Patents by Inventor Mitsuhiro Iida

Mitsuhiro Iida 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: 11866864
    Abstract: In a sewing machine, an arm includes, on one side thereof in a first direction, a head. A needle bar is disposed at the head to reciprocally move in a second direction. A feed mechanism feeds a workpiece from one side toward the other side of the head in a third direction. The projection unit disposed at the head projects a projection image toward a bed. The projection unit includes an emitter for projecting image light of the projection image. The photographing unit disposed at the head captures a photographing target. The photographing unit includes an incident portion on which light reflected by the photographing target is incident. The emitter and the incident portion are disposed further toward the one side of the arm in the first direction than the needle bar, and further toward the one side of the head in the third direction than the needle bar.
    Type: Grant
    Filed: January 31, 2023
    Date of Patent: January 9, 2024
    Assignee: BROTHER KOGYO KABUSHIKI KAISHA
    Inventors: Hidenori Oka, Mitsuhiro Iida
  • Patent number: 11807972
    Abstract: An embroidery frame includes a base frame including a magnetic body, and a presser member configured to press a sewing object toward the base frame. The presser member includes a main body portion and a lever. The main body portion includes an opposing surface facing the base frame and a magnet. The lever includes a support portion, a point of application portion, and an operation portion. The support portion is rotatably supported on the main body portion to rotate around a rotational center. The point of application portion is provided on one end side of the lever with respect to the rotational center. The point of application portion is pivotable from a stand-by position to an application position in accordance with the operation portion being operated to the first side in a state where the presser member is disposed on the base frame.
    Type: Grant
    Filed: March 11, 2021
    Date of Patent: November 7, 2023
    Assignee: BROTHER KOGYO KABUSHIKI KAISHA
    Inventors: Mitsuhiro Iida, Takahira Osamura, Akihiro Hibino
  • Patent number: 11732392
    Abstract: An embroidery frame includes a base frame, an opposing frame disposed in a first direction with respect to the base frame, a mounting portion, and a support member. The support member includes a support portion, a first section, a second section, and a third section. The first section includes a first inclined section extending, with respect to the opening, to the first direction and the second direction, and is coupled to the base frame or the mounting portion at a position further in the second direction than the support portion. The second section includes a second inclined section extending, with respect to the support portion, to the first direction and the second direction, and is coupled to the support portion. The third section couples the first section and the second section at a position further in the first direction than the support portion.
    Type: Grant
    Filed: March 11, 2021
    Date of Patent: August 22, 2023
    Assignee: BROTHER KOGYO KABUSHIKI KAISHA
    Inventors: Takahira Osamura, Akihiro Hibino, Mitsuhiro Iida
  • Publication number: 20230175180
    Abstract: In a sewing machine, an arm includes, on one side thereof in a first direction, a head. A needle bar is disposed at the head to reciprocally move in a second direction. A feed mechanism feeds a workpiece from one side toward the other side of the head in a third direction. The projection unit disposed at the head projects a projection image toward a bed. The projection unit includes an emitter for projecting image light of the projection image. The photographing unit disposed at the head captures a photographing target. The photographing unit includes an incident portion on which light reflected by the photographing target is incident. The emitter and the incident portion are disposed further toward the one side of the arm in the first direction than the needle bar, and further toward the one side of the head in the third direction than the needle bar.
    Type: Application
    Filed: January 31, 2023
    Publication date: June 8, 2023
    Applicant: BROTHER KOGYO KABUSHIKI KAISHA
    Inventors: Hidenori OKA, Mitsuhiro IIDA
  • Patent number: 11661692
    Abstract: A sewing machine includes a sewing portion, a movement portion, a processor, and a memory. The memory is configured to store computer-readable instructions that, when executed by the processor, instruct the processor to perform processes. The processes include pattern acquisition processing of acquiring data relating to an embroidery pattern, first position information acquisition processing of acquiring first position information indicating a position of the holder when the holder is in a first position, second position information acquisition processing of acquiring second position information indicating a position of the holder when the holder is in a second position different from the first position, generating processing of generating sewing data for sewing the embroidery pattern re-shaped on the basis of the first position information and the second position information, and sewing control processing of controlling the sewing portion and the movement portion in accordance with the generated sewing data.
