Patents by Inventor Akira Kasahara
Akira Kasahara 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: 11958100Abstract: The wire fed or pulled back from the reel by the feeding unit can be properly restricted. The invention relates to a binding machine (2) having a feeding unit (16) for feeding out a wire (3) from a reel (12) provided in a housing unit (11). With respect to the entering route (81) of the wire (3) when the wire (3) drawn out from the reel (12) by the feeding unit (16) is guided to the feeding unit (83), the first restriction unit (83) that restricts the drawing portion (3a) of the wire (3) disposed between the reel (12) and the feeding unit (16) from being deviating from the entering route (81) is provided inside the housing unit (11).Type: GrantFiled: August 27, 2021Date of Patent: April 16, 2024Assignee: Max Co., Ltd.Inventors: Akira Kasahara, Osamu Itagaki, Ichiro Kusakari, Takeshi Morijiri
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Patent number: 11946267Abstract: A binding machine includes a wire feeding unit configured to feed a wire, a curl guide configured to curl the wire fed by the wire feeding unit around an object to be bound, a binding unit including a twisting shaft provided to be rotatable around a predetermined axis, and a gripping part provided at one end side of the twisting shaft, wherein the gripping part is configured to grip the wire curled by the curl guide and the twisting shaft is configured to twist the gripped wire so as to bind the object, a binding machine main body having one end side at which the curl guide is arranged and configured to accommodate therein the wire feeding unit and the binding unit, and a setting unit provided at an opposite end side of the binding machine main body and configured to set a predetermined operation condition.Type: GrantFiled: September 25, 2020Date of Patent: April 2, 2024Assignee: Max Co., Ltd.Inventors: Osamu Itagaki, Akira Kasahara, Norihiro Nagai
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Publication number: 20240001430Abstract: A binding device includes a binding mechanism configured to feed a wire around a reinforcing bar, and to twist and bind the wire fed around the reinforcing bar, a binding mechanism moving part configured to move the binding mechanism between a binding position where binding of the reinforcing bar is performed and a retreat position distant from the reinforcing bar, and a wire pull-out part configured to pull out the wire wound on the reel. The wire pull-out part includes a transmission part to which an operation of the binding mechanism moving part is transmitted, and the transmission part is configured such that an amount of the wire pulled out by the wire pull-out part is different from an amount of movement of the binding mechanism moved by an operation of the binding mechanism moving part.Type: ApplicationFiled: June 29, 2023Publication date: January 4, 2024Applicant: MAX CO., LTD.Inventors: Akira KASAHARA, Kenichi ARAI, Shigeki SHINDOU
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Publication number: 20240002088Abstract: A binding device includes a main body part and a traveling part configured to travel the main body part. The main body part includes a binding mechanism configured to feed a plurality of wires around a reinforcing bar, and to twist and bind the plurality of wires fed around the reinforcing bar, a binding mechanism moving part configured to move the binding mechanism between a binding position where binding of the reinforcing bar is performed and a retreat position away from the reinforcing bar, a reel accommodation part configured to accommodate a plurality of reels on each of which one wire is wound, and a path induction part configured to form a feeding path of wires pulled out from the plurality of reels accommodated in the reel accommodation part between the binding mechanism and the reel accommodation part.Type: ApplicationFiled: June 29, 2023Publication date: January 4, 2024Applicant: MAX CO., LTD.Inventors: Akira KASAHARA, Shigeki SHINDOU, Yosei NODAGUCHI
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Publication number: 20230382577Abstract: There is provided a binding machine, including: a wire feeding portion configured to feed a wire; a guide portion constituting a part of a path through which the wire fed by the wire feeding portion is to pass; a displacement portion configured to move the guide portion between a first position constituting the path and a second position retracted from the path; a driving portion configured to drive the displacement portion; and an accumulation suppressing portion configured to suppress a foreign object from accumulating in a region formed along a moving direction of the displacement portion that is configured to move between the first position and the second position.Type: ApplicationFiled: May 17, 2023Publication date: November 30, 2023Applicant: MAX CO., LTD.Inventors: Akira KASAHARA, Kenichi ARAI
