Patents by Inventor Yuji Ariyoshi
Yuji Ariyoshi 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: 20120089995Abstract: A disk device of the invention is provided with a trigger member rotated by being contacted with and pressed by a disk having a different diameter to be conveyed to a replayable position, a slide cam member which drives a disk installment mechanism by being pressed and moved by the trigger member, and a centering member which centers the disk so that the disk faces a turntable at the replayable position. The trigger member has a rotation shaft portion serving as a rotation center, a disk contact portion to be contacted with the disk, and a pressing portion for pressing the slide cam member, and the centering member is provided movably in a disk conveying direction by being contacted with and pressed by the conveyed disk, and has a guide portion for moving the rotation shaft portion of the trigger member in accordance with movement in the disk conveying direction.Type: ApplicationFiled: March 29, 2011Publication date: April 12, 2012Inventors: Takuto Yamazaki, Yukio Morioka, Norikatsu Yoshida, Yuji Ariyoshi, Shinichi Maeda, Hitoshi Higaki, Tatsuro Nishi
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Publication number: 20120048705Abstract: In a switching device 1 formed by integrating a connector 4 for coupling a flexible printed wiring board to a lever switch 2, the lever switch 2 comprises: a case 3; a fixed contact 20 and a movable contact 30 installed inside the case 3; and a lever 40 that deforms the movable contact 30 by tilt operation to switch contact with the fixed contact 20, the connector 4 covers a connecting terminal of the fixed contact 20 protruding from the case 3, and includes a connector cover 60 in which an insertion opening 62 to insert the flexible printed wiring board 100, and the terminal 101 of the board 100 is connected to the connecting terminal of the fixed contact 20 when the board 100 is inserted in the insertion opening 62.Type: ApplicationFiled: August 19, 2011Publication date: March 1, 2012Applicant: PANASONIC CORPORATIONInventors: Yuji ARIYOSHI, Muneyoshi Miyata, Shinichi Tadano
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Publication number: 20120000280Abstract: Provided is a flow rate measuring apparatus which prevents a reduction in flow-rate detection accuracy through reducing stress applied to a flow rate detection element. The flow rate measuring apparatus includes a support member (8) provided with a stepped portion (9) formed between a region facing a circuit board (5) and a region facing a detection portion of a flow rate detection element (3), in which the support member (8) includes a groove portion (11a) provided on a side opposite to an insertion hole (2) with respect to the region facing the detection portion, for reducing stress applied to the flow rate detection element (3).Type: ApplicationFiled: October 4, 2010Publication date: January 5, 2012Applicant: MITSUBISHI ELECTRIC CORPORATIONInventors: Naoyuki KISHIKAWA, Koji TANIMOTO, Yuji ARIYOSHI, Masahiro KAWAI, Shinichiro HIDAKA, Hiroyuki URAMACHI
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Publication number: 20120005695Abstract: A disk device is provided with a pair of slide cam members respectively starting movement when a disk is conveyed to a replayable position, and a pair of clamper lifters respectively having clamper support portions supporting clamper, the pair of clamper lifters are moved in opposite directions to each other in a horizontal direction orthogonal to a thickness direction of the disk device in conjunction with the movement of the pair of slide cam members, and formed so that timings to start movement in the opposite directions to each other are different from each other, and the clamper support portions have inclined surfaces being contacted with an outer peripheral part of the clamper in accordance with the movement of the pair of clamper lifters in the opposite directions to each other so as to move the clamper in the thickness direction of the disk device.Type: ApplicationFiled: June 29, 2011Publication date: January 5, 2012Inventors: Shinichi MAEDA, Takuto YAMAZAKI, Yukio MORIOKA, Norikatsu YOSHIDA, Yuji ARIYOSHI, Hitoshi HIGAKI, Tatsuro NISHI
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Publication number: 20110283300Abstract: There is provided a disk device having a buffer portion capable of relatively moving at least a rack at the beginning of meshing with a drive gear in an opposite direction to a moving direction of a slide cam member moved by conveyance of a disk, when the disk is conveyed to a replayable position by a disk conveyance mechanism and the slide cam member moves so that the drive gear and the rack are meshed with each other.Type: ApplicationFiled: March 29, 2011Publication date: November 17, 2011Inventors: Takuto YAMAZAKI, Yukio Morioka, Norikatsu Yoshida, Yuji Ariyoshi, Shinichi Maeda, Hitoshi Higaki, Tatsuro Nishi
