Patents by Inventor Shigeki Totsuka
Shigeki Totsuka 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: 11306630Abstract: An on-vehicle oil sensor includes an enclosure and a detecting unit. The enclosure includes: an enclosure inner space provided inside the enclosure and configured to allow oil to enter the enclosure inner space; and a plurality of oil paths provided in the enclosure and connecting an exterior of the enclosure to the enclosure inner space. The detecting unit is configured to detect at least one of pressure of oil in the enclosure inner space and temperature of oil in the enclosure inner space.Type: GrantFiled: April 14, 2020Date of Patent: April 19, 2022Assignee: YAZAKI CORPORATIONInventors: Daichi Muramoto, Kazuyuki Matsunaga, Shigeki Totsuka, Hiroaki Nasuno
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Patent number: 11226355Abstract: A shunt-resistance type current detector includes a flat-plate shaped shunt resistor joined between a flat-plate shaped first bus bar and a flat-plate shaped second bus bar. Each of the bus bars includes respective detection conductors connected to a current detector. The shunt resistor and each of the bus bars are joined via weld parts. A gap for mounting the shunt resistor is formed between the first bus bar and the second bus bar, and projected parts are formed each being projected toward the gap from opposing faces opposing to each other in the gap. The shunt resistor comes an contact with each of the projected parts in a top-and-bottom direction.Type: GrantFiled: September 3, 2020Date of Patent: January 18, 2022Assignee: YAZAKI CORPORATIONInventors: Yuusuke Aono, Shigeki Totsuka, Yoshiaki Makino
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Publication number: 20210072286Abstract: A shunt-resistance type current detector includes a flat-plate shaped shunt resistor joined between a flat-plate shaped first bus bar and a flat-plate shaped second bus bar. Each of the bus bars includes respective detection conductors connected to a current detector. The shunt resistor and each of the bus bars are joined via weld parts. A gap for mounting the shunt resistor is formed between the first bus bar and the second bus bar, and projected parts are formed each being projected toward the gap from opposing faces opposing to each other in the gap. The shunt resistor comes an contact with each of the projected parts in a top-and-bottom direction.Type: ApplicationFiled: September 3, 2020Publication date: March 11, 2021Inventors: Yuusuke Aono, Shigeki Totsuka, Yoshiaki Makino
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Publication number: 20200332685Abstract: An on-vehicle oil sensor includes an enclosure and a detecting unit. The enclosure includes: an enclosure inner space provided inside the enclosure and configured to allow oil to enter the enclosure inner space; and a plurality of oil paths provided in the enclosure and connecting an exterior of the enclosure to the enclosure inner space. The detecting unit is configured to detect at least one of pressure of oil in the enclosure inner space and temperature of oil in the enclosure inner space.Type: ApplicationFiled: April 14, 2020Publication date: October 22, 2020Applicant: Yazaki CorporationInventors: Daichi Muramoto, Kazuyuki Matsunaga, Shigeki Totsuka, Hiroaki Nasuno
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Patent number: 10031001Abstract: When a press-in part 81 is inserted into a press-in hole 93, a vertex of the press-in part 81 deformed to a form along the inner surface of the press-in hole 93 comes into contact with the inner surface of the press-in hole 93 and a press-in force when the press-in part 81 is inserted into the press-in hole 93 or a pull-out force when the press-in part 81 is pulled out from the press-in hole 93 is set in according with the length of an intersecting line that a surface on which the outer surface of the press-in part 81 comes into contact with the inner surface of the press-in hole 93 and a section intersecting orthogonally to the axial direction of the press-in part 81 intersect.Type: GrantFiled: March 18, 2014Date of Patent: July 24, 2018Assignee: YAZAKI CORPORATIONInventors: Yuusuke Aono, Shigeki Totsuka
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Patent number: 9415688Abstract: A vehicular display unit includes: a main display disposed in a forward position of a driver and adapted to display vehicle information; an external display, other than the main display, disposed in the forward position of the driver, adapted to display vehicle information and having a screen functioning as an operation portion; and a display mover mechanism including a gear belt disposed on a circumferential track and configured to move the external display in a vehicle forward-rearward direction by a circumferential movement of the gear belt, and a gear mechanism configured to transmit a driving force of a driving source to the gear belt.Type: GrantFiled: October 19, 2012Date of Patent: August 16, 2016Assignee: YAZAKI CORPORATIONInventors: Shigeru Hagiwara, Shigeki Totsuka
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Patent number: 9211794Abstract: A vehicular display unit includes: a main display disposed in a forward position of a driver and adapted to display vehicle information; an external display, other than the main display, disposed in the forward position of the driver, and switchable between a touch panel display mode for displaying vehicle information and capable of making a touch panel operation and an ordinary display mode for displaying the vehicle information and incapable of making the touch panel operation; a display mover mechanism configured to move the external display in a vehicular forward-rearward direction; and a controller for controlling the moving of the display mover mechanism based on a display movement request from the driver, vehicle speed information and a touch panel display request of the external display.Type: GrantFiled: October 16, 2012Date of Patent: December 15, 2015Assignee: YAZAKI CORPORATIONInventors: Shigeru Hagiwara, Shigeki Totsuka
