Patents by Inventor Masanori Takai
Masanori Takai 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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Publication number: 20100202791Abstract: A fixing unit that heat-fixes the toner image onto the sheet, has: an information acquisition section that acquires information concerning a factor causing the input voltage which is supplied to a heater for heating the heating roller to vary; a temperature setting section that sets a target temperature of the heater based on the information acquired by the information acquisition section; and a temperature controller that controls the temperature of the heater such that the heating roller becomes the target temperature set by the temperature setting section.Type: ApplicationFiled: April 20, 2010Publication date: August 12, 2010Applicants: KABUSHIKI KAISHA TOSHIBA, TOSHIBA TEC KABUSHIKI KAISHAInventors: Masanori Takai, Satoshi Himeno
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Patent number: 7729629Abstract: A fixing unit that heat-fixes the toner image onto the sheet, has: an information acquisition section that acquires information concerning a factor causing the input voltage which is supplied to a heater for heating the heating roller to vary; a temperature setting section that sets a target temperature of the heater based on the information acquired by the information acquisition section; and a temperature controller that controls the temperature of the heater such that the heating roller becomes the target temperature set by the temperature setting section.Type: GrantFiled: June 15, 2007Date of Patent: June 1, 2010Assignees: Kabushiki Kaisha Toshiba, Toshiba Tec Kabushiki KaishaInventors: Masanori Takai, Satoshi Himeno
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Patent number: 7672632Abstract: A heat roller of a fixing apparatus according to an embodiment of the invention has a slidable metal belt on an outer side of an elastic roller. The width of the metal belt is made larger than that of the elastic roller. Flanges, each of which regulates a sliding movement of the metal belt by being in contact with an edge of the metal belt, are provided on both sides of a press roller opposite the metal belt.Type: GrantFiled: November 19, 2007Date of Patent: March 2, 2010Assignees: Kabushiki Kaisha Toshiba, Toshiba Tec Kabushiki KaishaInventors: Toshihiro Sone, Osamu Takagi, Satoshi Kinouchi, Yoshinori Tsueda, Tetsuo Kitamura, Hiroshi Nakayama, Yohei Doi, Kazuhiko Kikuchi, Masanori Takai, Toyoyasu Kusaka
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Patent number: 7613410Abstract: An image formation apparatus is provided for supporting adjustment of the distance between a heat roller and a heating unit for heating the heat roller, thereby supporting adjustment of supplied power to the heating unit. The image formation apparatus includes a heat roller for clamping paper with a toner image formed thereon with a pressurization roller; a heating unit being placed facing the heat roller for heating the heat roller; a power supply unit for supplying power to the heating unit; an acquisition unit for acquiring a power value based on the power supplied from the power supply unit; a comparison unit for making a comparison between the power value acquired by the acquisition unit and a predetermined power value; and a display unit for displaying information concerning adjustment of a distance from the heat roller to the heating unit based on the comparison result of the comparison unit.Type: GrantFiled: November 20, 2007Date of Patent: November 3, 2009Assignees: Kabushiki Kaisha Toshiba, Toshiba Tec Kabushiki KaishaInventors: Yohei Doi, Hiroshi Nakayama, Tetsuo Kitamura, Masanori Takai, Kazuhiko Kikuchi, Toyoyasu Kusaka, Satoshi Kinouchi, Yoshinori Tsueda, Osamu Takagi, Toshihiro Sone
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Publication number: 20090103958Abstract: In an embodiment of the present invention, one side of first and second side coils formed by winding a Litz wire plural times are formed by bending the Litz wire and the other sides thereof are formed by simply winding the Litz wire without bending the same. The bent one ends of the first and second side coils are arranged to be adjacent to a center coil and the other ends simply wound without being bent are arranged to be opposed to both ends of a heat roller.Type: ApplicationFiled: October 7, 2008Publication date: April 23, 2009Applicants: KABUSHIKI KAISHA TOSHIBA, TOSHIBA TEC KABUSHIKI KAISHAInventors: Masanori TAKAI, Shuji YOKOYAMA
