Patents by Inventor Mashio Takezawa
Mashio Takezawa 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: 11827012Abstract: A recording apparatus includes a printing portion and a first conveying portion. The printing portion ejects liquid to print a medium having elasticity. The first conveying portion is disposed upstream of the printing portion in a conveying direction along which the medium is conveyed to the printing portion. The first conveying portion includes at least two conveying bodies disposed in the conveying direction and around which the medium is alternately wound. The conveying bodies each include a shaft extending in a width direction orthogonal to the conveying direction and a plurality of rollers rotatably supported by the shaft. The plurality of rollers are supported to be inclined outward with respect to the conveying direction from upstream to downstream in the conveying direction.Type: GrantFiled: January 25, 2022Date of Patent: November 28, 2023Assignee: KYOCERA Document Solutions Inc.Inventor: Mashio Takezawa
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Patent number: 11820127Abstract: A recording apparatus includes a printing portion, a first conveying portion, and a second conveying portion. The printing portion ejects liquid to print a medium having elasticity. The first conveying portion is disposed upstream of the printing portion in a conveying direction along which the medium is conveyed to the printing portion, and conveys the medium while stretching the medium in the conveying direction and in a width direction orthogonal to the conveying direction. The second conveying portion conveys the medium conveyed by the first conveying portion while keeping the medium facing the printing portion.Type: GrantFiled: January 26, 2022Date of Patent: November 21, 2023Assignee: KYOCERA Document Solutions Inc.Inventor: Mashio Takezawa
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Patent number: 11673407Abstract: A head unit includes a common flow path, one or more recording heads, and a joint mechanism. The common flow path includes a liquid supply path through which one or more types of liquid including ink pass. The recording head is attachable to and detachable from the common flow path and has nozzles that discharge ink. The joint mechanism connects the liquid supply path and the liquid supply port of the recording head. The joint mechanism includes a first on-off valve and a coupling member. The first on-off valve is fixed to the common flow path and opens/closes the liquid supply path. The coupling member couples the first on-off valve and the liquid supply port. The coupling member is movable between a coupling position where the coupling member is coupled to the first on-off valve and a retracted position where the coupling member is retracted from the coupling position.Type: GrantFiled: January 28, 2022Date of Patent: June 13, 2023Assignee: KYOCERA DOCUMENT SOLUTIONS INC.Inventor: Mashio Takezawa
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Publication number: 20220250390Abstract: A head unit includes a common flow path, one or more recording heads, and a joint mechanism. The common flow path includes a liquid supply path through which one or more types of liquid including ink pass. The recording head is attachable to and detachable from the common flow path and has nozzles that discharge ink. The joint mechanism connects the liquid supply path and the liquid supply port of the recording head. The joint mechanism includes a first on-off valve and a coupling member. The first on-off valve is fixed to the common flow path and opens/closes the liquid supply path. The coupling member couples the first on-off valve and the liquid supply port. The coupling member is movable between a coupling position where the coupling member is coupled to the first on-off valve and a retracted position where the coupling member is retracted from the coupling position.Type: ApplicationFiled: January 28, 2022Publication date: August 11, 2022Inventor: Mashio TAKEZAWA
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Publication number: 20220234365Abstract: A recording apparatus includes a printing portion, a first conveying portion, and a second conveying portion. The printing portion ejects liquid to print a medium having elasticity. The first conveying portion is disposed upstream of the printing portion in a conveying direction along which the medium is conveyed to the printing portion, and conveys the medium while stretching the medium in the conveying direction and in a width direction orthogonal to the conveying direction. The second conveying portion conveys the medium conveyed by the first conveying portion while keeping the medium facing the printing portion.Type: ApplicationFiled: January 26, 2022Publication date: July 28, 2022Inventor: Mashio Takezawa