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Patent number: 8905564Abstract: An illuminating structure of a meter apparatus illuminates an indicator 7 and a text panel 9 while the indicator 7 rotates to indicate various kinds of information, wherein the rotary shaft 5 has lateral light separating unit 10, formed with a dented portion toward a light source 3, at the front end surface of the front end portion thereof, and the lateral light separating unit 10 partially separates the illuminating light incident to the indicator 7 toward the text panel 9.Type: GrantFiled: April 2, 2013Date of Patent: December 9, 2014Assignee: Yazaki CorporationInventors: Masaaki Sano, Tetsuya Maebashi, Shigeki Totsuka
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Publication number: 20140320768Abstract: A vehicular display unit includes: a main display disposed in a forward position of a driver and adapted to display vehicle information; an external display, other than the main display, disposed in the forward position of the driver, and switchable between a touch panel display mode for displaying vehicle information and capable of making a touch panel operation and an ordinary display mode for displaying the vehicle information and incapable of making the touch panel operation; a display mover mechanism configured to move the external display in a vehicular forward-rearward direction; and a controller for controlling the moving of the display mover mechanism based on a display movement request from the driver, vehicle speed information and a touch panel display request of the external display.Type: ApplicationFiled: October 16, 2012Publication date: October 30, 2014Inventors: Shigeru Hagiwara, Shigeki Totsuka
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Patent number: 8826507Abstract: When a press-in part 81 is pressed-in to a press-in hole 93, a vertex of the press-in part 81 deformed to a form along the inner surface of the press-in hole 93 comes into contact with the inner surface of the press-in hole 93 and a press-in force when the press-in part 81 is inserted into the press-in hole 93 or a pull-out force when the press-in part 81 is pulled out from the press-in hole 93 is set in according with the length of an intersecting line that a surface on which the outer surface of the press-in part 81 comes into contact with the inner surface of the press-in hole 93 and a section intersecting orthogonally to the axial direction of the press-in part 81 intersect.Type: GrantFiled: November 9, 2010Date of Patent: September 9, 2014Assignee: Yazaki CorporationInventors: Yuusuke Aono, Shigeki Totsuka
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Publication number: 20140198477Abstract: When a press-in part 81 is pressed-in to a press-in hole 93, a vertex of the press-in part 81 deformed to a form along the inner surface of the press-in hole 93 comes into contact with the inner surface of the press-in hole 93 and a press-in force when the press-in part 81 is inserted into the press-in hole 93 or a pull-out force when the press-in part 81 is pulled out from the press-in hole 93 is set in according with the length of an intersecting line that a surface on which the outer surface of the press-in part 81 comes into contact with the inner surface of the press-in hole 93 and a section intersecting orthogonally to the axial direction of the press-in part 81 intersect.Type: ApplicationFiled: March 18, 2014Publication date: July 17, 2014Applicant: YAZAKI CORPORATIONInventors: Yuusuke AONO, Shigeki TOTSUKA
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Patent number: 8353254Abstract: An instrument system includes a speedometer as an indicating instrument. The speedometer includes a disk-like dial, a movement element, and an indicating needle. The dial includes an indication element indicative of vehicle's speed. The movement element has an output shaft connected to a measurement device measuring the vehicle's speed and configured to rotate based on measurements obtained by the measurement device. The needle is attached to the output shaft by a mounting structure. The needle includes a skirt attached to the output shaft of the movement element, and a pointer extending radially from the skirt, so as to be rotated by the output shaft and indicate a value of interest of the indication element of the dial. The skirt includes a hole into which the output shaft is press-fit. The hole has an elliptical cross section.Type: GrantFiled: May 17, 2010Date of Patent: January 15, 2013Assignee: Yazaki CorporationInventors: Yuusuke Aono, Shigeki Totsuka
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Publication number: 20110107575Abstract: When a press-in part 81 is pressed-in to a press-in hole 93, a vertex of the press-in part 81 deformed to a form along the inner surface of the press-in hole 93 comes into contact with the inner surface of the press-in hole 93 and a press-in force when the press-in part 81 is inserted into the press-in hole 93 or a pull-out force when the press-in part 81 is pulled out from the press-in hole 93 is set in according with the length of an intersecting line that a surface on which the outer surface of the press-in part 81 comes into contact with the inner surface of the press-in hole 93 and a section intersecting orthogonally to the axial direction of the press-in part 81 intersect.Type: ApplicationFiled: November 9, 2010Publication date: May 12, 2011Applicant: YAZAKI CORPORATIONInventors: Yuusuke AONO, Shigeki TOTSUKA
