Patents by Inventor Kunio Takechi

Kunio Takechi 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).

  • Publication number: 20240138388
    Abstract: A dual-bearing reel for fishing includes a drag disc non-rotatably mounted on a spool; a pinion gear collar disposed on the handle side of the drag disc and immovable in a spool shaft direction; a drag receiver disposed on the side opposite the handle and movable in the spool shaft direction in conjunction with a spool shaft; a biasing member configured to bias the drag disc and the drag receiver in a direction that separates them; a drag lever movable between a clamping position and a separation position; and a movement mechanism configured to move the spool shaft to the side opposite the handle such that the drag disc, the pinion gear collar, and the drag receiver are separated from each other, and configured to move the spool shaft to the handle side such that the pinion gear collar and the drag receiver clamp the drag disc.
    Type: Application
    Filed: September 29, 2023
    Publication date: May 2, 2024
    Inventors: Hiroki OOGOSE, Takeshi IKUTA, Kunio TAKECHI
  • Publication number: 20240138387
    Abstract: Provided is a sound generation mechanism including a rotation member configured to rotate together with a spool and including a recess-protrusion portion formed on an outer peripheral surface along a circumferential direction of the rotation member; a contacting member moveably supported relative to a pivot shaft and configured to elastically move relative to the recess-protrusion portion of the rotation member; a biasing member configured to bias the contacting member to a predetermined position; and a restriction member configured to restrict movement of the contacting member in an axial direction of the pivot shaft. With this mechanism, detachment or damage of a retaining ring due to movement of a contacting member can be suppressed.
    Type: Application
    Filed: September 29, 2023
    Publication date: May 2, 2024
    Inventors: Hiroki OOGOSE, Takeshi IKUTA, Kunio TAKECHI
  • Publication number: 20240138389
    Abstract: A drag lever is configured to adjust a braking force of a drag mechanism configured to brake rotation of a spool, the drag lever including a mounting portion rotatably mounted on a reel body, an operation portion extending from the mounting portion in a radial direction of a pivot shaft and configured to swing in a first operation range, and an operation range adjustment member provided to the operation portion and configured to adjust the first operation range of the operation portion to a second operation range. This arrangement may suppress entanglement of a fishing line during fishing and adjusts the operation range of the drag lever.
    Type: Application
    Filed: September 29, 2023
    Publication date: May 2, 2024
    Inventors: Hiroki OOGOSE, Takeshi IKUTA, Kunio TAKECHI
  • Publication number: 20240041014
    Abstract: A fishing reel includes a reel body and a power supply unit disposed in the reel body of a fishing reel, power supply unit receives electric power wirelessly transmitted from an external wireless power supply device, and configured to supply the received electric power.
    Type: Application
    Filed: May 30, 2023
    Publication date: February 8, 2024
    Inventors: Kunio TAKECHI, Hiroki OOGOSE
  • Patent number: 11778999
    Abstract: A fishing reel includes a reel body, a first shaft member, a second shaft member, a rolling element, and an outer member. The first shaft member is rotatably supported by the reel body. The second shaft member is connected to an end of the first shaft member in an axial direction of the first shaft member. The second shaft member rotates integrally with the first shaft member. The rolling element contacts the second shaft member in a radial direction away from an axial center of the first shaft member. The outer member is disposed outside the rolling element in the radial direction. The outer member rotates integrally with the second shaft member only in one direction along a circumferential direction around the axial center of the first shaft member.
    Type: Grant
    Filed: March 15, 2022
    Date of Patent: October 10, 2023
    Assignee: Shimano Inc.
    Inventors: Kouhei Nakamura, Kunio Takechi
  • Patent number: 11779000
    Abstract: A one-way clutch unit for a fishing reel is disclosed. The one-way clutch is configured to brake a rotation of a shaft member of the fishing reel. The one-way clutch includes a rolling element and an outer member. The rolling element contacts the shaft member in a radial direction away from an axle of the shaft member. The outer member is disposed outside the rolling element in the radial direction. The outer member is configured to rotate in only one direction along a circumferential direction around the axle. The outer member includes a first external force receiving portion that receives a first external force in an axial direction of the shaft member.
    Type: Grant
    Filed: April 25, 2022
    Date of Patent: October 10, 2023
    Assignee: Shimano Inc.
    Inventors: Kouhei Nakamura, Kunio Takechi
  • Publication number: 20230157268
    Abstract: A spool braking device includes a brake drum and a rotation structure. The brake drum is disposed in a reel body and positioned alongside a spool in an axial direction. The rotation structure is arranged between the spool and the brake drum in the axial direction. The rotation structure has a support, a brake shoe, and a biasing member. The support rotates in accordance with a spool shaft. The brake shoe has a center of gravity arranged outside of the brake drum in a radial direction. The brake shoe is configured to contact a tapered surface of the brake drum. The biasing member biases one of the support or the brake drum towards another one of the support or the brake drum. The one of the support or the brake drum is movable in the axial direction with respect to the another one of the support or the brake drum.
