Patents by Inventor Tomoyuki Kondo

Tomoyuki Kondo 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).

  • Patent number: 10340626
    Abstract: A connector mounting structure for mounting a connector (10) including a connector housing (20) made of synthetic resin on a case (50) made of metal by a bolt (80) includes a tubular metal member (55), the bolt (80) being inserted through the metal member, the metal member being configured to contact a seating surface (83) of a head portion (81) of the bolt (80) with the bolt (80) tightened. The connector housing (20) is integrally provided with a mounting piece (30) with an insertion hole (37) through which the bolt (80) and the metal member (55) are to be inserted.
    Type: Grant
    Filed: January 30, 2017
    Date of Patent: July 2, 2019
    Assignee: Sumitomo Wiring Systems, Ltd.
    Inventor: Tomoyuki Kondo
  • Publication number: 20190111550
    Abstract: An electric working machine in one aspect of the present disclosure includes: a motor; a controller for controlling driving of the motor; a first setter; and a second setter. The first setter is operated for setting, as a control method for the motor, which is usable by the controller, one of control methods preliminarily registered. The second setter is operated for setting, as a control method for the motor, which is usable by the controller, at least one of the control methods settable via the first setter.
    Type: Application
    Filed: October 11, 2018
    Publication date: April 18, 2019
    Applicant: MAKITA CORPORATION
    Inventors: Itsuku KATO, Akira TOMONAGA, Katsuna HAYASHI, Tokuo HIRABAYASHI, Tomoyuki KONDO
  • Publication number: 20190111551
    Abstract: An electric working machine in one aspect of the present disclosure includes: a motor, a manipulator, a setter, and a controller. The setter sets first control characteristics preliminarily registered. The first control characteristics are set to achieve a rotational speed of the motor from a minimum rotational speed to a maximum rotational speed with a manipulating range of the manipulator, which is 50% or less of an effective manipulating range thereof.
    Type: Application
    Filed: October 11, 2018
    Publication date: April 18, 2019
    Applicant: MAKITA CORPORATION
    Inventors: Itsuku KATO, Akira TOMONAGA, Katsuna HAYASHI, Tokuo HIRABAYASHI, Tomoyuki KONDO
  • Publication number: 20190052011
    Abstract: A connector mounting structure for mounting a connector (10) including a connector housing (20) made of synthetic resin on a case (50) made of metal by a bolt (80) includes a tubular metal member (55), the bolt (80) being inserted through the metal member, the metal member being configured to contact a seating surface (83) of a head portion (81) of the bolt (80) with the bolt (80) tightened. The connector housing (20) is integrally provided with a mounting piece (30) with an insertion hole (37) through which the bolt (80) and the metal member (55) are to be inserted.
    Type: Application
    Filed: January 30, 2017
    Publication date: February 14, 2019
    Inventor: Tomoyuki Kondo
  • Publication number: 20190021538
    Abstract: An electrical device includes a battery-mount part (40) configured such that a battery used as a power supply of a power tool is mountable thereon, and a heat-generating element (54) for boiling water using electric power from the battery (B1, B2) mounted on the battery-mount part. The electrical device further includes a drip case (21) for holding a pod, in which a predetermined amount of tea leaves or coffee grounds is encased in a permeable bag-shaped element. A hot water supply (50y) supplies the water boiled by the heat-generating element (54) automatically to the drip case (21). An extraction part (21p) in the drip case (21) allows a beverage produced by the hot water that has been poured onto (injected into) the pod to downwardly flow.
    Type: Application
    Filed: June 5, 2018
    Publication date: January 24, 2019
    Inventors: Tomoyuki KONDO, Katsuhito FUJINAMI
  • Publication number: 20180375257
    Abstract: A connector (10) includes a connector pin portion to be electrically connected to a case (R), a tubular portion (11) for accommodating the connector pin portion to face a mating member, and first and second bracket holding portions (21, 22) extending from an end part of the tubular portion (11) opposite to a side facing the connector pin portion and to be engaged with a bracket (30). Each of the first and second bracket holding portions (21, 22) includes insertion grooves (23, 24) through which the bracket (30) is insertable, and two bracket holding portions are provided on a lower surface (11a) of the tubular portion (11), which is the end part opposite to the side facing the connector pin portion.
    Type: Application
    Filed: June 13, 2018
    Publication date: December 27, 2018
    Inventor: Tomoyuki Kondo
  • Patent number: 10103502
    Abstract: It is aimed to provide a connector capable of stably holding a holder in a housing and improving quality. A connector includes a capacitor (70) serving as an electrical component, terminals (50A, 50B) to be connected to the capacitor (70), a holder (30) for holding the terminals (50A, 50B) and the capacitor (70), and a housing (10) into which the holder (30) holding the terminals (50A, 50B) and the capacitor (70) is to be inserted. The terminal (50A) includes correcting portions (56) for correcting the inclination of the holder (30) in the housing (10) by coming into contact with the housing (10) from inside.
