent number: 10093071Abstract: A recording-medium binding device includes a first tooth row that includes teeth arranged in a tooth arrangement direction and a second tooth row that includes teeth, that is to be engaged with the first tooth row, and that cooperates with the first tooth row to bind recording media by pinching a batch of the recording media. In the tooth arrangement direction, the first and the second tooth rows have first and second ranges. In the first range, an engaging height is a first engaging height, and a width of an effective tooth top is a first effective tooth top width. In the second range, the engaging height is a second engaging height that is smaller than the first engaging height, and a width of an effective tooth top is a second effective tooth top width that is larger than the first effective tooth top width.Type: GrantFiled: March 27, 2017Date of Patent: October 9, 2018Assignee: FUJI XEROX CO., LTD.Inventors: Takuya Makita, Hiroaki Awano, Yoshinori Nakano, Kojiro Tsutsumi, Katsumi Harada, Toshiyasu Yukawa, Junichi Hirota, Yasuhiro Kusumoto, Hiroshi Hagiwara, Emiko Shiraishi
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Publication number: 20180272785Abstract: A recording-medium binding device includes a first tooth row and a second tooth row. The first tooth row and the second tooth row to be engaged with the first tooth row cooperate with each other to pinch a recording medium batch. The first tooth row and the second tooth row include at least one first region and at least one second region adjacent to the at least one first region. When the first tooth row and the second tooth row are engaged with each other, teeth of the first tooth row and teeth of the second tooth row overlap one another in a tooth height direction by a first engagement overlapping amount in the at least one first region and by a second engagement overlapping amount in the at least one second region. The second engagement overlapping amount is larger than the first engagement overlapping amount.Type: ApplicationFiled: September 8, 2017Publication date: September 27, 2018Applicant: FUJI XEROX CO., LTD.Inventors: Hiroaki AWANO, Takuya MAKITA, Katsumi HARADA, Kojiro TSUTSUMI, Toshiyasu YUKAWA, Takashi OGINO
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Publication number: 20180275586Abstract: A binding apparatus includes: a first pressing member that presses a recording-medium stack from one side of the recording-medium stack; a second pressing member that faces the first pressing member and presses the recording-medium stack from the other side of the recording-medium stack; and a suppressing part provided in at least one of the first pressing member and the second pressing member, the suppressing part suppressing damage to recording media that may be caused when a recording-medium stack including a smaller number of sheets than the maximum number of sheets that can be bound is bound with the first pressing member and the second pressing member.Type: ApplicationFiled: September 8, 2017Publication date: September 27, 2018Applicant: FUJI XEROX CO., LTD.Inventors: Takuya MAKITA, Hiroaki AWANO, Kojiro TSUTSUMI, Katsumi HARADA, Toshiyasu YUKAWA, Takashi OGINO
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Publication number: 20180275585Abstract: A binding apparatus includes a first pressing member including a base part and multiple projections projecting from the base part, the first pressing member presses a recording media stack from one side; and a second pressing member including a base part and multiple projections projecting from the base part, the second pressing member facing the first pressing member and pressing the recording media stack from the other side. At least one of the first and second pressing members has at least one lower projection whose apex in a projecting direction closer to the base part than the apexes of the other projections are, and the lower projection is provided in the first or second pressing member that has more projections than the other, or more lower projections are provided in the first or second pressing member that has more projections than the other.Type: ApplicationFiled: September 6, 2017Publication date: September 27, 2018Applicant: FUJI XEROX CO., LTD.Inventors: Takuya MAKITA, Hiroaki AWANO, Toshiyasu YUKAWA, Kojiro TSUTSUMI, Katsumi HARADA, Takashi OGINO
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Publication number: 20180272790Abstract: A binding device includes a first pressing member that presses a recording-medium stack from one surface side of the recording-medium stack, a second pressing member disposed at a position opposed to the first pressing member to press the recording-medium stack from the other surface side of the recording-medium stack, and a reduction part provided in at least one pressing member of the first pressing member and the second pressing member to reduce creases in recording media of the recording-medium stack in a binding operation when a number of the recording media in the recording-medium stack is smaller than a maximum number of recording media to be bound by the first pressing member and the second pressing member.Type: ApplicationFiled: September 7, 2017Publication date: September 27, 2018Applicant: FUJI XEROX CO., LTD.Inventors: Takuya MAKITA, Hiroaki AWANO, Kojiro TSUTSUMI, Katsumi HARADA, Toshiyasu YUKAWA, Takashi OGINO
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Publication number: 20180272784Abstract: A binding device includes: a binding unit that forms multiple asperities on a recording material bundle constituted by rectangular recording materials, and binds the recording material bundle, wherein, in oblique binding in which the multiple asperities are arranged on a corner portion of the recording material bundle in a direction inclined to one of both sides constituting the corner portion of the recording material bundle, a binding position by the binding unit reaches at least one of the both sides constituting the corner portion of the recording material bundle, and, in parallel binding in which the multiple asperities are arranged along a side of the recording material bundle, a binding position by the binding unit does not reach any side of the recording material bundle.Type: ApplicationFiled: July 27, 2017Publication date: September 27, 2018Applicant: FUJI XEROX CO., LTD.Inventors: Hiroaki AWANO, Takuya MAKITA, Katsumi HARADA, Kojiro TSUTSUMI, Toshiyasu YUKAWA, Takashi OGINO