    Type: Grant
    Filed: July 7, 2021
    Date of Patent: May 30, 2023
    Assignee: BROTHER KOGYO KABUSHIKI KAISHA
    Inventors: Yoshihiro Minematsu, Tsuneo Okuyama, Mitsuhiro Iida, Kazutaka Imaizumi
  • Patent number: 11591732
    Abstract: In a sewing machine, an arm includes, on one side thereof in a first direction, a head. A needle bar is disposed at the head to reciprocally move in a second direction. A feed mechanism feeds a workpiece from one side toward the other side of the head in a third direction. The projection unit disposed at the head projects a projection image toward a bed. The projection unit includes an emitter for projecting image light of the projection image. The photographing unit disposed at the head captures a photographing target. The photographing unit includes an incident portion on which light reflected by the photographing target is incident. The emitter and the incident portion are disposed further toward the one side of the arm in the first direction than the needle bar, and further toward the one side of the head in the third direction than the needle bar.
    Type: Grant
    Filed: June 17, 2022
    Date of Patent: February 28, 2023
    Assignee: BROTHER KOGYO KABUSHIKI KAISHA
    Inventors: Hidenori Oka, Mitsuhiro Iida
  • Patent number: 11479891
    Abstract: In a holding frame, a frame forming portion includes a first holding surface and the second holding surface extending in different directions crossing an area surface of an inner area defined by the frame forming portion. In a state where a holder is magnetically attached to the frame forming portion, the first holding surface and the second holding surface respectively face inner surfaces of a first holding portion and a second holding portion of the holder. The first holding surface includes a first portion connected to a first connecting portion, and a first end located opposite from the first portion. The second holding surface includes a second portion connected to the first connecting portion, and a second end located opposite from the second portion. A distance between the first end and the second end is greater than a distance between the first portion and the second portion.
    Type: Grant
    Filed: September 15, 2020
    Date of Patent: October 25, 2022
    Assignee: BROTHER KOGYO KABUSHIKI KAISHA
    Inventors: Takahira Osamura, Mitsuhiro Iida
  • Publication number: 20220316114
    Abstract: In a sewing machine, an arm includes, on one side thereof in a first direction, a head. A needle bar is disposed at the head to reciprocally move in a second direction. A feed mechanism feeds a workpiece from one side toward the other side of the head in a third direction. The projection unit disposed at the head projects a projection image toward a bed. The projection unit includes an emitter for projecting image light of the projection image. The photographing unit disposed at the head captures a photographing target. The photographing unit includes an incident portion on which light reflected by the photographing target is incident. The emitter and the incident portion are disposed further toward the one side of the arm in the first direction than the needle bar, and further toward the one side of the head in the third direction than the needle bar.
    Type: Application
    Filed: June 17, 2022
    Publication date: October 6, 2022
    Applicant: BROTHER KOGYO KABUSHIKI KAISHA
    Inventors: Hidenori Oka, Mitsuhiro Iida
  • Patent number: 11401641
    Abstract: In a sewing machine, an arm includes, on one side thereof in a first direction, a head. A needle bar is disposed at the head to reciprocally move in a second direction. A feed mechanism feeds a workpiece from one side toward the other side of the head in a third direction. The projection unit disposed at the head projects a projection image toward a bed. The projection unit includes an emitter for projecting image light of the projection image. The photographing unit disposed at the head captures a photographing target. The photographing unit includes an incident portion on which light reflected by the photographing target is incident. The emitter and the incident portion are disposed further toward the one side of the arm in the first direction than the needle bar, and further toward the one side of the head in the third direction than the needle bar.
    Type: Grant
    Filed: December 3, 2020
    Date of Patent: August 2, 2022
    Assignee: BROTHER KOGYO KABUSHIKI KAISHA
    Inventors: Hidenori Oka, Mitsuhiro Iida
  • Patent number: 11326287
    Abstract: A cap frame includes a body member including an arc-shaped curved wall extending in a particular direction, an attaching portion connected to the body member, and a retaining member including a clamping portion having a plurality of protrusions aligned along the particular direction, and a facing portion. The attaching portion is removably attachable to a moving mechanism of an embroidery machine. In a state where the retaining member is attached to the body member, the clamping portion is elastically deformed in conformance with the curved wall and presses, toward the curved wall, a cap sandwiched between the curved wall and the clamping portion. The facing portion faces the curved wall of the body member. Each protrusion extends toward the curved wall from a leading end of the facing portion in a removing direction and faces a leading end of the curved wall of the body member in the removing direction.