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Publication number: 20090101635Abstract: In an embodiment of the invention, a plug is connected to an end of a litz wire of an electromagnetic induction coil. In a state where the plug is protruded, the electromagnetic induction coil, an insulating plate, a magnetic core and a coil holder are integrally sealed with a coil mold. A center coil unit, a first and a second side coil units are arranged to be opposite to a heat roller, the plug is inserted in a socket of a power source code or a connection code, and the electromagnetic induction coil can be connected to a power source.Type: ApplicationFiled: October 7, 2008Publication date: April 23, 2009Applicants: KABUSHIKI KAISHA TOSHIBA, TOSHIBA TEC KABUSHIKI KAISHAInventors: Shuji YOKOYAMA, Masanori TAKAI
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Publication number: 20090087819Abstract: Meal menu data suitable for each patient is created as a combination of a plurality of types of meal according to the symptom, actual condition, or preference and provided to the patient or alliance restaurants. An information processing system for meal management comprises medical institution network servers interconnected through a bidirectional information communication network, restaurant servers, patient data processors, and a center server.Type: ApplicationFiled: December 22, 2005Publication date: April 2, 2009Applicant: SHOEI PRINTING CO., LTD.Inventors: Yukihiko Adachi, Masahiko Kakiuchi, Kazuko Iwata, Susumu Imai, Masanori Takai, Tetsuya Kaneko
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Publication number: 20090067903Abstract: In an embodiment of the present invention, an electromagnetic induction coil, insulating plates, and a magnetic core are positioned by a coil holder including holder plates on which ribs are integrally formed. Consequently, the electromagnetic induction coil is regulated from sliding on the holder plates and fixed in a desired proper position regardless of flows of a mold material caused when a coil mold is injection-molded.Type: ApplicationFiled: September 8, 2008Publication date: March 12, 2009Applicants: Kabushiki Kaisha Toshiba, Toshiba Tec Kabushiki KaishaInventors: Shuji Yokoyama, Masanori Takai
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Publication number: 20080267676Abstract: In a coil unit according to this invention in which an electromagnetic induction coil and a magnetic core are sealed by a coil mold, an insulating board that secures insulation between the electromagnetic induction coil and the magnetic core and that can adjust the distance between them is provided between the electromagnetic induction coil and the magnetic core.Type: ApplicationFiled: April 27, 2007Publication date: October 30, 2008Applicants: KABUSHIKI KAISHA TOSHIBA, TOSHIBA TEC KABUSHIKI KAISHAInventors: Masanori Takai, Satoshi Kinouchi
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Patent number: 7444106Abstract: A heat fixing member according to the invention has a surface layer formed on the surface of the substrate with a three-layer structure of a primer layer, an middle layer, and a topcoat layer. The binder-resin content decreases in order from the primer layer to the topcoat layer. The fluorocarbon-resin content increases in order from the primer layer to the topcoat layer. The topcoat layer is made of a fluorocarbon resin having high ability of release and a fluorocarbon resin having high abrasion resistance. Thus, the surface layer can be prevented from peeling without losing ability of release and can be decreased in abrasion.Type: GrantFiled: June 11, 2007Date of Patent: October 28, 2008Assignees: Kabushiki Kaisha Toshiba, Toshiba Tec Kabushiki KaishaInventors: Kazuhiko Kikuchi, Masanori Takai, Satoshi Himeno, Yuichi Yokoyama, Kazuhisa Takeda, Yasunari Miyazaki
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Publication number: 20080131159Abstract: In a drive detection device for a fixing device according to an embodiment of the present invention, a non-paper passing area of a heat roller is formed by a surface where a metal conductive layer is exposed and a surface where a silicon rubber layer is exposed. The drive detection device has an infrared temperature sensor that detects the temperature of the non-paper passing area. When a detection result of the infrared temperature sensor is fluctuated a fixed amount or more in a predetermined time, the drive detection device determines that the heat roller is rotating. Otherwise, the drive detection device determines that the heat roller is not rotating.Type: ApplicationFiled: November 29, 2007Publication date: June 5, 2008Applicants: KABUSHIKI KAISHA TOSHIBA, TOSHIBA TEC KABUSHIKI KAISHAInventors: Toshihiro Sone, Osamu Takagi, Satoshi Kinouchi, Yoshinori Tsueda, Tetsuo Kitamura, Hiroshi Nakayama, Yohei Doi, Kazuhiko Kikuchi, Masanori Takai, Toyoyasu Kusaka
