Patents by Inventor Toshimichi Arai

Toshimichi Arai 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: 20200208668
    Abstract: A connection fastener in which a plurality of fasteners for a driving tool are connected includes a connection band which detachably connects sleeves holding the fasteners one by one. A gap is formed between the sleeve and the fastener so as to face a toe side of the fastener.
    Type: Application
    Filed: December 27, 2019
    Publication date: July 2, 2020
    Applicant: MAX CO., LTD.
    Inventors: Toshimichi ARAI, Satoru YONEYAMA, Yasushi YOKOCHI, Naoyuki FUKUSHIMA
  • Publication number: 20190301512
    Abstract: A connection fastener includes a plurality of fasteners, a sheet-shaped connection portion and attaching portions. Each fastener includes a head portion provided at one end portion side and a tapered leading end portion provided at the other end portion side. The sheet-shaped connection portion is configured to connect the plurality of fasteners in a parallel direction. The attaching portions are separate from the connection portion attached to the fasteners such that each attaching portion covers at least one part of each leading end portion. The connection portion includes first holding portions and second holding portions. Each of the first holding portions is configured to support a head portion side of each fastener. Each of the second holding portions is configured to support at least one part of a circumferential surface of each attaching portion.
    Type: Application
    Filed: June 20, 2019
    Publication date: October 3, 2019
    Applicant: MAX CO., LTD.
    Inventors: Yasushi NAKAGAWA, Toshimichi ARAI
  • Patent number: 10428853
    Abstract: A connection fastener includes a plurality of fasteners, a sheet-shaped connection portion and attaching portions. Each fastener includes a head portion provided at one end portion side and a tapered leading end portion provided at the other end portion side. The sheet-shaped connection portion is configured to connect the plurality of fasteners in a parallel direction. The attaching portions are separate from the connection portion attached to the fasteners such that each attaching portion covers at least one part of each leading end portion. The connection portion includes first holding portions and second holding portions. Each of the first holding portions is configured to support a head portion side of each fastener. Each of the second holding portions is configured to support at least one part of a circumferential surface of each attaching portion.
    Type: Grant
    Filed: July 13, 2017
    Date of Patent: October 1, 2019
    Assignee: MAX CO., LTD.
    Inventors: Yasushi Nakagawa, Toshimichi Arai
  • Publication number: 20180017093
    Abstract: A connection fastener includes a plurality of fasteners, a sheet-shaped connection portion and attaching portions. Each fastener includes a head portion provided at one end portion side and a tapered leading end portion provided at the other end portion side. The sheet-shaped connection portion is configured to connect the plurality of fasteners in a parallel direction. The attaching portions are separate from the connection portion attached to the fasteners such that each attaching portion covers at least one part of each leading end portion. The connection portion includes first holding portions and second holding portions. Each of the first holding portions is configured to support a head portion side of each fastener. Each of the second holding portions is configured to support at least one part of a circumferential surface of each attaching portion.
    Type: Application
    Filed: July 13, 2017
    Publication date: January 18, 2018
    Applicant: MAX CO., LTD.
    Inventors: Yasushi NAKAGAWA, Toshimichi ARAI
  • Patent number: 8794893
    Abstract: A fastening pin has an enlarged head part, and a shaft part. The shaft part includes a large diameter section formed below the enlarged head part, a middle shaft section formed below the large diameter section, and a small diameter section extending from the middle shaft section to a leading end of the fastening pin. The large diameter section includes a round portion formed below the enlarged head part and a taper portion formed between the round portion and the middle shaft section. A diameter of the large diameter section at a side of the enlarged head part is larger than a diameter of the large diameter section at a side of the middle shaft section. The middle shaft section has a uniform diameter from a side of the large diameter section to a side of the small diameter section.
    Type: Grant
    Filed: February 1, 2012
    Date of Patent: August 5, 2014
    Assignee: Max Co., Ltd.
    Inventors: Yasunori Aihara, Toshimichi Arai
  • Patent number: 8393511
    Abstract: A pneumatic tool includes a tool body, a nose part for ejecting a nail, which is provided in a lower part of the tool body, an air chamber for storing compressed air, which is provided in the tool body, an air supply pipe for supplying the compressed air from an air supply source to the air chamber, an air duster, an air duster pipeline connected to an air outlet of the air duster, and an air duster valve for controlling supply of the compressed air to the air duster pipeline.
    Type: Grant
    Filed: February 22, 2008
    Date of Patent: March 12, 2013
    Assignee: Max Co., Ltd.
    Inventors: Tatsushi Ogawa, Kouji Kubo, Takao Tsukada, Norimitsu Sekiguchi, Yoshihiko Kondo, Tomokazu Nagata, Michiaki Adachi, Toshimichi Arai, Hitoshi Tamura, Takeo Fujiyama
  • Publication number: 20120219382
    Abstract: A fastening pin has an enlarged head part, and a shaft part. The shaft part includes a large diameter section formed below the enlarged head part, a middle shaft section formed below the large diameter section, and a small diameter section extending from the middle shaft section to a leading end of the fastening pin. The large diameter section includes a round portion formed below the enlarged head part and a taper portion formed between the round portion and the middle shaft section. A diameter of the large diameter section at a side of the enlarged head part is larger than a diameter of the large diameter section at a side of the middle shaft section. The middle shaft section has a uniform diameter from a side of the large diameter section to a side of the small diameter section.
    Type: Application
    Filed: February 1, 2012
    Publication date: August 30, 2012
    Applicant: MAX CO., LTD.
    Inventors: Yasunori Aihara, Toshimichi Arai
  • Publication number: 20100243286
    Abstract: A power tool includes a striking cylinder, a striking piston slidably housed in the striking cylinder, a driver coupled to a bottom surface of the striking piston, and a cushioning mechanism configured to absorb an impact of striking a fastener with the driver when the striking piston is driven. The cushioning mechanism includes a housing formed below the striking cylinder, and a bumper housed in the housing to receive the bottom surface of the striking piston. The bumper is formed in a tubular shape, a wall thickness of a central section of the bumper is greater than wall thicknesses of an upper section and a lower section of the bumper, and the wall thicknesses of the upper section and the lower section are substantially the same.
    Type: Application
    Filed: August 22, 2007
    Publication date: September 30, 2010
    Applicant: Max Co., Ltd.
    Inventors: Takamichi Hoshino, Toshimichi Arai, Yasunori Aihara
  • Publication number: 20100116865
    Abstract: A pneumatic tool includes a tool body, a nose part for ejecting a nail, which is provided in a lower part of the tool body, an air chamber for storing compressed air, which is provided in the tool body, an air supply pipe for supplying the compressed air from an air supply source to the air chamber, an air duster, an air duster pipeline connected to an air outlet of the air duster, and an air duster valve for controlling supply of the compressed air to the air duster pipeline.
    Type: Application
    Filed: February 22, 2008
    Publication date: May 13, 2010
    Applicant: MAX CO., LTD
    Inventors: Tatsushi Ogawa, Kouji Kubo, Takao Tsukada, Norimitsu Sekiguchi, Yoshihiko Kondo, Tomokazu Nagata, Michiaki Adachi, Toshimichi Arai, Hitoshi Tamura, Takeo Fujiyama