    Type: Grant
    Filed: August 19, 2020
    Date of Patent: May 10, 2022
    Assignee: BROTHER KOGYO KABUSHIKI KAISHA
    Inventors: Takahira Osamura, Yasuhiko Kawaguchi, Mitsuhiro Iida, Kazuki Takeuchi
  • Publication number: 20220098774
    Abstract: An embroidery frame includes a base frame including a magnetic body, and a presser member configured to press a sewing object toward the base frame. The presser member includes a main body portion and a lever. The main body portion includes an opposing surface facing the base frame and a magnet. The lever includes a support portion, a point of application portion, and an operation portion. The support portion is rotatably supported on the main body portion to rotate around a rotational center. The point of application portion is provided on one end side of the lever with respect to the rotational center. The point of application portion is pivotable from a stand-by position to an application position in accordance with the operation portion being operated to the first side in a state where the presser member is disposed on the base frame.
    Type: Application
    Filed: March 11, 2021
    Publication date: March 31, 2022
    Inventors: Mitsuhiro IIDA, Takahira OSAMURA, Akihiro HIBINO
  • Publication number: 20220098775
    Abstract: An embroidery frame includes a base frame, an opposing frame disposed in a first direction with respect to the base frame, a mounting portion, and a support member. The support member includes a support portion, a first section, a second section, and a third section. The first section includes a first inclined section extending, with respect to the opening, to the first direction and the second direction, and is coupled to the base frame or the mounting portion at a position further in the second direction than the support portion. The second section includes a second inclined section extending, with respect to the support portion, to the first direction and the second direction, and is coupled to the support portion. The third section couples the first section and the second section at a position further in the first direction than the support portion.
    Type: Application
    Filed: March 11, 2021
    Publication date: March 31, 2022
    Inventors: Takahira OSAMURA, Akihiro HIBINO, Mitsuhiro IIDA
  • Publication number: 20220064834
    Abstract: A sewing machine includes a sewing portion, a movement portion, a processor, and a memory. The memory is configured to store computer-readable instructions that, when executed by the processor, instruct the processor to perform processes. The processes include pattern acquisition processing of acquiring data relating to an embroidery pattern, first position information acquisition processing of acquiring first position information indicating a position of the holder when the holder is in a first position, second position information acquisition processing of acquiring second position information indicating a position of the holder when the holder is in a second position different from the first position, generating processing of generating sewing data for sewing the embroidery pattern re-shaped on the basis of the first position information and the second position information, and sewing control processing of controlling the sewing portion and the movement portion in accordance with the generated sewing data.
    Type: Application
    Filed: July 7, 2021
    Publication date: March 3, 2022
    Inventors: Yoshihiro MINEMATSU, Tsuneo OKUYAMA, Mitsuhiro IIDA, Kazutaka IMAIZUMI
  • Patent number: 10988879
    Abstract: The sewing machine includes an imaging unit, a conveyor portion, a processor, and a memory. The imaging unit has an image capture range, and is configured to capture an image of a holder member. The conveyor portion is configured to convey the holder member relative to the imaging unit in a first and a second direction. The processor performs processes. The processes include causing the imaging unit to capture the image of the holder member that has entered the image capture range. The processes include acquiring first image data that is data of a first image representing the image of the holder member. The processes include identifying a predetermined marker from the first image of the acquired first image data. The processes include determining whether an inclination angle of the holder member exceeds a predetermined value on the basis of a variable acquired on the basis of the identified marker.
    Type: Grant
    Filed: April 19, 2019
    Date of Patent: April 27, 2021
    Assignee: BROTHER KOGYO KABUSHIKI KAISHA
    Inventors: Kazutaka Imaizumi, Mitsuhiro Iida
  • Patent number: 10975507
    Abstract: An embroidery frame includes a pair of a first frame and a second frame configured to clamp a sewing object, and a lock mechanism. The lock mechanism is configured to switch a position of the second frame with respect to the first frame to at least three positions including a first position, a second position and a third position. The first position is a position in which the second frame is closed with respect to the first frame. The second position is a position in which, with respect to the first frame, the second frame is more open, by a first predetermined amount, than in the first position. The third position is a position in which, with respect to the first frame, the second frame is open by a second predetermined amount. The second predetermined amount is larger than the first predetermined amount.