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Patent number: 8037751Abstract: The flow rate measuring apparatus includes a connector portion, a main body portion, a bypass passage, a flow rate sensing element having a flow rate detection portion, a control circuit, a pair of metal terminals having end portions connected to a connector, embedded portions molded integrally with a resin portion constituting the main body portion, and exposed portions exposed in the main passage, which are connected to each other in a cascade manner, and a fluid temperature sensing element having a temperature sensing portion. The fluid temperature sensing element is arranged at a position apart from an outer wall surface of a side face of the bypass passage, and the temperature sensing portion is arranged at the center between the pair of metal terminals that are exposed in the main passage by the same length or between extension lines thereof.Type: GrantFiled: April 14, 2010Date of Patent: October 18, 2011Assignee: Mitsubishi Electric CorporationInventors: Yuji Ariyoshi, Masahiro Kawai, Koji Tanimoto, Hiroyuki Uramachi
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Publication number: 20110138927Abstract: An inflow port and an outflow port of a bypass passage have openings on a front surface near a projecting end and on a bottom surface, respectively, of a bypass passage forming member. A recess portion is disposed on the front surface of the bypass passage forming member on a circuit housing portion side of the inflow port so as to extend at a predetermined depth over an entire region in a longitudinal direction of a short side of a rectangular cross section of the bypass passage forming member.Type: ApplicationFiled: February 17, 2011Publication date: June 16, 2011Applicant: MITSUBISHI ELECTRIC CORPORATIONInventors: Yuji ARIYOSHI, Hiroyuki URAMACHI, Masahiro KAWAI, Naruki SUETAKE, Koji TANIMOTO
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Publication number: 20110132101Abstract: An inflow port and an outflow port of a bypass passage have openings on a front surface near a projecting end and on a bottom surface, respectively, of a bypass passage forming member. A recess portion is disposed on the front surface of the bypass passage forming member on a circuit housing portion side of the inflow port so as to extend at a predetermined depth over an entire region in a longitudinal direction of a short side of a rectangular cross section of the bypass passage forming member.Type: ApplicationFiled: February 17, 2011Publication date: June 9, 2011Applicant: MITSUBISHI ELECTRIC CORPORATIONInventors: Yuji ARIYOSHI, Hiroyuki URAMACHI, Masahiro KAWAI, Naruki SUETAKE, Koji TANIMOTO
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Patent number: 7942052Abstract: An inflow port and an outflow port of a bypass passage have openings on a front surface near a projecting end and on a bottom surface, respectively, of a bypass passage forming member. A recess portion is disposed on the front surface of the bypass passage forming member on a circuit housing portion side of the inflow port so as to extend at a predetermined depth over an entire region in a longitudinal direction of a short side of a rectangular cross section of the bypass passage forming member.Type: GrantFiled: January 9, 2009Date of Patent: May 17, 2011Assignee: Mitsubishi Electric CorporationInventors: Yuji Ariyoshi, Hiroyuki Uramachi, Masahiro Kawai, Naruki Suetake, Koji Tanimoto
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Publication number: 20110088464Abstract: The flow rate measuring apparatus includes a connector portion, a main body portion, a bypass passage, a flow rate sensing element having a flow rate detection portion, a control circuit, a pair of metal terminals having end portions connected to a connector, embedded portions molded integrally with a resin portion constituting the main body portion, and exposed portions exposed in the main passage, which are connected to each other in a cascade manner, and a fluid temperature sensing element having a temperature sensing portion. The fluid temperature sensing element is arranged at a position apart from an outer wall surface of a side face of the bypass passage, and the temperature sensing portion is arranged at the center between the pair of metal terminals that are exposed in the main passage by the same length or between extension lines thereof.Type: ApplicationFiled: April 14, 2010Publication date: April 21, 2011Applicant: MITSUBISHI ELECTRIC CORPORATIONInventors: Yuji ARIYOSHI, Masahiro KAWAI, Koji TANIMOTO, Hiroyuki URAMACHI
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Patent number: 7926343Abstract: In a flow rate measuring device including a bypass channel having at least one bending portion and at least one channel portions, a detecting element is disposed in the bypass channel to detect the flow rate of measurement target fluid, a ratio L/H of a width H of the channel portion in which the detecting element is disposed, and a distance L from the bending portion at the upstream side of the detecting element to the upstream end portion of the detecting portion is set in range from 0 to 0.7, and a ratio D/H of a distance D from the wall surface of the base side of the detecting element to the center of the detecting portion of the surface of the detecting element and the width H of the channel portion is set in the range from 0.22 to 0.33.Type: GrantFiled: May 8, 2009Date of Patent: April 19, 2011Assignee: Mitsubishi Electric CorporationInventors: Yuji Ariyoshi, Masahiro Kawai, Koji Tanimoto, Hiroyuki Uramachi