    Type: Application
    Filed: August 29, 2022
    Publication date: May 25, 2023
    Applicant: Shimano Inc.
    Inventors: Daichi NAKATA, Hiroki OOGOSE, Kunio TAKECHI, Kouhei NAKAMURA, Keigo KITAJIMA
  • Publication number: 20220400663
    Abstract: A one-way clutch unit for a fishing reel is disclosed. The one-way clutch is configured to brake a rotation of a shaft member of the fishing reel. The one-way clutch includes a rolling element and an outer member. The rolling element contacts the shaft member in a radial direction away from an axle of the shaft member. The outer member is disposed outside the rolling element in the radial direction. The outer member is configured to rotate in only one direction along a circumferential direction around the axle. The outer member includes a first external force receiving portion that receives a first external force in an axial direction of the shaft member.
    Type: Application
    Filed: April 25, 2022
    Publication date: December 22, 2022
    Applicant: Shimano Inc.
    Inventors: Kouhei NAKAMURA, Kunio TAKECHI
  • Patent number: 11490606
    Abstract: A support structure for a fishing reel includes a first portion, a second portion, a first shaft bearing and a second shaft bearing arranged side by side in the axial direction along an axis between the outer circumferential surface of the first portion and the inner circumferential surface of the second portion, a spacer disposed between an inner race of the first shaft bearing and an inner race of the second shaft bearing, and a regulating member configured to restrict movement an outer race of the first shaft bearing or an outer race of the second shaft bearing, in a direction in which one of the outer race of the first shaft bearing or the outer race of the second shaft bearing is separated from the other of the outer race of the first shaft bearing or the outer race of the second shaft bearing.
    Type: Grant
    Filed: July 30, 2021
    Date of Patent: November 8, 2022
    Assignee: Shimano Inc.
    Inventor: Kunio Takechi
  • Publication number: 20220338456
    Abstract: A fishing reel includes a reel body, a first shaft member, a second shaft member, a rolling element, and an outer member. The first shaft member is rotatably supported by the reel body. The second shaft member is connected to an end of the first shaft member in an axial direction of the first shaft member. The second shaft member rotates integrally with the first shaft member. The rolling element contacts the second shaft member in a radial direction away from an axial center of the first shaft member. The outer member is disposed outside the rolling element in the radial direction. The outer member rotates integrally with the second shaft member only in one direction along a circumferential direction around the axial center of the first shaft member.
    Type: Application
    Filed: March 15, 2022
    Publication date: October 27, 2022
    Applicant: Shimano Inc.
    Inventors: Kouhei NAKAMURA, Kunio TAKECHI
  • Patent number: 11324207
    Abstract: A dual-bearing reel configured to feed a fishing line forward is disclosed. The dual-bearing reel includes a reel body and a handle. The reel body has a first side plate, a second side plate, and a connecting portion. The first side plate includes a circular portion having a circular shape, and a bulging portion bulging forward and downward from the circular portion. The second side plate is circular and disposed apart from the first side plate. The connecting portion connects the first side plate and the second side plate. The handle is rotatably mounted on the first side plate. A first central axis of the circular portion of the first side plate is offset forward and downward from a second central axis of the second side plate.
    Type: Grant
    Filed: January 26, 2021
    Date of Patent: May 10, 2022
    Assignee: SHIMANO INC.
    Inventors: Kunio Takechi, Shoji Nakagawa
  • Patent number: 11291195
    Abstract: A dual-bearing reel includes a reel body, a spool shaft, a rolling bearing, and an elastic element. The spool shaft is rotatable with respect to the reel body. The rolling bearing has an outer diameter of 8 mm or less and supports the spool shaft. The rolling bearing includes an outer ring having a holding groove in an outer peripheral surface thereof, an inner ring connected to the spool shaft so as to be integrally rotatable, and a rolling element disposed between the outer ring and the inner ring. The elastic element has an annular shape and is held in the holding groove. The holding groove is located in a position that does not overlap with the rolling element in a radial direction of the spool shaft. The outer ring has a minimum thickness that is 10% or more of the outer diameter of the rolling bearing.
    Type: Grant
    Filed: January 8, 2021
    Date of Patent: April 5, 2022
    Assignee: SHIMANO INC.
    Inventors: Kunio Takechi, Youhei Toake
  • Publication number: 20220071187
    Abstract: A support structure for a fishing reel includes a first portion, a second portion, a first shaft bearing and a second shaft bearing arranged side by side in the axial direction along an axis between the outer circumferential surface of the first portion and the inner circumferential surface of the second portion, a spacer disposed between an inner race of the first shaft bearing and an inner race of the second shaft bearing, and a regulating member configured to restrict movement an outer race of the first shaft bearing or an outer race of the second shaft bearing, in a direction in which one of the outer race of the first shaft bearing or the outer race of the second shaft bearing is separated from the other of the outer race of the first shaft bearing or the outer race of the second shaft bearing.
