Patents by Inventor Takahira Osamura
Takahira Osamura 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: 11807972Abstract: 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: GrantFiled: March 11, 2021Date of Patent: November 7, 2023Assignee: BROTHER KOGYO KABUSHIKI KAISHAInventors: Mitsuhiro Iida, Takahira Osamura, Akihiro Hibino
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Patent number: 11732392Abstract: 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: GrantFiled: March 11, 2021Date of Patent: August 22, 2023Assignee: BROTHER KOGYO KABUSHIKI KAISHAInventors: Takahira Osamura, Akihiro Hibino, Mitsuhiro Iida
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Patent number: 11479891Abstract: 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: GrantFiled: September 15, 2020Date of Patent: October 25, 2022Assignee: BROTHER KOGYO KABUSHIKI KAISHAInventors: Takahira Osamura, Mitsuhiro Iida
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Publication number: 20220275551Abstract: A holding frame includes a frame forming portion and at least one holder. The frame forming portion has a placement surface, a first magnet, and a plurality of first magnetic field generation portions generating magnetic fields with the first magnet. The first magnet is arranged on the frame forming portion so that the orientations of the magnetic fields of the plurality of first magnetic field generation portions that are adjacent are reversed from each other on the placement surface. The at least one holder has a holding surface, a second magnet, and a plurality of second magnetic field generation portions generating magnetic fields with the second magnet. The second magnet is arranged in each holder so that the orientations of the magnetic fields of the plurality of second magnetic field generation portions that are adjacent are reversed from each other on the holding surface.Type: ApplicationFiled: February 22, 2022Publication date: September 1, 2022Inventors: Hiroki MORI, Uchu YAMAMOTO, Takahira OSAMURA
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Patent number: 11396722Abstract: A cap frame includes a body member including an arc-shaped curved wall extending in a particular direction, a retaining member including a clamping portion made of elastic material and first and second engagement portions disposed at end portions of the clamping portion in the particular direction, and an attaching portion. In a state where the retaining member is attached to the body member, the retaining member holds a cap between the retaining member itself and the body member. The clamping portion is elastically deformed in conformance with the curved wall and presses the cap toward the curved wall. The body member includes third and fourth engagement portions engageable with the first and second engagement portions, respectively, and first and second guide portions that define movable directions of the first and second engagement portions as first and second guide directions, respectively, and their opposite directions.Type: GrantFiled: August 18, 2020Date of Patent: July 26, 2022Assignee: BROTHER KOGYO KABUSHIKI KAISHAInventors: Takahira Osamura, Yasuhiko Kawaguchi
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Patent number: 11326287Abstract: 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: GrantFiled: August 19, 2020Date of Patent: May 10, 2022Assignee: BROTHER KOGYO KABUSHIKI KAISHAInventors: Takahira Osamura, Yasuhiko Kawaguchi, Mitsuhiro Iida, Kazuki Takeuchi
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Publication number: 20220098775Abstract: 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: ApplicationFiled: March 11, 2021Publication date: March 31, 2022Inventors: Takahira OSAMURA, Akihiro HIBINO, Mitsuhiro IIDA
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Publication number: 20220098774Abstract: 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: ApplicationFiled: March 11, 2021Publication date: March 31, 2022Inventors: Mitsuhiro IIDA, Takahira OSAMURA, Akihiro HIBINO
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Patent number: 11208747Abstract: An embroidery frame includes a mounting portion to be mounted on a sewing machine and a frame portion. The frame portion has a first frame, a hinge portion, a second frame, a first clamping portion, and a second clamping portion. The first frame is connected to the mounting portion. The hinge portion is connected to one end of the first frame. The second frame is connected at one end to the hinge portion such that the second frame is able to rotate with respect to the first frame. The first clamping portion is configured to clamp the first sewing object together with the first frame while the second frame is open with respect to the first frame. The second clamping portion is configured to clamp the second sewing object together with the second frame while the second frame is open with respect to the first frame.Type: GrantFiled: September 30, 2019Date of Patent: December 28, 2021Assignee: BROTHER KOGYO KABUSHIKI KAISHAInventors: Daisuke Ueda, Yasuhiko Kawaguchi, Nobuhiko Funato, Midori Komada, Kiyomi Kato, Takahira Osamura, Kouji Makiyama
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Patent number: 11021822Abstract: An embroidery frame includes a mounting portion, a first frame with a magnet, and a second frame with a main body portion and a guide portion. The mounting portion is configured to be removably mounted on a sewing machine. The main body portion includes a clamping surface. The guide portion is configured by a non-magnetic material, is provided on the clamping surface, includes an inclined surface, protrudes further than the clamping surface in a first direction intersecting the clamping surface, and guides the first frame to the clamping surface. The inclined surface is inclined in a direction opposite to the first direction the further the inclined surface extends in a second direction that is orthogonal to the first direction and is from an outer side toward an inner side of the second frame. The second frame can clamp easily a sewing object, with the first frame, using magnetic force.Type: GrantFiled: July 16, 2019Date of Patent: June 1, 2021Assignee: BROTHER KOGYO KABUSHIKI KAISHAInventors: Yasuhiko Kawaguchi, Takahira Osamura
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Patent number: 10975507Abstract: 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: GrantFiled: July 18, 2018Date of Patent: April 13, 2021Assignee: BROTHER KOGYO KABUSHIKI KAISHAInventors: Yasuhiko Kawaguchi, Daisuke Ueda, Mitsuhiro Iida, Takahira Osamura