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Publication number: 20220234370Abstract: A recording apparatus includes a printing portion and a first conveying portion. The printing portion ejects liquid to print a medium having elasticity. The first conveying portion is disposed upstream of the printing portion in a conveying direction along which the medium is conveyed to the printing portion. The first conveying portion includes at least two conveying bodies disposed in the conveying direction and around which the medium is alternately wound. The conveying bodies each include a shaft extending in a width direction orthogonal to the conveying direction and a plurality of rollers rotatably supported by the shaft. The plurality of rollers are supported to be inclined outward with respect to the conveying direction from upstream to downstream in the conveying direction.Type: ApplicationFiled: January 25, 2022Publication date: July 28, 2022Inventor: Mashio Takezawa
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Publication number: 20210347187Abstract: Tension rollers are each supported by, at one end regarding the axial direction thereof, a first supporting member fastened to a first tensional force adjusting member by fastening members and, at the other end regarding the axial direction thereof, a second supporting member fastened to a second tensional force adjusting member by fastening members. The first and second supporting members each include elongate insertion holes as insertion holes in which the fastening members are inserted. The first and second tensional force adjusting members each include elongate insertion holes as insertion holes in which the fastening members are inserted. The elongate insertion holes each extend in a direction intersecting the axial direction of the tension roller.Type: ApplicationFiled: September 13, 2019Publication date: November 11, 2021Inventors: Mashio Takezawa, Yuki Tamura
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Patent number: 11009824Abstract: A fixing device (7) includes a fixing member (21), a pressing member (22), a rotation detector (41), and an auxiliary driving part (42). The fixing member (21), with rotating around an axis, heats a toner image on a medium (S). The pressing member (22), with rotating around an axis, forms a pressing area (N) with the fixing member (21) and presses toner on the medium (S) passing through the pressing area (N). The rotation detector (41), when the medium (S) stops while being sandwiched between the fixing member (21) and the pressing member (22), detects rotation of the fixing member (21) or the pressing member (22) generated in a process of extracting the medium (S) toward an upstream side or a downstream side in a passing direction.Type: GrantFiled: October 25, 2018Date of Patent: May 18, 2021Assignee: KYOCERA Document Solutions Inc.Inventor: Mashio Takezawa
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Publication number: 20190339641Abstract: A fixing device (7) includes a fixing member (21), a pressing member (22), a rotation detector (41), and an auxiliary driving part (42). The fixing member (21), with rotating around an axis, heats a toner image on a medium (S). The pressing member (22), with rotating around an axis, forms a pressing area (N) with the fixing member (21) and presses toner on the medium (S) passing through the pressing area (N). The rotation detector (41), when the medium (S) stops while being sandwiched between the fixing member (21) and the pressing member (22), detects rotation of the fixing member (21) or the pressing member (22) generated in a process of extracting the medium (S) toward an upstream side or a downstream side in a passing direction.Type: ApplicationFiled: October 25, 2018Publication date: November 7, 2019Applicant: KYOCERA Document Solutions Inc.Inventor: Mashio TAKEZAWA
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Patent number: 9785113Abstract: An image forming apparatus includes an optical system unit and an attachment board. The optical system unit forms an electrostatic latent image by irradiating an image bearing member with light. The optical system unit is attached to the attachment board. The attachment board includes a mounting surface, a first recess portion, and a second recess portion. The optical system unit is mounted on the mounting surface. The first recess portion and the second recess portion are provided in the mounting surface to form air paths. The first recess portion is located below a lower surface of the optical system unit, extending in a first direction. The second recess portion is located below the lower surface of the optical system unit, extending in a direction different from the first direction and crossing the first recess portion.Type: GrantFiled: June 15, 2016Date of Patent: October 10, 2017Assignee: KYOCERA Document Solutions Inc.Inventor: Mashio Takezawa
