Patents by Inventor Yusuke Harayama
Yusuke Harayama 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: 8403377Abstract: A locking device includes a lock body that includes an engagement groove with or from which the closing-side and opening-side lock receivers are engaged or disengaged, the lock body being variable between a neutral posture in which the closing-side and opening-side lock receivers are allowed to be engaged with or disengaged from the engagement groove; a closing-side locking posture in which the closing-side lock receiver that is engaged with the engagement groove is regulated so as not to be disengaged from the engagement groove; or an opening-side locking posture in which the opening-side lock receiver that is engaged with the engagement groove is regulated so as not to be disengaged from the engagement groove; a holding member and a release operation lever.Type: GrantFiled: February 18, 2008Date of Patent: March 26, 2013Assignee: Caterpillar Japan Ltd.Inventors: Eiji Akahane, Teruyuki Yamada, Tomoya Hirano, Yusuke Harayama
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Patent number: 8267467Abstract: A cab in a construction machine, the cab including frame members including a hollow first frame member connected to a second frame member in order to form a corner portion, the first frame member including a pass-through portion formed at a first side surface portion of the first frame member; a reinforcing member that is installed at the corner portion, wherein at least one of two sides of the reinforcing member passes through the pass-through portion and abuts against an inner surface of a second side surface portion of the first frame member that is at an opposite side of the first side surface portion; and a reinforcing plate that abuts against an outer surface of the second side surface portion, wherein the at least one of two sides of the reinforcing member is supported and reinforced by the reinforcing plate.Type: GrantFiled: December 15, 2009Date of Patent: September 18, 2012Assignees: Caterpillar Japan Ltd., Press Kogyo Co., Ltd.Inventors: Tetsuji Takaoka, Eiji Akahane, Kazushige Tasaki, Masayoshi Nakajima, Teruyuki Yamada, Yusuke Harayama, Tomoya Hirano
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Publication number: 20120038186Abstract: A cab in a construction machine, the cab including frame members including a hollow first frame member connected to a second frame member in order to form a corner portion, the first frame member including a pass-through portion formed at a first side surface portion of the first frame member; a reinforcing member that is installed at the corner portion, wherein at least one of two sides of the reinforcing member passes through the pass-through portion and abuts against an inner surface of a second side surface portion of the first frame member that is at an opposite side of the first side surface portion; and a reinforcing plate that abuts against an outer surface of the second side surface portion, wherein the at least one of two sides of the reinforcing member is supported and reinforced by the reinforcing plate.Type: ApplicationFiled: December 15, 2009Publication date: February 16, 2012Applicants: PRESS KOGYO CO., LTD., CATERPILLAR JAPAN LTD.Inventors: Tetsuji Takaoka, Eiji Akahane, Kazushige Tasaki, Masayoshi Nakajima, Teruyuki Yamada, Yusuke Harayama, Tomoya Hirano
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Patent number: 8029044Abstract: To facilitate the production of a cab in the form of a box by joining side, rear and roof panels to pillars, and to improve the productivity. Pillars forming the cab (2) include composite pillars (16, 18) obtained by juxtaposing and joining together the pairs of pillar members (20, 22), and panel assemblies (4, 6, 8) adjacent to the pillar members (20, 22) are joined to the pillar members (20, 22) of the composite pillars (16, 18).Type: GrantFiled: January 31, 2008Date of Patent: October 4, 2011Assignees: Caterpillar Japan Ltd., Press Kogyo Co., Ltd.Inventors: Eiji Akahane, Takayuki Yuasa, Kazushige Tasaki, Masayoshi Nakajima, Robert D. Clausen, Teruyuki Yamada, Hideo Kosaka, Yusuke Harayama
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Patent number: 7922237Abstract: A vehicle includes a cab; a front window that is capable of moving between a closed position where a window opening at a front surface of the cab is closed and an open position where the front window is housed in a ceiling portion of the cab and the window opening is open; and a guide structure for the front window that guides the front window between the closed position and the open position.Type: GrantFiled: December 16, 2008Date of Patent: April 12, 2011Assignees: Catepillar Japan Ltd., Press Kogyo Co., Ltd.Inventors: Eiji Akahane, Kazushige Tasaki, Masayoshi Nakajima, Tetsuji Takaoka, Teruyuki Yamada, Tomoya Hirano, Yusuke Harayama