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Publication number: 20100313651Abstract: Although flow detection accuracy deterioration due to a subject fluid inflow into a gap between a sensor device and an engaging portion is prevented by an underflow inhibitor, the underflow inhibitor overflow to a sensor device surface results in the subject fluid turbulence, causing a flow element output fluctuation risk. One solution is a configuration comprising a sensor device made of a planar semiconductor material with a heating element and an intake air temperature detection element formed thereon, a support member containing an engaging portion the sensor device is engaged to, which is placed at a passage the subject fluid circulates and underflow inhibitor being filled into a void between the sensor device and the support member to prevent the subject fluid from flowing into the void, and a pooling portion being placed to prevent the under flow inhibitor from overflowing out of the void.Type: ApplicationFiled: December 18, 2009Publication date: December 16, 2010Applicant: Mitsubishi Electric CorporationInventors: Shinichiro Hidaka, Masahiro Kawai, Yuji Ariyoshi, Hiroyuki Uramachi
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Patent number: 7716692Abstract: A disc device includes the following: a traverse base 5 that can be moved between a recording/reproducing position and a standby position, on which an optical pickup 2 and a turntable 1 are mounted; a front cover 3 including a disc carrying surface 3a that carries a disc 4 and an aperture 3b that is formed in the disc carrying surface 3a and allows the turntable 1 to pass through when the traverse base 5 is moved between the recording/reproducing position and the standby position; and centering members 8 for holding and shifting the disc 4 to a position where the center of the disc 4 is aligned with the center of the turntable 1. The loading of a disc can be performed in an easy and highly flexible manner.Type: GrantFiled: September 21, 2005Date of Patent: May 11, 2010Assignee: Panasonic CorporationInventors: Yuji Ariyoshi, Naohisa Tanabe
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Publication number: 20100095761Abstract: In a flow rate measuring device including a bypass channel having at least one bending portion and at least one channel portions, a detecting element is disposed in the bypass channel to detect the flow rate of measurement target fluid, a ratio L/H of a width H of the channel portion in which the detecting element is disposed, and a distance L from the bending portion at the upstream side of the detecting element to the upstream end portion of the detecting portion is set in range from 0 to 0.7, and a ratio D/H of a distance D from the wall surface of the base side of the detecting element to the center of the detecting portion of the surface of the detecting element and the width H of the channel portion is set in the range from 0.22 to 0.33.Type: ApplicationFiled: May 8, 2009Publication date: April 22, 2010Applicant: MITSUBISHI ELECTRIC CORPORATIONInventors: Yuji Ariyoshi, Masahiro Kawai, Koji Tanimoto, Hiroyuki Uramachi
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Thermal flow sensor having an amplifier section for adjusting the temperature of the heating element
Patent number: 7658102Abstract: A thermal flow sensor can adjust the temperature of a heating element in a highly precise and reliable manner with the use of simple circuits, devices and process steps. The sensor includes an amplifier section (7) that amplifies a voltage across opposite ends of at least one of resistors (3, 4, 5) that constitute a bridge circuit, a current control section (9) that is controlled based on an output voltage of the amplifier section (7), and an output terminal (14) that is connected to one end of a heating element (1) that is controlled to be energized by the current control section (9). The amplifier section (7) includes an amplification factor control section for controlling an amplification factor by an electric signal from a computer, and uses an output voltage which has been amplified and impressed to an input voltage to an operational amplifier (8).Type: GrantFiled: September 12, 2008Date of Patent: February 9, 2010Assignee: Mitsubishi Denki Kabushiki KaishaInventors: Kazuhiko Ohtsuka, Yuji Ariyoshi -