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Patent number: 11779998Abstract: It provides a reinforcing bar binding machine that allows binding objects such as reinforcing bars to be bound by wires with end portions of the wires directed to the binding object side. The reinforcing bar binding machine (1A) includes: a magazine (2A) in which two wires (W) are housed in a drawable manner; a curl guide unit (5A) that winds the juxtaposed wires (W) around the reinforcing bars (S); a wire feeding unit (3A) that winds the wires (W) around the reinforcing bars (S) with the curl guide unit (5A) in an operation of juxtaposing and feeding the wires (W) and winds the wires (W), which is wound around the reinforcing bars (S), around the reinforcing bars (S); and a binding unit (7A) that twists crossing portions of one end side and the other end side of each of the wires (W) wound around the reinforcing bars (S).Type: GrantFiled: December 23, 2020Date of Patent: October 10, 2023Assignee: MAX CO., LTD.Inventors: Osamu Itagaki, Akira Kasahara, Takahiro Nagaoka
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Patent number: 11779997Abstract: A reinforcing bar binding machine includes a magazine in which two wires are housed in a drawable manner; a curl guide unit that winds the juxtaposed wires around the reinforcing bars and a wire feeding unit that winds the wires around the reinforcing bars with the curl guide unit in an operation of juxtaposing and feeding the wires so that the wires are wound around the reinforcing bars. In addition, the binding machine includes a binding unit that twists crossing portions of one end side and the other end side of each of the wires wound around the reinforcing bars. The binding unit further includes a bending portion that bends the one end side and the other end side of each of the wires, which are wound around the reinforcing bars, toward the reinforcing bars.Type: GrantFiled: December 23, 2020Date of Patent: October 10, 2023Assignee: MAX CO., LTD.Inventors: Osamu Itagaki, Akira Kasahara, Takahiro Nagaoka
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Publication number: 20230003039Abstract: A reinforcing bar binding machine capable of reliably performing a wire gripping operation includes a first movable gripping member that is displaced in a direction to contact with and separate from one side of a fixed gripping member and a second movable gripping member that is displaced in a direction to contact with and separate from the other side of the fixed gripping member. A bending portion brings the first movable gripping member and the second movable gripping member into and out of contact with the fixed gripping member. The fixed gripping member includes a shaft that rotatably supports the first movable gripping member and the second movable gripping member. Further, the bending portion includes an opening and closing pin that pushes an opening and closing guide hole provided in the first movable gripping member, and an opening and closing guide hole provided in the second movable gripping member.Type: ApplicationFiled: September 8, 2022Publication date: January 5, 2023Applicant: MAX CO., LTD.Inventors: Takahiro NAGAOKA, Akira KASAHARA
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Patent number: 11459778Abstract: A reinforcing bar binding machine includes a first movable gripping member that is displaced in a direction to come in contact with and separate from one side of a fixed gripping member. A second movable gripping member is displaced in a direction to come in contact with and separate from the other side of the fixed gripping member; and a bending portion brings the first movable gripping member and the second movable gripping member into and out of contact with the fixed gripping member. The fixed gripping member includes a shaft that rotatably supports the first movable gripping member and the second movable gripping member. In addition, the bending portion includes an opening and closing pin that pushes an opening and closing guide hole provided in the first movable gripping member and an opening and closing guide hole provided in the second movable gripping member.Type: GrantFiled: June 30, 2020Date of Patent: October 4, 2022Assignee: MAX CO., LTD.Inventors: Takahiro Nagaoka, Akira Kasahara
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Patent number: 11453040Abstract: A binding machine includes: an accommodation portion accommodating a reel around which a wire is wound; a wire feeding portion configured to feed the wire in a forward direction, winds the wire around a binding object, feeds the wire in a reverse direction, and wraps the wire around the binding object; and a torsion portion that twists the wire. The accommodation portion accommodates the reel such that the reel is offset in one direction along an axial direction of the reel with respect to the wire feeding portion. The binding machine further includes a restricting portion, in a wire passage between the reel and the wire feeding portion, which protrudes inward of the accommodation portion and has a restricting surface with which the wire bent in the other direction along the axial direction of the reel between the reel and the wire feeding portion comes in contact.Type: GrantFiled: February 12, 2020Date of Patent: September 27, 2022Assignee: MAX CO., LTD.Inventors: Yusuke Yoshida, Hiroki Ishiguro, Terufumi Hamano, Akira Kasahara
