Patents by Inventor Kousuke Katahira
Kousuke Katahira 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: 9061690Abstract: A guide rail type vehicle of the present invention comprises a guide frame provided so as to be rotatable about a rotation axis perpendicular to the floor surface of a vehicle body; a plurality of guide wheels which forms gripping pairs aligned in the vehicle width direction so as to be able to grip a center guide rail, and which is arranged in the front-and-rear direction of the guide frame; equalizing links supporting two guide wheels, which are adjacent to each other in the front-and-rear direction, so as to be able to roll about a guide wheel shaft parallel to the rotation axis, and connecting the two guide wheels as a connected pair and being attached to the guide frame so as to be rotatable about a link shaft parallel to the rotation axis; and a steering link mechanism changing the steering angle of tires.Type: GrantFiled: July 25, 2011Date of Patent: June 23, 2015Assignee: MITSUBISHI HEAVY INDUSTRIES, LTD.Inventors: Toru Kanemori, Hiromichi Yamamoto, Kousuke Katahira
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Publication number: 20150131192Abstract: A grounding shoe is provided in a vehicle so as to face a grounding rail provided on a track. The grounding shoe includes a collector unit that has an electroconductive body; and a holding part that fixes the collector unit by holding a first end of the electroconductive body in such a manner that the electroconductive body can be energized as well as attached/detached and that is in contact with the electroconductive body.Type: ApplicationFiled: April 26, 2013Publication date: May 14, 2015Inventors: Shigeyuki Yamada, Kousuke Katahira, Hiroyuki Andoh
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Patent number: 8973507Abstract: The present invention provides a bogie for a guide rail type vehicle that runs along a predetermined guideway. The bogie includes a turn frame connected to a vehicle body; an axle turnably mounted to the turn frame via bearings and; a guide frame mounted to the axle; a first pair of guide wheels rotatably provided at a vehicle body end side portion of the guide frame; a second pair of guide wheels rotatably provided at a vehicle body center side portion of the guide frame; a stopper provided so as to project from an upper surface on a vehicle body side of the axle toward the vehicle body; and a pair of stopper receivers arranged facing each other at intervals from the stopper in a vehicle lateral direction.Type: GrantFiled: July 6, 2009Date of Patent: March 10, 2015Assignee: Mitsubishi Heavy Industries, Ltd.Inventors: Hiroki Kurahashi, Nobuyuki Fujio, Hiroyuki Kono, Yukihide Yanobu, Akihisa Kawauchi, Kousuke Katahira
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Publication number: 20140290525Abstract: A transportation system includes a vehicle, a track having a traveling road surface on which a vehicle travels and guide parts which extend to both sides in a width direction of the traveling road surface. The track has a first section in which the vehicle is guided by the guide parts and travels on the track, and a second section in which the vehicle travels on the track by the steering of the vehicle.Type: ApplicationFiled: November 9, 2012Publication date: October 2, 2014Inventors: Hiroyuki Maeyama, Toru Kanemori, Mitsuaki Hoshi, Takahiro Suzuki, Masahisa Masukawa, Toshiaki Asanoma, Kousuke Katahira
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Patent number: 8839721Abstract: A bogie for a vehicle guided by guide wheels rotating while contacting a guide rail arranged along a guideway of the vehicle has a steering mechanism which operates in conjunction with the guide wheels to steer running wheels; a guide frame including a pair of traverse beams each of which is equipped with the guide wheels rotatably on both ends thereof and connecting members connecting the pair of the traverse beams with each other, the traverse beams being respectively arranged on a front side and a rear side of the bogie; a connection rod connecting the steering mechanism to the guide frame to move the steering mechanism in conjunction with the guide frame and steer the running wheels; and a turning bearing having a circular or an arc shape to rotatably support the guide frame on an axle of the bogie or a supporting member of the axle.Type: GrantFiled: August 7, 2009Date of Patent: September 23, 2014Assignee: Mitsubishi Heavy Industries, Ltd.Inventors: Hiroyuki Maeyama, Yoshinori Mitsui, Kousuke Katahira