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Publication number: 20100283290Abstract: A vehicle includes a cab; a front window that is capable of moving between a closed position where a window opening at a front surface of the cab is closed and an open position where the front window is housed in a ceiling portion of the cab and the window opening is open; and a guide structure for the front window that guides the front window between the closed position and the open position.Type: ApplicationFiled: December 16, 2008Publication date: November 11, 2010Applicants: CATERPILLAR JAPAN LTD., PRESS KOGYO CO., LTD.Inventors: Eiji Akahane, Kazushige Tasaki, Masayoshi Nakajima, Tetsuji Takaoka, Teruyuki Yamada, Tomoya Hirano, Yusuke Harayama
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Publication number: 20100127513Abstract: A locking device includes a lock body that includes an engagement groove with or from which the closing-side and opening-side lock receivers are engaged or disengaged, the lock body being variable between a neutral posture in which the closing-side and opening-side lock receivers are allowed to be engaged with or disengaged from the engagement groove; a closing-side locking posture in which the closing-side lock receiver that is engaged with the engagement groove is regulated so as not to be disengaged from the engagement groove; or an opening-side locking posture in which the opening-side lock receiver that is engaged with the engagement groove is regulated so as not to be disengaged from the engagement groove; a holding member and a release operation lever.Type: ApplicationFiled: February 18, 2008Publication date: May 27, 2010Applicant: Caterpillar Japan Ltd.Inventors: Eiji Akahane, Teruyuki Yamada, Tomoya Hirano, Yusuke Harayama
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Publication number: 20100117399Abstract: To facilitate the production of a cab in the form of a box by joining side, rear and roof panels to pillars, and to improve the productivity. Pillars forming the cab (2) include composite pillars (16, 18) obtained by juxtaposing and joining together the pairs of pillar members (20, 22), and panel assemblies (4, 6, 8) adjacent to the pillar members (20, 22) are joined to the pillar members (20, 22) of the composite pillars (16, 18).Type: ApplicationFiled: January 31, 2008Publication date: May 13, 2010Inventors: Eiji Akahane, Takayuki Yuasa, Kazushige Tasaki, Masayoshi Nakajima, Robert D. Clausen, Teruyuki Yamada, Hideo Kosaka, Yusuke Harayama
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Patent number: 6991283Abstract: A shutter type guard apparatus composed of a movable guard member which can be opened and closed for covering the window portion of the cab of a piece of machinery. The guard member is structured so that it can be closed to an intermediately opened position where it is easily operated. An auxiliary closing device includes a cable winding device for winding the first cable, a travelling unit coupled between the first cable and a second cable, an auxiliary guide rail in which the travelling unit and the first and second cables are guided for movement, and a pull handle coupled to the second cable. The auxiliary guide member is at one of a pair of left and right guide rails, for guiding the movable guard member. The pull handle is disposed at an intermediate position, in the vertical direction of the guide rail, and by pulling the pull handle downward, the guard member is forcibly closed to an intermediately opened/closed position where it can be easily reached and further closed by hand by an operator.Type: GrantFiled: June 2, 2003Date of Patent: January 31, 2006Assignees: Shin Caterpillar Mitsubishi Ltd., Press Kogyo Co., Ltd., Nippon Cable Systems, Inc., Tomoe System Inc.Inventors: Eiji Akahane, Yusuke Harayama, Mikiya Yagi, Seiji Hiraoka
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Publication number: 20040245755Abstract: When attaching a shutter type guard apparatus composed of a movable guard member which can be opened and closed, to the window portion of the cab of construction machinery, the guard member is constructed so that it can be closed to an intermediately opened position where it is easily operated.Type: ApplicationFiled: March 19, 2004Publication date: December 9, 2004Inventors: Eiji Akahane, Yusuke Harayama, Mikiya Yagi, Seiji Hiraoka
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Patent number: 6034351Abstract: A cleaning arrangement for removing sputter attached to a welding torch nozzle includes a cylindrical container with screen at the lower end thereof, shot material held by the screen, an air injection nozzle disposed above the screen, a suction tube under the nozzle and a torch nozzle sensor to control the sputter removal process.Type: GrantFiled: June 24, 1998Date of Patent: March 7, 2000Inventors: Katsuhiro Sato, Hiroyuki Izumi, Motoaki Maruyama, Toshiya Hayashida, Yusuke Harayama, Kenji Yoshida, Kenji Hiroi