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Publication number: 20080124109Abstract: A heat roller of a fixing apparatus according to an embodiment of the invention has a slidable metal belt on an outer side of an elastic roller. The width of the metal belt is made larger than that of the elastic roller. Flanges, each of which regulates a sliding movement of the metal belt by being in contact with an edge of the metal belt, are provided on both sides of a press roller opposite the metal belt.Type: ApplicationFiled: November 19, 2007Publication date: May 29, 2008Applicants: KABUSHIKI KAISHA TOSHIBA, TOSHIBA TEC KABUSHIKI KAISHAInventors: Toshihiro Sone, Osamu Takagi, Satoshi Kinouchi, Yoshinori Tsueda, Tetsuo Kitamura, Hiroshi Nakayama, Yohei Doi, Kazuhiko Kikuchi, Masanori Takai, Toyoyasu Kusaka
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Publication number: 20080118265Abstract: A fixing apparatus according to an embodiment of the present invention controls, using a CPU and a temperature comparator, an inverter circuit that supplies electric power to an induction heating coil and performs temperature control for a heat roller. The CPU adjusts and controls a power value supplied by the inverter circuit. When the adjustment and control of the power value by the CPU is late, the inverter circuit is ON-OFF controlled by the temperature comparator.Type: ApplicationFiled: November 19, 2007Publication date: May 22, 2008Applicants: KABUSHIKI KAISHA TOSHIBA, TOSHIBA TEC KABUSHIKI KAISHAInventors: Satoshi Kinouchi, Osamu Takagi, Yoshinori Tsueda, Tetsuo Kitamura, Hiroshi Nakayama, Yohei Doi, Kazuhiko Kikuchi, Masanori Takai, Toyoyasu Kusaka, Toshihiro Sone
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Publication number: 20080118266Abstract: A fixing device according to an embodiment of the present invention heats a metal conductive layer of a heat roller using an induction current generating coil. In order to supplement a heat capacity of the heat roller, a press roller having a large heat capacity is heated by a halogen lamp. During a start of activation of an image forming apparatus, when a printer control circuit is started, the supply of electric power to the halogen lamp is started before warming-up is started.Type: ApplicationFiled: November 19, 2007Publication date: May 22, 2008Applicants: KABUSHIKI KAISHA TOSHIBA, TOSHIBA TEC KABUSHIKI KAISHAInventors: Hiroshi Nakayama, Yohei Doi, Tetsuo Kitamura, Osamu Takagi, Satoshi Kinouchi, Yoshinori Tsueda, Kazuhiko Kikuchi, Masanori Takai, Toyoyasu Kusaka, Toshihiro Sone
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Publication number: 20080118263Abstract: A fixing device according to an embodiment of the present invention includes a microcomputer that exclusively performs temperature control for the fixing device. The microcomputer periodically calculates electric power that can be supplied to the fixing device. The microcomputer detects the temperature of the fixing device and the temperature in a printer unit and feedback-controls electric power supplied to the fixing device.Type: ApplicationFiled: November 19, 2007Publication date: May 22, 2008Applicants: KABUSHIKI KAISHA TOSHIBA, TOSHIBA TEC KABUSHIKI KAISHAInventors: Hiroshi Nakayama, Yohei Doi, Tetsuo Kitamura, Osamu Takagi, Satoshi Kinouchi, Yoshinori Tsueda, Kazuhiko Kikuchi, Masanori Takai, Toyoyasu Kusaka, Toshihiro Sone
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Publication number: 20080118282Abstract: A heat roller of a fixing apparatus according to an embodiment of the invention has a slidable metal belt on an outer side of an elastic roller. At the room temperature, the outer diameter of the elastic roller is smaller than the inner diameter of the metal belt. On the other hand, when the elastic roller is thermally expanded, the metal belt and the elastic roller fit onto each other in a state in which the metal belt fastens the elastic roller.Type: ApplicationFiled: November 19, 2007Publication date: May 22, 2008Applicants: KABUSHIKI KAISHA TOSHIBA, TOSHIBA TEC KABUSHIKI KAISHAInventors: Osamu Takagi, Satoshi Kinouchi, Yoshinori Tsueda, Tetsuo Kitamura, Hiroshi Nakayama, Yohei Doi, Kazuhiko Kikuchi, Masanori Takai, Toyoyasu Kusaka, Toshihiro Sone