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Publication number: 20160370759Abstract: An image forming apparatus includes an optical system unit and an attachment board. The optical system unit forms an electrostatic latent image by irradiating an image bearing member with light. The optical system unit is attached to the attachment board. The attachment board includes a mounting surface, a first recess portion, and a second recess portion. The optical system unit is mounted on the mounting surface. The first recess portion and the second recess portion are provided in the mounting surface to form air paths. The first recess portion is located below a lower surface of the optical system unit, extending in a first direction. The second recess portion is located below the lower surface of the optical system unit, extending in a direction different from the first direction and crossing the first recess portion.Type: ApplicationFiled: June 15, 2016Publication date: December 22, 2016Applicant: KYOCERA Document Solutions Inc.Inventor: Mashio TAKEZAWA
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Patent number: 9242819Abstract: A sheet conveyance apparatus includes a sheet conveyance path, a sheet feeding member, a driving mechanism, a stopper, an interlocking portion, a cover member, and an evacuation mechanism. The stopper is configured to change a posture between a projection posture and an evacuation posture. The projection posture is configured to project into the sheet conveyance path so as to prevent the sheet to be loaded on a sheet loading portion from abutting on the sheet feeding member. The evacuation posture is configured to evacuate the stopper from the sheet conveyance path. The evacuation mechanism is configured to: change the stopper to have the evacuation posture, or to be in a posture changeable state where the stopper changes from the projection posture to the evacuation posture by application of external force, in conjunction with a change of the cover member from a closed state to the open state.Type: GrantFiled: October 28, 2014Date of Patent: January 26, 2016Assignee: Kyocera Document Solutions Inc.Inventor: Mashio Takezawa
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Publication number: 20150115519Abstract: A sheet conveyance apparatus includes a sheet conveyance path, a sheet feeding member, a driving mechanism, a stopper, an interlocking portion, a cover member, and an evacuation mechanism. The stopper is configured to change a posture between a projection posture and an evacuation posture. The projection posture is configured to project into the sheet conveyance path so as to prevent the sheet to be loaded on a sheet loading portion from abutting on the sheet feeding member. The evacuation posture is configured to evacuate the stopper from the sheet conveyance path. The evacuation mechanism is configured to: change the stopper to have the evacuation posture, or to be in a posture changeable state where the stopper changes from the projection posture to the evacuation posture by application of external force, in conjunction with a change of the cover member from a closed state to the open state.Type: ApplicationFiled: October 28, 2014Publication date: April 30, 2015Inventor: Mashio Takezawa
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Patent number: 8196918Abstract: A feed assembly including: feed roller; support element for supporting feed roller; separating mechanism for facilitating separation of first and second sheets; and base with guide surface for guiding sheets and positioning wall for positioning separating mechanism; wherein engaging portion for engaging with separating mechanism is formed in positioning wall; separating mechanism includes: separator for separating sheets; first biasing element including first and second ends; seat including first and second walls; positioning element installed on first wall to be moved between first and second positions; and shifter for shifting positioning element; first biasing element biases separator; shifter holds positioning element in first position; and when feed roller is removed from support element, shifter moves positioning element to second position.Type: GrantFiled: December 16, 2010Date of Patent: June 12, 2012Assignee: Kyocera Mita CorporationInventors: Shingo Arimura, Mashio Takezawa
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Publication number: 20110148028Abstract: A feed assembly including: feed roller; support element for supporting feed roller; separating mechanism for facilitating separation of first and second sheets; and base with guide surface for guiding sheets and positioning wall for positioning separating mechanism; wherein engaging portion for engaging with separating mechanism is formed in positioning wall; separating mechanism includes: separator for separating sheets; first biasing element including first and second ends; seat including first and second walls; positioning element installed on first wall to be moved between first and second positions; and shifter for shifting positioning element; first biasing element biases separator; shifter holds positioning element in first position; and when feed roller is removed from support element, shifter moves positioning element to second position.Type: ApplicationFiled: December 16, 2010Publication date: June 23, 2011Applicant: KYOCERA MITA CORPORATIONInventors: Shingo Arimura, Mashio Takezawa