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Patent number: 8833828Abstract: A guide wheel device for a guide rail vehicle includes a wheel shaft rotatably supported on a bearing, and a main guide wheel and a branch guide wheel rotatably mounted to upper and lower portions of the wheel shaft, wherein the main guide wheel has a rotation center eccentric to an axis of the wheel shaft, a plurality of fitting body receiving portions are provided in an outer peripheral surface of the wheel shaft so as to be arranged sequentially in a circumferential direction, a fitting body to be fitted into the fitting body receiving portions is provided in the bearing, and fitting adjusting means capable of pressing the fitting body against the fitting body receiving portions toward the wheel shaft or releasing the pressing of the fitting body is provided.Type: GrantFiled: December 24, 2009Date of Patent: September 16, 2014Assignee: Mitsubishi Heavy Industries, Ltd.Inventors: Hiroyuki Maeyama, Kousuke Katahira
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Patent number: 8776696Abstract: A low floor vehicle can reduce, during curved track traveling of a vehicle, the lateral pressure of the vehicle, can prevent occurrence of vibration and creaking sounds of the vehicle, can improve riding comfort for passengers, and can reduce wear of wheel flanges, is provided. The low floor vehicle includes: a journal member which couples a pair of wheels and is attached to a truck frame; and a truck frame lateral beam arranged along a vehicle width direction closer to the center of the truck frame than the journal member. The journal member can turn with respect to the truck frame. A coupling member which couples the journal member and the truck frame lateral beam is provided. The coupling member is attached to the center in the vehicle width direction of the truck frame lateral beam so as to be pivotable around an axis extending in a vehicle height direction.Type: GrantFiled: June 16, 2009Date of Patent: July 15, 2014Assignee: Mitsubishi Heavy Industries, Ltd.Inventors: Yoshiki Okubo, Hiroyuki Kono, Kousuke Katahira
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Publication number: 20140190366Abstract: A vehicle pick-up and delivery device includes: two mainline tracks including a pair of first guide portions which guide a pair of first guide wheels provided on a vehicle on an outer side of each of the first guide wheels; a pick-up and delivery travel path on which the vehicle is capable of traveling and which is provided between the two mainline tracks and is configured to pick up and deliver the vehicle between the two mainline tracks; a second guide portion which is provided inside the pick-up and delivery travel path and guides a second guide wheel disposed below the vehicle; and a switching unit which is provided on the mainline tracks and is capable of switching a direction of the vehicle between a direction along the mainline tracks and a direction along the pick-up and delivery travel path.Type: ApplicationFiled: August 23, 2012Publication date: July 10, 2014Inventors: Yasuyuki Mukai, Toshiaki Asanoma, Yoshinobu Murakami, Hiroyuki Maeyama, Akihiro Kubo, Kousuke Katahira
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Patent number: 8761972Abstract: In a track type protection system comprising an automatic steering mechanism and a fail-safe mechanism, provided is a detection mechanism which can detect a deviated value of a vehicle, widthwise of a track, and which is highly reliable.Type: GrantFiled: January 21, 2008Date of Patent: June 24, 2014Assignee: Mitsubishi Heavy Industries, Ltd.Inventors: Shunji Morichika, Katsuaki Morita, Masahiro Yamaguchi, Mitsuaki Hoshi, Kousuke Katahira
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Patent number: 8667901Abstract: A bogie for a vehicle which is guided by guide wheels that rotate while keeping contact with a guide rail arranged along a guideway of the vehicle. The bogie comprises a guide frame which includes a pair of transverse beams and a connecting member arranged between the pair of the transverse beams and each of the traverse beams being equipped with the guide wheels rotatably on both ends thereof, an axle supported on a non-turning part of the bogie such that the axle is capable of turning and running wheels which are attached to both ends of the axle. The running wheels are rigidly fixed to the axle and the guide frame is fixed to the axle so as to steer the guide frame, the axle and the running wheels integrally.Type: GrantFiled: August 7, 2009Date of Patent: March 11, 2014Assignee: Mitsubishi Heavy Industries, Ltd.Inventors: Hiroyuki Maeyama, Yoshinori Mitsui, Kousuke Katahira