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Publication number: 20210087730Abstract: 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: ApplicationFiled: September 15, 2020Publication date: March 25, 2021Applicant: BROTHER KOGYO KABUSHIKI KAISHAInventors: Takahira OSAMURA, Mitsuhiro IIDA
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Publication number: 20210054552Abstract: 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: ApplicationFiled: August 19, 2020Publication date: February 25, 2021Applicant: BROTHER KOGYO KABUSHIKI KAISHAInventors: Takahira OSAMURA, Yasuhiko KAWAGUCHI, Mitsuhiro IIDA, Kazuki TAKEUCHI
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Publication number: 20210054551Abstract: A cap frame includes a body member including an arc-shaped curved wall extending in a particular direction, a retaining member including a clamping portion made of elastic material and first and second engagement portions disposed at end portions of the clamping portion in the particular direction, and an attaching portion. In a state where the retaining member is attached to the body member, the retaining member holds a cap between the retaining member itself and the body member. The clamping portion is elastically deformed in conformance with the curved wall and presses the cap toward the curved wall. The body member includes third and fourth engagement portions engageable with the first and second engagement portions, respectively, and first and second guide portions that define movable directions of the first and second engagement portions as first and second guide directions, respectively, and their opposite directions.Type: ApplicationFiled: August 18, 2020Publication date: February 25, 2021Applicant: BROTHER KOGYO KABUSHIKI KAISHAInventors: Takahira OSAMURA, Yasuhiko KAWAGUCHI
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Publication number: 20200024783Abstract: An embroidery frame includes a mounting portion to be mounted on a sewing machine and a frame portion. The frame portion has a first frame, a hinge portion, a second frame, a first clamping portion, and a second clamping portion. The first frame is connected to the mounting portion. The hinge portion is connected to one end of the first frame. The second frame is connected at one end to the hinge portion such that the second frame is able to rotate with respect to the first frame. The first clamping portion is configured to clamp the first sewing object together with the first frame while the second frame is open with respect to the first frame. The second clamping portion is configured to clamp the second sewing object together with the second frame while the second frame is open with respect to the first frame.Type: ApplicationFiled: September 30, 2019Publication date: January 23, 2020Inventors: Daisuke UEDA, Yasuhiko KAWAGUCHI, Nobuhiko FUNATO, Midori KOMADA, Kiyomi KATO, Takahira OSAMURA, Kouji MAKIYAMA
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Publication number: 20190338450Abstract: An embroidery frame includes a mounting portion, a first frame with a magnet, and a second frame with a main body portion and a guide portion. The mounting portion is configured to be removably mounted on a sewing machine. The main body portion includes a clamping surface. The guide portion is configured by a non-magnetic material, is provided on the clamping surface, includes an inclined surface, protrudes further than the clamping surface in a first direction intersecting the clamping surface, and guides the first frame to the clamping surface. The inclined surface is inclined in a direction opposite to the first direction the further the inclined surface extends in a second direction that is orthogonal to the first direction and is from an outer side toward an inner side of the second frame. The second frame can clamp easily a sewing object, with the first frame, using magnetic force.Type: ApplicationFiled: July 16, 2019Publication date: November 7, 2019Inventors: Yasuhiko KAWAGUCHI, Takahira OSAMURA
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Patent number: 10443169Abstract: 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: GrantFiled: December 13, 2016Date of Patent: October 15, 2019Assignee: BROTHER KOGYO KABUSHIKI KAISHAInventors: Daisuke Ueda, Mitsuhiro Iida, Takahira Osamura
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Patent number: 10415168Abstract: 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 includes a support member configured to rotatably support the second frame such that a posture of the second frame with respect to the first frame to clamp the sewing object is switchable to a first posture and a second posture. The first posture is a posture in which a first surface of the second frame faces the first frame. The second posture is a posture in which a second surface of the second frame faces the first frame. The second surface is on the opposite side to the first surface. The lock mechanism is configured to press the second frame in at least the first posture toward a first frame side with respect to the second frame.Type: GrantFiled: July 18, 2018Date of Patent: September 17, 2019Assignee: BROTHER KOGYO KABUSHIKI KAISHAInventors: Yasuhiko Kawaguchi, Daisuke Ueda, Mitsuhiro Iida, Takahira Osamura
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Publication number: 20180320301Abstract: 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 includes a support member configured to rotatably support the second frame such that a posture of the second frame with respect to the first frame to clamp the sewing object is switchable to a first posture and a second posture. The first posture is a posture in which a first surface of the second frame faces the first frame. The second posture is a posture in which a second surface of the second frame faces the first frame. The second surface is on the opposite side to the first surface. The lock mechanism is configured to press the second frame in at least the first posture toward a first frame side with respect to the second frame.Type: ApplicationFiled: July 18, 2018Publication date: November 8, 2018Inventors: Yasuhiko KAWAGUCHI, Daisuke UEDA, Mitsuhiro IIDA, Takahira OSAMURA
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Publication number: 20180320300Abstract: 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: ApplicationFiled: July 18, 2018Publication date: November 8, 2018Inventors: Yasuhiko KAWAGUCHI, Daisuke UEDA, Mitsuhiro IIDA, Takahira OSAMURA