    Type: Application
    Filed: July 30, 2021
    Publication date: March 10, 2022
    Inventor: Kunio TAKECHI
  • Patent number: 11241000
    Abstract: A dual-bearing reel includes a frame, a clutch yoke and a guide member. The guide member guides the clutch yoke in an axial direction. The guide member includes a metal body attached to the frame, metal shaft members extending from the body and resin cover portions that cover the shaft members and are inserted into through holes in the clutch yoke.
    Type: Grant
    Filed: August 17, 2020
    Date of Patent: February 8, 2022
    Assignee: Shimano Inc.
    Inventors: Kohei Nakamura, Kunio Takechi
  • Publication number: 20210298281
    Abstract: A dual-bearing reel configured to feed a fishing line forward is disclosed. The dual-bearing reel includes a reel body and a handle. The reel body has a first side plate, a second side plate, and a connecting portion. The first side plate includes a circular portion having a circular shape, and a bulging portion bulging forward and downward from the circular portion. The second side plate is circular and disposed apart from the first side plate. The connecting portion connects the first side plate and the second side plate. The handle is rotatably mounted on the first side plate. A first central axis of the circular portion of the first side plate is offset forward and downward from a second central axis of the second side plate.
    Type: Application
    Filed: January 26, 2021
    Publication date: September 30, 2021
    Applicant: Shimano Inc.
    Inventors: Kunio TAKECHI, Shoji NAKAGAWA
  • Patent number: 11122787
    Abstract: A fishing reel includes a reel body, a drive shaft, a handle, a one-way clutch, and a seal mechanism. The drive shaft is rotatably supported by the reel body. The handle includes a handle arm extending in a direction intersecting the drive shaft, and a handle-side accommodating part in which the drive shaft is partially accommodated. The one-way clutch is disposed in the handle-side accommodating part and transmits only rotation of the handle in the fishing line winding direction to the drive shaft. The seal mechanism prevents water from entering the handle-side accommodating part from the outside.
    Type: Grant
    Filed: January 22, 2020
    Date of Patent: September 21, 2021
    Assignee: SHIMANO INC.
    Inventor: Kunio Takechi
  • Publication number: 20210212302
    Abstract: A dual-bearing reel includes a reel body, a spool shaft, a rolling bearing, and an elastic element. The spool shaft is rotatable with respect to the reel body. The rolling bearing has an outer diameter of 8 mm or less and supports the spool shaft. The rolling bearing includes an outer ring having a holding groove in an outer peripheral surface thereof, an inner ring connected to the spool shaft so as to be integrally rotatable, and a rolling element disposed between the outer ring and the inner ring. The elastic element has an annular shape and is held in the holding groove. The holding groove is located in a position that does not overlap with the rolling element in a radial direction of the spool shaft. The outer ring has a minimum thickness that is 10% or more of the outer diameter of the rolling bearing.
    Type: Application
    Filed: January 8, 2021
    Publication date: July 15, 2021
    Applicant: Shimano Inc.
    Inventors: Kunio TAKECHI, Youhei TOAKE
  • Patent number: 11051501
    Abstract: A fishing reel includes a reel body, a drive shaft, a handle, a first roller clutch, and a second roller clutch. The reel body includes a tubular body-side accommodating part. The handle includes a handle arm extending in a direction intersecting the drive shaft, and a tubular handle-side accommodating part disposed adjacent to the body-side accommodating part in the axial direction of the drive shaft and partially accommodating the drive shaft. The first roller clutch is disposed in the body-side accommodating part of the reel body and prohibits rotation of the drive shaft in a fishing line releasing direction. The second roller clutch is disposed in the handle-side accommodating part and transmits only rotation of the handle in a fishing line winding direction to the drive shaft.
    Type: Grant
    Filed: January 22, 2020
    Date of Patent: July 6, 2021
    Assignee: SHIMANO INC.
    Inventor: Kunio Takechi
  • Publication number: 20210112797
    Abstract: A dual-bearing reel includes a frame, a clutch yoke and a guide member. The guide member guides the clutch yoke in an axial direction. The guide member includes a metal body attached to the frame, metal shaft members extending from the body and resin cover portions that cover the shaft members and are inserted into through holes in the clutch yoke.
    Type: Application
    Filed: August 17, 2020
    Publication date: April 22, 2021
    Inventors: Kohei NAKAMURA, Kunio TAKECHI
  • Publication number: 20200375165
    Abstract: A fishing reel includes a reel body, a drive shaft, a handle, a first roller clutch, and a second roller clutch. The reel body includes a tubular body-side accommodating part. The handle includes a handle arm extending in a direction intersecting the drive shaft, and a tubular handle-side accommodating part disposed adjacent to the body-side accommodating part in the axial direction of the drive shaft and partially accommodating the drive shaft. The first roller clutch is disposed in the body-side accommodating part of the reel body and prohibits rotation of the drive shaft in a fishing line releasing direction. The second roller clutch is disposed in the handle-side accommodating part and transmits only rotation of the handle in a fishing line winding direction to the drive shaft.
    Type: Application
    Filed: January 22, 2020
    Publication date: December 3, 2020
    Applicant: Shimano Inc.
    Inventor: Kunio TAKECHI