    Type: Grant
    Filed: March 11, 2016
    Date of Patent: October 16, 2018
    Assignee: SUMITOMO WIRING SYSTEMS, LTD.
    Inventor: Tomoyuki Kondo
  • Patent number: 10040178
    Abstract: To provide a power tool and a rotary impact tool capable of suppressing transmission of vibration to a circuit board and so on from a drive portion connecting to a motor as a vibration generation source. An impact wrench includes a motor housing which houses a motor or a grip housing, a battery holding housing connecting to the motor housing or the grip housing through an elastic body and a control circuit board housed in the battery holding housing for controlling the motor.
    Type: Grant
    Filed: April 28, 2015
    Date of Patent: August 7, 2018
    Assignee: MAKITA CORPORATION
    Inventors: Tomoyuki Kondo, Tokuo Hirabayashi
  • Publication number: 20180109045
    Abstract: It is aimed to provide a connector capable of stably holding a holder in a housing and improving quality. A connector includes a capacitor (70) serving as an electrical component, terminals (50A, 50B) to be connected to the capacitor (70), a holder (30) for holding the terminals (50A, 50B) and the capacitor (70), and a housing (10) into which the holder (30) holding the terminals (50A, 50B) and the capacitor (70) is to be inserted. The terminal (50A) includes correcting portions (56) for correcting the inclination of the holder (30) in the housing (10) by coming into contact with the housing (10) from inside.
    Type: Application
    Filed: March 11, 2016
    Publication date: April 19, 2018
    Inventor: Tomoyuki KONDO
  • Publication number: 20170239801
    Abstract: An angle tool having an output shaft part the height of which is low is provided. The angle tool includes an output shaft having a chuck part capable of holding a bit, a shaft that is provided so as to intersect the output shaft and that transmits drive force to the output shaft, and a gear housing that accommodates the shaft. The entirety of the chuck part is disposed in the gear housing. The output shaft includes a bevel gear that receives drive force from the shaft, and the chuck part is disposed inside the bevel gear. The chuck part is disposed in front of the shaft so as to intersect an extended line of a center axis of the shaft.
    Type: Application
    Filed: January 19, 2017
    Publication date: August 24, 2017
    Applicant: MAKITA CORPORATION
    Inventors: Tomoyuki KONDO, Tokuo HIRABAYASHI, Hidenori NAGASAKA
  • Patent number: 9434063
    Abstract: Three battery cells can be arranged such that one battery cell is situated on the front side of a handle portion and that the remaining two battery cells are situated on the rear side thereof while being arranged laterally side by side. Also, a handle portion can be generally of a triangular cross-sectional configuration whose apex portion is situated on the front side of the handle portion and whose base portion is situated on the rear side thereof; and the handle portion is grasped by bringing fingertips into contact with the apex portion (11a) on the front side.
    Type: Grant
    Filed: November 15, 2012
    Date of Patent: September 6, 2016
    Assignee: MAKITA CORPORATION
    Inventors: Tomoyuki Kondo, Manabu Sugimoto, Miyabi Ito, Eiji Kondo
  • Patent number: 9358939
    Abstract: A relay busbar device of one embodiment is a relay busbar device with a built-in current sensor, which is interposed between a motor casing and an inverter casing, and includes a relay busbar both ends of which enter into both of the casings; a resin plate, through which the relay busbar penetrates, and which is interposed between the two casings; a magnetic core, positioned within the resin plate and surrounding the relay busbar; and a magnetic sensor provided in a removed portion of the magnetic core. The relay busbar is mold-formed integrally with the resin plate during resin molding thereof, and changes in magnetic field occurring in the removed portion due to the current flowing in the relay busbar are detected by the magnetic sensor, and the value of the current flowing in the relay busbar is measured.
    Type: Grant
    Filed: February 22, 2013
    Date of Patent: June 7, 2016
    Assignees: SUMITOMO ELECTRIC INDUSTRIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., AUTONETWORKS TECHNOLOGIES, LTD.
    Inventors: Shingo Ohashi, Takeshi Baba, Izumi Suzuki, Tomoyuki Kondo
  • Patent number: 9331435
    Abstract: A connector includes a holder (20) and an electronic component (60) with a cylindrical main body (61). Lead wires (62) project axially from one axial end (61A) of the main body (61). An electronic component holding portion (35) is in the holder (20) and includes an insertion opening (39) into which the electronic component (60) is inserted. Projecting portions (64) are formed on the lead wires (62) and project radially out beyond an outer peripheral surface of the main body (61). The electronic component holding portion (35) includes a main body accommodating portion (36) for accommodating the main body (61) and guides (37) that communicate with the main body accommodating portion (36). The guides (37) are located radially outward of the main body (61) and guide the projecting portions (64) toward back sides in an inserting direction while suppressing circumferential movements of the projecting portions (64).