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Publication number: 20100294194Abstract: An instrument system includes a speedometer as an indicating instrument. The speedometer includes a disk-like dial, a movement element, and an indicating needle. The dial includes an indication element indicative of vehicle's speed. The movement element has an output shaft connected to a measurement device measuring the vehicle's speed and configured to rotate based on measurements obtained by the measurement device. The needle is attached to the output shaft by a mounting structure. The needle includes a skirt attached to the output shaft of the movement element, and a pointer extending radially from the skirt, so as to be rotated by the output shaft and indicate a value of interest of the indication element of the dial. The skirt includes a hole into which the output shaft is press-fit. The hole has an elliptical cross section.Type: ApplicationFiled: May 17, 2010Publication date: November 25, 2010Applicant: Yazaki CorporationInventors: Yuusuke Aono, Shigeki Totsuka
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Patent number: 7573255Abstract: A hollow box-shaped mover or a needle is moved, without using a power transmission mechanism midway, to a portion according to a measured value of a graduation portion, by housing the mover between a dial and a surrounding facing and in a guide groove portion formed along a graduation portion, in a manner to move along the guide groove portion, by attaching a needle to the mover, and by moving the mover along the guide groove portion by a linear motor unit, which is constituted to have a multipolar magnet of the guide groove portion and two coils housed in the mover.Type: GrantFiled: February 5, 2007Date of Patent: August 11, 2009Assignee: Yazaki CorporationInventor: Shigeki Totsuka
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Publication number: 20070190832Abstract: A hollow box-shaped mover or a needle is moved, without using a power transmission mechanism midway, to a portion according to a measured value of a graduation portion, by housing the mover between a dial and a surrounding facing and in a guide groove portion formed along a graduation portion, in a manner to move along the guide groove portion, by attaching a needle to the mover, and by moving the mover along the guide groove portion by a linear motor unit, which is constituted to have a multipolar magnet of the guide groove portion and two coils housed in the mover.Type: ApplicationFiled: February 5, 2007Publication date: August 16, 2007Inventor: Shigeki Totsuka
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Patent number: 6657335Abstract: A stepping motor which includes: exciting coils; a rotor provided with a plurality of N/S poles so as to rotate following a change of an excitation state of the exciting coils; and a detecting coil provided separately from the exciting coils so as to generate induction voltage according to rotation of the rotor.Type: GrantFiled: April 5, 2001Date of Patent: December 2, 2003Assignee: Yazaki CorporationInventor: Shigeki Totsuka
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Publication number: 20020047765Abstract: A stepping motor is provided, which includes: exciting coils; a rotor provided with a plurality of N/S poles so as to rotate following a change of an excitation state of the exciting coils; and a detecting coil provided separately from the exciting coils so as to generate induction voltage according to rotation of the rotor.Type: ApplicationFiled: April 5, 2001Publication date: April 25, 2002Applicant: Yazaki CorporationInventor: Shigeki Totsuka
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Patent number: 6130532Abstract: The movement has a rectangular section case for accommodating a magnet rotor so as to turnably support the magnet rotor engaged with a pointer spindle. A pair of inner core bobbins wound by an electrical wire each are slidingly engaged with the case through the rectangular opening so as to be opposed to each other. A pair of outer bobbins wound by an electrical wire each are slidingly engaged with the pair of inner core bobbins through a rectangular opening of each outer bobbin so as to be opposed to each other. Each of inner and outer bobbins may have an outer frame plate which has a pair of electrical terminals at the middle thereof. The pair of terminals may consist of upper and lower terminals. The outer frame plate may be provided with a terminal retainer for securing the pair of terminals.Type: GrantFiled: August 27, 1999Date of Patent: October 10, 2000Assignee: Yazaki CorporationInventor: Shigeki Totsuka
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Patent number: 5267526Abstract: A cross-coil type indicator including a coil bobbin around which a pair of coils are wound while intersecting each other at a right angle, a magnet rotor rotatably supported in a hollow space of the coil bobbin, a pointer shaft fixedly secured to a center portion of the magnet rotor, a pointer firmly fitted onto the pointer shaft, and a dial plate having a graduation arranged thereon to indicate the present quantity of measurement in cooperation with the pointer. In the indicator, a projection is provided on an upper surface of the magnet rotor and a recess is provided on an inner wall surface of the coil bobbin located opposite to the upper surface of the magnet rotor, so that the projection and the recess are engaged with each other while the pointer shaft is moved upward. The projection may be provided on the inner wall surface of the coil bobbin. In this case, the recess is provided on the upper surface of the magnet rotor.Type: GrantFiled: October 23, 1991Date of Patent: December 7, 1993Assignee: Yazaki CorporationInventor: Shigeki Totsuka