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Publication number: 20180275587Abstract: A binding device includes a first pressing member that presses a recording-medium stack from one surface side of the recording-medium stack, a second pressing member disposed at a position opposed to the first pressing member to press the recording-medium stack from the other surface side of the recording-medium stack, and a reduction part provided in at least one pressing member of the first pressing member and the second pressing member to reduce creases in recording media of the recording-medium stack when an end portion of the at least one pressing member is pressed against the recording-medium stack.Type: ApplicationFiled: September 8, 2017Publication date: September 27, 2018Applicant: FUJI XEROX CO., LTD.Inventors: Takuya MAKITA, Hiroaki AWANO, Kojiro TSUTSUMI, Katsumi HARADA, Toshiyasu YUKAWA, Takashi OGINO
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Publication number: 20180272786Abstract: A recording-medium binding device includes a first tooth row including plural teeth and a second tooth row including plural teeth. The first and second tooth rows include a central region and end regions. The plural teeth of each of the first and second tooth rows include at least one tooth disposed in the central region and at least one tooth dispose in each of the end regions. In a process of pinching the recording medium batch, the at least one tooth of the first tooth row in the end region and the at least one tooth of the second tooth row in the end region pinch the recording medium batch earlier than the at least one tooth of the first tooth row in the central region and the at least one tooth of the second tooth row in the central region.Type: ApplicationFiled: September 8, 2017Publication date: September 27, 2018Applicant: FUJI XEROX CO., LTD.Inventors: Hiroaki AWANO, Takuya MAKITA, Katsumi HARADA, Kojiro TSUTSUMI, Toshiyasu YUKAWA, Takashi OGINO
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Publication number: 20180257356Abstract: A sheet includes: a cut that is formed in a part, in a sheet thickness direction, of a bending portion, to be subjected to bending, of a sheet body; and a bonding layer that lies between a layer that is formed with the cut in the bending portion and a layer that is not with the cut in the bending portion, in a sectional view taken perpendicularly to the surfaces of the sheet.Type: ApplicationFiled: July 3, 2017Publication date: September 13, 2018Applicant: FUJI XEROX CO., LTD.Inventors: Ryohei KIRIYAMA, Kojiro TSUTSUMI, Katsumi HARADA, Toshiyasu YUKAWA
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Patent number: 9914614Abstract: An embodiment of the invention is directed to a sheet, wherein a conveying direction of the sheet relative to a sheet conveying apparatus is determined; the sheet is formed with a crease along which to fold the sheet and that is smaller than or equal to 90 ?M in depth and extends in a direction that crosses the conveying direction; and a grammage of the sheet is in a range of 200 to 370 g/m2.Type: GrantFiled: March 11, 2015Date of Patent: March 13, 2018Assignee: FUJI XEROX CO., LTD.Inventors: Kojiro Tsutsumi, Toshiyasu Yukawa, Katsumi Harada, Kunishirou Takeda
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Patent number: 9821592Abstract: A sheet includes a folding line along which the sheet is to be folded, and a mark with reference to which the sheet is placed on an image forming apparatus in a specific manner. The mark is provided in a portion that is positioned on an inner side when the sheet is folded along the folding line.Type: GrantFiled: January 22, 2015Date of Patent: November 21, 2017Assignee: FUJI XEROX CO., LTD.Inventors: Kojiro Tsutsumi, Toshiyasu Yukawa, Katsumi Harada
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Publication number: 20170283207Abstract: A recording-medium binding device includes a first tooth row that includes teeth arranged in a tooth arrangement direction and a second tooth row that includes teeth, that is to be engaged with the first tooth row, and that cooperates with the first tooth row to bind recording media by pinching a batch of the recording media. In the tooth arrangement direction, the first and the second tooth rows have first and second ranges. In the first range, an engaging height is a first engaging height, and a width of an effective tooth top is a first effective tooth top width. In the second range, the engaging height is a second engaging height that is smaller than the first engaging height, and a width of an effective tooth top is a second effective tooth top width that is larger than the first effective tooth top width.Type: ApplicationFiled: March 27, 2017Publication date: October 5, 2017Applicant: FUJI XEROX CO., LTD.Inventors: Takuya MAKITA, Hiroaki AWANO, Yoshinori NAKANO, Kojiro TSUTSUMI, Katsumi HARADA, Toshiyasu YUKAWA, Junichi HIROTA, Yasuhiro KUSUMOTO, Hiroshi HAGIWARA, Emiko SHIRAISHI
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Publication number: 20170283206Abstract: A recording-medium binding device includes first and second tooth groups. The first tooth group includes first and second tooth rows. The second tooth group includes third and fourth tooth rows. The third tooth row to be engaged with the first tooth row forms, together with the first tooth row, a first tooth row pair. The fourth tooth row to be engaged with the second tooth row forms, together with the second tooth row, a second tooth row pair. A second engaging height in the second tooth row pair is smaller than a first engaging height in the first tooth row pair. A second effective tooth top width in the second tooth row pair is larger than a first effective tooth top width in the first tooth row pair.Type: ApplicationFiled: March 27, 2017Publication date: October 5, 2017Applicant: FUJI XEROX CO., LTD.Inventors: Takuya MAKITA, Hiroaki AWANO, Yoshinori NAKANO, Kojiro TSUTSUMI, Katsumi HARADA, Toshiyasu YUKAWA, Junichi HIROTA, Yasuhiro KUSUMOTO, Hiroshi HAGIWARA, Emiko SHIRAISHI