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Patent number: 11401131Abstract: The reel which can mount substantial amounts of information for identifying the type of a wire wound thereon without increasing the hub size. The reel includes a hub that includes a winding part, a pair of flanges that face each other with the winding part interposed therebetween, first information display portions that are disposed on a first circumference about a shaft center of the hub of at least a surface of the flange, and a second information display portion that is disposed on a second circumference having a smaller diameter than that of the first circumference. The second information display portion is disposed in a region surrounded, in a circumferential direction, by both inner ends of the adjacent first information display portions and the shaft center of the hub.Type: GrantFiled: June 18, 2020Date of Patent: August 2, 2022Assignee: MAX CO., LTD.Inventor: Akira Kasahara
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Publication number: 20220152687Abstract: A reinforcing bar binding machine (1A) includes a magazine (2A) in which a wire (W) is housed, a curl guide unit (5A) that winds the wire (W) around a reinforcing bar (S), a wire feeding unit (3A) that feeds the wire (W), and a binding unit (7A) that twists crossing portions between one end and the other end of the wire (W) wound around the reinforcing bar (S). The wire feeding unit (3A) is configured such that a second displacement member (36) for displacing a second feed gear (30R) is located behind a second feed gear (30L) and provided between the second feed gear (30L) and a handle portion (11A).Type: ApplicationFiled: February 7, 2022Publication date: May 19, 2022Applicant: MAX CO., LTD.Inventors: Osamu ITAGAKI, Akira Kasahara
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Patent number: 11267038Abstract: A reinforcing bar binding machine (1A) includes a magazine (2A) in which a wire (W) is housed, a curl guide unit (5A) that winds the wire (W) around a reinforcing bar (S), a wire feeding unit (3A) that feeds the wire (W), and a binding unit (7A) that twists crossing portions between one end and the other end of the wire (W) wound around the reinforcing bar (S). The wire feeding unit (3A) is configured such that a second displacement member (36) for displacing a second feed gear (30R) is located behind a second feed gear (30L) and provided between the second feed gear (30L) and a handle portion (11A).Type: GrantFiled: July 21, 2016Date of Patent: March 8, 2022Assignee: MAX CO., LTD.Inventors: Osamu Itagaki, Akira Kasahara
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Publication number: 20210387246Abstract: The wire fed or pulled back from the reel by the feeding unit can be properly restricted. The invention relates to a binding machine (2) having a feeding unit (16) for feeding out a wire (3) from a reel (12) provided in a housing unit (11). With respect to the entering route (81) of the wire (3) when the wire (3) drawn out from the reel (12) by the feeding unit (16) is guided to the feeding unit (83), the first restriction unit (83) that restricts the drawing portion (3a) of the wire (3) disposed between the reel (12) and the feeding unit (16) from being deviating from the entering route (81) is provided inside the housing unit (11).Type: ApplicationFiled: August 27, 2021Publication date: December 16, 2021Applicant: MAX CO., LTD.Inventors: Akira KASAHARA, Osamu ITAGAKI, Ichiro KUSAKARI, Takeshi MORIJIRI
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Patent number: 11180342Abstract: The reel which can mount substantial amounts of information for identifying the type of a wire wound thereon without increasing the hub size. The reel includes a hub that includes a winding part, a pair of flanges that face each other with the winding part interposed therebetween, first information display portions that are disposed on a first circumference about a shaft center of the hub of at least a surface of the flange, and a second information display portion that is disposed on a second circumference having a smaller diameter than that of the first circumference. The second information display portion is disposed in a region surrounded, in a circumferential direction, by both inner ends of the adjacent first information display portions and the shaft center of the hub.Type: GrantFiled: April 27, 2020Date of Patent: November 23, 2021Inventor: Akira Kasahara