    Type: Grant
    Filed: May 30, 2014
    Date of Patent: May 3, 2016
    Assignee: Sumitomo Wiring Systems, Ltd.
    Inventor: Tomoyuki Kondo
  • Patent number: 9308638
    Abstract: A power tool includes a main body portion and a grip portion. The main body portion includes a motor unit. The grip portion extends from the main body portion between a front end and a rear end of the main body portion. The main body portion further includes an auxiliary handle mounting structure disposed between the rear end of the main body portion and a rearmost end of a region where the grip portion meets the main body portion. An auxiliary handle member is coupled to the auxiliary handle mounting structure of the main body portion.
    Type: Grant
    Filed: January 17, 2013
    Date of Patent: April 12, 2016
    Assignee: Seiko Epson Corporation
    Inventors: Tomoyuki Kondo, Takao Kuroyanagi
  • Patent number: 9225124
    Abstract: A connector includes an electronic component (60), a holder (20) for holding the electronic component (60), a housing (10) including an insertion opening (11), into which the holder (20) is insertable and which is open only in one direction, and configured to accommodate the holder (20) holding the electronic component (60), and conductive members (40) for conductively connecting the electronic component (60) and mating terminal fittings. The conductive members (40) include holder press-fit portions (51, 53) to be press-fitted into the holder (20) and housing press-fit portions (55) to be press-fitted into the housing (10) and the holder (20) is held in the housing (10) by the conductive members (40).
    Type: Grant
    Filed: February 4, 2014
    Date of Patent: December 29, 2015
    Assignee: Sumitomo Wiring Systems, Ltd.
    Inventors: Motohiro Ando, Tomoyuki Kondo
  • Patent number: 9205547
    Abstract: An impact driver with a vibration mechanism includes a vibration switching ring externally fitted to a second cam in the forward position in such a manner that an inner protrusion on the inner circumference is latched a protrusion on the outer circumference of the second cam so that the rotation of the second cam is restricted. Further, a coil spring is provided for biasing the vibration switching ring to the forward position. A link plate provided between the mode switching ring and the vibration switching ring latches onto the front surface of the vibration switching ring and engages an engaging protrusion at the rear end with a mode switching ring. The link plate moves forward or backward to a first position where the vibration switching ring moves to the forward position or a second position where the vibration switching ring moves to the backward position.
    Type: Grant
    Filed: August 3, 2012
    Date of Patent: December 8, 2015
    Assignee: MAKITA CORPORATION
    Inventors: Tokuo Hirabayashi, Tomoyuki Kondo
  • Publication number: 20150343617
    Abstract: To provide a power tool and a rotary impact tool capable of suppressing transmission of vibration to a circuit board and so on from a drive portion connecting to a motor as a vibration generation source. An impact wrench includes a motor housing which houses a motor or a grip housing, a battery holding housing connecting to the motor housing or the grip housing through an elastic body and a control circuit board housed in the battery holding housing for controlling the motor.
    Type: Application
    Filed: April 28, 2015
    Publication date: December 3, 2015
    Inventors: Tomoyuki KONDO, Tokuo HIRABAYASHI
  • Patent number: 9071023
    Abstract: A device connector includes a first housing (20) accommodating first terminals (30) connected to terminals of a device and a second housing (40) accommodating second terminals (55) connected to ends of wires (50) and connectable to the first housing (20). Connecting portions (31, 56) of the first and second terminals (30, 55) are placed one over the other and bolted as the housings (20, 40) are connected. The first housing (20) has a work hole (34) for bolting the connecting portions (31, 56) of the terminals (30, 55) together. A metal shield shell (60) covers the connected housings (20, 40) and is bolted to a case (10) at three mounting portions (65, 66) and (97) arranged on an outer part of the shield shell (60) to form a triangle having substantially equal sides.
    Type: Grant
    Filed: December 20, 2012
    Date of Patent: June 30, 2015
    Assignee: Sumitomo Wiring Systems, Ltd.
    Inventor: Tomoyuki Kondo
  • Patent number: 8998039
    Abstract: An electric caulking gun may include a cartridge setting portion to which a cartridge containing a caulking material can be set, an electric motor, a push rod driven by the electric motor via a power transmission path and configured to be pressed against the cartridge for dispensing the caulking material from the cartridge, and an interruption device provided in the power transmission path and operable for interrupting the power transmission path and allowing the push rod to be freely moved.
    Type: Grant
    Filed: February 21, 2013
    Date of Patent: April 7, 2015
    Assignee: Makita Corporation
    Inventors: Kazuya Kimura, Tomoyuki Kondo
  • Patent number: D839209
    Type: Grant
    Filed: November 30, 2017
    Date of Patent: January 29, 2019
    Assignee: SUMITOMO WIRING SYSTEMS, LTD.
    Inventor: Tomoyuki Kondo