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Publication number: 20080118283Abstract: In a heat roller of a fixing apparatus according to an embodiment of the present invention, a sleeve is slidable with respect to a supporting roller. Flanges that regulate the sleeve have smooth surfaces, are arranged at gaps apart from a foamed rubber layer of the supporting roller, and freely rotate with respect to the supporting roller. Edges at both ends of the foamed rubber layer of the supporting roller are formed in an R shape and set shorter than the length of a body of the press roller. The sleeve has markings for detecting a state of the heat roller.Type: ApplicationFiled: November 19, 2007Publication date: May 22, 2008Applicants: KABUSHIKI KAISHA TOSHIBA, TOSHIBA TEC KABUSHIKI KAISHAInventors: Yoshinori Tsueda, Osamu Takagi, Satoshi Kinouchi, Tetsuo Kitamura, Hiroshi Nakayama, Yohei Doi, Kazuhiko Kikuchi, Masanori Takai, Toyoyasu Kusaka, Toshihiro Sone
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Publication number: 20080118260Abstract: An image formation apparatus is provided for supporting adjustment of the distance between a heat roller and a heating unit for heating the heat roller, thereby supporting adjustment of supplied power to the heating unit. The image formation apparatus includes a heat roller for clamping paper with a toner image formed thereon with a pressurization roller; a heating unit being placed facing the heat roller for heating the heat roller; a power supply unit for supplying power to the heating unit; an acquisition unit for acquiring a power value based on the power supplied from the power supply unit; a comparison unit for making a comparison between the power value acquired by the acquisition unit and a predetermined power value; and a display unit for displaying information concerning adjustment of a distance from the heat roller to the heating unit based on the comparison result of the comparison unit.Type: ApplicationFiled: November 20, 2007Publication date: May 22, 2008Applicants: KABUSHIKI KAISHA TOSHIBA, TOSHIBA TEC KABUSHIKI KAISHAInventors: Yohei Doi, Hiroshi Nakayama, Tetsuo Kitamura, Masanori Takai, Kazuhiko Kikuchi, Toyoyasu Kusaka, Satoshi Kinouchi, Yoshinori Tsueda, Osamu Takagi, Toshihiro Sone
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Publication number: 20080118262Abstract: In a fixing apparatus of an embodiment of the invention, a heat roller forwardly and reversely rotated by a drive motor capable of forwardly and reversely rotating is heated by an induction heating coil also when it is reversely rotated. Further, the roller control temperature of the heat roller by a control system is adjusted according to a time of forward rotation of the heat roller and a time of reverse rotation, or a time when the heat roller and a press roller are separated from each other and a time when they are in contact with each other. Besides, after a specified time has passed since an instruction of reverse rotation or forward rotation by a drive signal, output of the induction heating coil is tuned on.Type: ApplicationFiled: November 19, 2007Publication date: May 22, 2008Applicants: KABUSHIKI KAISHA TOSHIBA, TOSHIBA TEC KABUSHIKI KAISHAInventors: Satoshi Kinouchi, Osamu Takagi, Yoshinori Tsueda, Tetsuo Kitamura, Hiroshi Nakayama, Yohei Doi, Kazuhiko Kikuchi, Masanori Takai, Toyoyasu Kusaka, Toshihiro Sone
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Publication number: 20080003008Abstract: There is provided a technique capable of preventing disadvantages such as defective fixing and curling of a sheet irrespective of presence or absence of a variation in the voltage value of a power source in an image forming apparatus and thereby realizing satisfactory fixing processing. a fixing unit that heat-fixes the toner image onto the sheet, has: an information acquisition section that acquires information concerning a factor causing the input voltage which is supplied to a heater for heating the heating roller to vary; a temperature setting section that sets a target temperature of the heater based on the information acquired by the information acquisition section; and a temperature controller that controls the temperature of the heater such that the heating roller becomes the target temperature set by the temperature setting section.Type: ApplicationFiled: June 15, 2007Publication date: January 3, 2008Applicants: KABUSHIKI KAISHA TOSHIBA, TOSHIBA TEC KABUSHIKI KAISHAInventors: Masanori Takai, Satoshi Himeno