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Patent number: 11136770Abstract: A reinforcing bar binding machine is provided with a cutting die having a wire through hole which penetrates through the die along a direction in which a wire is fed out, a blade portion adapted to move along an open plane of an opening at one end of the wire through hole to cut a terminating end portion of the wire which has passed through the wire through hole and an engagement portion adapted to be brought into engagement with a portion of the wire which lies in the vicinity of the terminating end portion thereof when the blade portion is rotated so as to bend to hold the portion lying in the vicinity of the terminating end portion.Type: GrantFiled: August 22, 2018Date of Patent: October 5, 2021Assignee: MAX CO., LTD.Inventors: Ichiro Kusakari, Akira Kasahara
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Patent number: 11123788Abstract: The wire fed or pulled back from the reel by the feeding unit can be properly restricted. The invention relates to a binding machine (2) having a feeding unit (16) for feeding out a wire (3) from a reel (12) provided in a housing unit (11). With respect to the entering route (81) of the wire (3) when the wire (3) drawn out from the reel (12) by the feeding unit (16) is guided to the feeding unit (83), the first restriction unit (83) that restricts the drawing portion (3a) of the wire (3) disposed between the reel (12) and the feeding unit (16) from being deviating from the entering route (81) is provided inside the housing unit (11).Type: GrantFiled: July 21, 2016Date of Patent: September 21, 2021Assignee: MAX CO., LTD.Inventors: Akira Kasahara, Osamu Itagaki, Ichiro Kusakari, Takeshi Morijiri
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Publication number: 20210138527Abstract: A reinforcing bar binding machine includes a magazine in which two wires are housed in a drawable manner; a curl guide unit that winds the juxtaposed wires around the reinforcing bars and a wire feeding unit that winds the wires around the reinforcing bars with the curl guide unit in an operation of juxtaposing and feeding the wires so that the wires are wound around the reinforcing bars. In addition, the binding machine includes a binding unit that twists crossing portions of one end side and the other end side of each of the wires wound around the reinforcing bars. The binding unit further includes a bending portion that bends the one end side and the other end side of each of the wires, which are wound around the reinforcing bars, toward the reinforcing bars.Type: ApplicationFiled: December 23, 2020Publication date: May 13, 2021Applicant: MAX CO., LTD.Inventors: Osamu ITAGAKI, Akira KASAHARA, Takahiro NAGAOKA
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Publication number: 20210114080Abstract: It provides a reinforcing bar binding machine that allows binding objects such as reinforcing bars to be bound by wires with end portions of the wires directed to the binding object side. The reinforcing bar binding machine (1A) includes: a magazine (2A) in which two wires (W) are housed in a drawable manner; a curl guide unit (5A) that winds the juxtaposed wires (W) around the reinforcing bars (S); a wire feeding unit (3A) that winds the wires (W) around the reinforcing bars (S) with the curl guide unit (5A) in an operation of juxtaposing and feeding the wires (W) and winds the wires (W), which is wound around the reinforcing bars (S), around the reinforcing bars (S); and a binding unit (7A) that twists crossing portions of one end side and the other end side of each of the wires (W) wound around the reinforcing bars (S).Type: ApplicationFiled: December 23, 2020Publication date: April 22, 2021Applicant: MAX CO., LTD.Inventors: Osamu ITAGAKI, Akira KASAHARA, Takahiro NAGAOKA
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Patent number: 10906086Abstract: A reinforcing bar binding machine includes a magazine in which two wires are housed in a drawable manner; a curl guide unit that winds the juxtaposed wires around the reinforcing bars and a wire feeding unit that winds the wires around the reinforcing bars with the curl guide unit in an operation of juxtaposing and feeding the wires so that the wires are wound around the reinforcing bars. In addition, the binding machine includes a binding unit that twists crossing portions of one end side and the other end side of each of the wires wound around the reinforcing bars. The binding unit further includes a bending portion that bends the one end side and the other end side of each of the wires, which are wound around the reinforcing bars, toward the reinforcing bars.Type: GrantFiled: July 21, 2016Date of Patent: February 2, 2021Assignee: MAX CO., LTD.Inventors: Osamu Itagaki, Akira Kasahara, Takahiro Nagaoka