Publication number: 20100000308Abstract: An inflow port and an outflow port of a bypass passage have openings on a front surface near a projecting end and on a bottom surface, respectively, of a bypass passage forming member. A recess portion is disposed on the front surface of the bypass passage forming member on a circuit housing portion side of the inflow port so as to extend at a predetermined depth over an entire region in a longitudinal direction of a short side of a rectangular cross section of the bypass passage forming member.Type: ApplicationFiled: January 9, 2009Publication date: January 7, 2010Applicant: MITSUBISHI ELECTRIC CORPORATIONInventors: Yuji ARIYOSHI, Hiroyuki URAMACHI, Masahiro KAWAI, Naruki SUETAKE, Koji TANIMOTO
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Thermal flow sensor having an amplifier section for adjusting the temperature of the heating element
Patent number: 7574909Abstract: A thermal flow sensor can adjust the temperature of a heating element in a highly precise and reliable manner with the use of simple circuits, devices and process steps. The sensor includes an amplifier section (7) that amplifies a voltage across opposite ends of at least one of resistors (3, 4, 5) that constitute a bridge circuit, a current control section (9) that is controlled based on an output voltage of the amplifier section (7), and an output terminal (14) that is connected to one end of a heating element (1) that is controlled to be energized by the current control section (9). The amplifier section (7) includes an amplification factor control section for controlling an amplification factor by an electric signal from a computer, and uses an output voltage which has been amplified and impressed to an input voltage to an operational amplifier (8).Type: GrantFiled: September 12, 2008Date of Patent: August 18, 2009Assignee: Mitsubishi Denki Kabushiki KaishaInventors: Kazuhiko Ohtsuka, Yuji Ariyoshi -
Thermal flow sensor having an amplifier section for adjusting the temperature of the heating element
Patent number: 7568388Abstract: A thermal flow sensor can adjust the temperature of a heating element in a highly precise and reliable manner with the use of simple circuits, devices and process steps. The sensor includes an amplifier section (7) that amplifies a voltage across opposite ends of at least one of resistors (3, 4, 5) that constitute a bridge circuit, a current control section (9) that is controlled based on an output voltage of the amplifier section (7), and an output terminal (14) that is connected to one end of a heating element (1) that is controlled to be energized by the current control section (9). The amplifier section (7) includes an amplification factor control section for controlling an amplification factor by an electric signal from a computer, and uses an output voltage which has been amplified and impressed to an input voltage to an operational amplifier (8).Type: GrantFiled: September 12, 2008Date of Patent: August 4, 2009Assignee: Mitsubishi Denki Kabushiki KaishaInventors: Kazuhiko Ohtsuka, Yuji Ariyoshi -
Thermal flow sensor having an amplifier section for adjusting the temperature of the heating element
Patent number: 7568387Abstract: A thermal flow sensor can adjust the temperature of a heating element in a highly precise and reliable manner with the use of simple circuits, devices and process steps. The sensor includes an amplifier section (7) that amplifies a voltage across opposite ends of at least one of resistors (3, 4, 5) that constitute a bridge circuit, a current control section (9) that is controlled based on an output voltage of the amplifier section (7), and an output terminal (14) that is connected to one end of a heating element (1) that is controlled to be energized by the current control section (9). The amplifier section (7) includes an amplification factor control section for controlling an amplification factor by an electric signal from a computer, and uses an output voltage which has been amplified and impressed to an input voltage to an operational amplifier (8).Type: GrantFiled: September 12, 2008Date of Patent: August 4, 2009Assignee: Mitsubishi Denki Kabushiki KaishaInventors: Kazuhiko Ohtsuka, Yuji Ariyoshi -
Thermal flow sensor having an amplifier section for adjusting the temperature of the heating element
Patent number: 7562569Abstract: A thermal flow sensor can adjust the temperature of a heating element in a highly precise and reliable manner with the use of simple circuits, devices and process steps. The sensor includes an amplifier section (7) that amplifies a voltage across opposite ends of at least one of resistors (3, 4, 5) that constitute a bridge circuit, a current control section (9) that is controlled based on an output voltage of the amplifier section (7), and an output terminal (14) that is connected to one end of a heating element (1) that is controlled to be energized by the current control section (9). The amplifier section (7) includes an amplification factor control section for controlling an amplification factor by an electric signal from a computer, and uses an output voltage which has been amplified and impressed to an input voltage to an operational amplifier (8).Type: GrantFiled: September 12, 2008Date of Patent: July 21, 2009Assignee: Mitsubishi Denki Kabushiki KaishaInventors: Kazuhiko Ohtsuka, Yuji Ariyoshi