    Type: Grant
    Filed: July 18, 2018
    Date of Patent: April 13, 2021
    Assignee: BROTHER KOGYO KABUSHIKI KAISHA
    Inventors: Yasuhiko Kawaguchi, Daisuke Ueda, Mitsuhiro Iida, Takahira Osamura
  • Publication number: 20210087729
    Abstract: In a sewing machine, an arm includes, on one side thereof in a first direction, a head. A needle bar is disposed at the head to reciprocally move in a second direction. A feed mechanism feeds a workpiece from one side toward the other side of the head in a third direction. The projection unit disposed at the head projects a projection image toward a bed. The projection unit includes an emitter for projecting image light of the projection image. The photographing unit disposed at the head captures a photographing target. The photographing unit includes an incident portion on which light reflected by the photographing target is incident. The emitter and the incident portion are disposed further toward the one side of the arm in the first direction than the needle bar, and further toward the one side of the head in the third direction than the needle bar.
    Type: Application
    Filed: December 3, 2020
    Publication date: March 25, 2021
    Applicant: BROTHER KOGYO KABUSHIKI KAISHA
    Inventors: Hidenori OKA, Mitsuhiro IIDA
  • Publication number: 20210087730
    Abstract: In a holding frame, a frame forming portion includes a first holding surface and the second holding surface extending in different directions crossing an area surface of an inner area defined by the frame forming portion. In a state where a holder is magnetically attached to the frame forming portion, the first holding surface and the second holding surface respectively face inner surfaces of a first holding portion and a second holding portion of the holder. The first holding surface includes a first portion connected to a first connecting portion, and a first end located opposite from the first portion. The second holding surface includes a second portion connected to the first connecting portion, and a second end located opposite from the second portion. A distance between the first end and the second end is greater than a distance between the first portion and the second portion.
    Type: Application
    Filed: September 15, 2020
    Publication date: March 25, 2021
    Applicant: BROTHER KOGYO KABUSHIKI KAISHA
    Inventors: Takahira OSAMURA, Mitsuhiro IIDA
  • Publication number: 20210054552
    Abstract: A cap frame includes a body member including an arc-shaped curved wall extending in a particular direction, an attaching portion connected to the body member, and a retaining member including a clamping portion having a plurality of protrusions aligned along the particular direction, and a facing portion. The attaching portion is removably attachable to a moving mechanism of an embroidery machine. In a state where the retaining member is attached to the body member, the clamping portion is elastically deformed in conformance with the curved wall and presses, toward the curved wall, a cap sandwiched between the curved wall and the clamping portion. The facing portion faces the curved wall of the body member. Each protrusion extends toward the curved wall from a leading end of the facing portion in a removing direction and faces a leading end of the curved wall of the body member in the removing direction.
    Type: Application
    Filed: August 19, 2020
    Publication date: February 25, 2021
    Applicant: BROTHER KOGYO KABUSHIKI KAISHA
    Inventors: Takahira OSAMURA, Yasuhiko KAWAGUCHI, Mitsuhiro IIDA, Kazuki TAKEUCHI
  • Patent number: 10760191
    Abstract: A frame holding device holds an embroidery frame provided with a first frame and a second frame. The second frame includes a mounting portion. The frame holding device includes a fixing portion, a base portion, an engaging portion, and a regulation portion. The base portion is connected to the fixing portion. The base portion extends in a first direction and includes a placement surface. The engaging portion is configured to engage with an engaged portion provided on the mounting portion. The regulation portion is configured to restrict the second frame from moving in a third direction by coming into contact with the mounting portion in a state in which the engaged portion and the engaging portion are engaged with each other. The third direction is a direction intersecting with the first direction and the placement surface.
    Type: Grant
    Filed: September 24, 2018
    Date of Patent: September 1, 2020
    Assignee: BROTHER KOGYO KABUSHIKI KAISHA
    Inventors: Kazuki Takeuchi, Mitsuhiro Iida
  • Patent number: 10443169
    Abstract: A sewing machine includes a threading mechanism, a holding member, and a movement mechanism. The threading mechanism is configured to move a hook between a standby position and an operative position. The holding member includes a cutting blade and a clamping portion. The cutting blade is configured to cut an upper thread. The clamping portion is configured to clamp and hold a thread end of the cut upper thread. The movement mechanism is configured to move the holding member to a first position and a second position. The first direction is a direction from the standby position to the operative position. The second position is a position on a second direction side with respect to the first position. The second direction is a direction opposite to the first direction.
    Type: Grant
    Filed: December 13, 2016
    Date of Patent: October 15, 2019
    Assignee: BROTHER KOGYO KABUSHIKI KAISHA
    Inventors: Daisuke Ueda, Mitsuhiro Iida, Takahira Osamura