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Patent number: 8651026Abstract: A vehicle includes a vehicle body, a bolster spring, a bogie supporting the vehicle body via the bolster spring and a vehicle height adjusting mechanism. The vehicle height adjustment mechanism includes an integrating device, a measuring device and an elastic force adjusting device. The integrating device integrates a first relative displacement amount at a first position between the vehicle body and the bogie and a second relative displacement amount at a second position between the vehicle body and the bogie. The measuring device measures an integrated value of the first relative displacement amount and the second relative displacement amount. The elastic force adjusting device adjusts elastic force of the bolster spring based on the integrated value so as to adjust a relative displacement amount between the vehicle body and the bogie.Type: GrantFiled: July 28, 2009Date of Patent: February 18, 2014Assignee: Mitsubishi Heavy Industries, Ltd.Inventors: Hiroyuki Maeyama, Yoshinori Mitsui, Kousuke Katahira
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Patent number: 8561547Abstract: A track-guided vehicle wheel truck facilitates vehicle maintenance and enables reduction in costs. The track vehicle wheel truck includes guide frames arranged along the forward and rearward directions of the vehicle on the inside of the vehicle width direction in the running wheels, and fixed to knuckles; a tie rod arranged on the center side of the forward and rearward directions in the vehicle along the vehicle width direction, and interlock with the guide frames; guide wheel receivers disposed toward the inside of the vehicle width direction from the guide frames on the vehicle end side and the center side relative to an axis of the running wheels; and a steering axle arranged along the vehicle width direction, and are able to turn the running wheels, the knuckles, and the guide frames by installing a kingpin at both ends thereof.Type: GrantFiled: August 25, 2009Date of Patent: October 22, 2013Assignee: Mitsubishi Heavy Industries, Ltd.Inventors: Mihoko Shiroyama, Yoshiki Okubo, Kousuke Katahira
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Patent number: 8511237Abstract: Structure for mounting batteries in a guideway electric vehicle driven by a battery-driven motor is provided, with which balancing in weight of the vehicle is properly achieved, batteries can be cooled enough, battery rooms are completely sealed from the passenger room, and running stability of the vehicle is ensured.Type: GrantFiled: April 18, 2008Date of Patent: August 20, 2013Assignee: Mitsubishi Heavy Industries, Ltd.Inventors: Katsuaki Morita, Masaya Mitake, Mitsuaki Hoshi, Kousuke Katahira
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Publication number: 20130133546Abstract: A guide rail type vehicle of the present invention comprises a guide frame provided so as to be rotatable about a rotation axis perpendicular to the floor surface of a vehicle body; a plurality of guide wheels which forms gripping pairs aligned in the vehicle width direction so as to be able to grip a center guide rail, and which is arranged in the front-and-rear direction of the guide frame; equalizing links supporting two guide wheels, which are adjacent to each other in the front-and-rear direction, so as to be able to roll about a guide wheel shaft parallel to the rotation axis, and connecting the two guide wheels as a connected pair and being attached to the guide frame so as to be rotatable about a link shaft parallel to the rotation axis; and a steering link mechanism changing the steering angle of tires.Type: ApplicationFiled: July 25, 2011Publication date: May 30, 2013Inventors: Toru Kanemori, Hiromichi Yamamoto, Kousuke Katahira
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Publication number: 20130125780Abstract: A guide rail type vehicle is provided with a guide wheel that comes into rolling contact with a guide rail, a switching wheel that is comes into rolling contact with a switching rail installed at a switching location of the guide rail, a wheel axle in which the guide wheel is connected to the top end and the switching wheel is connected to the bottom end, a support receiver of which the height dimension is set to be smaller than the corresponding length dimension of the wheel axle and which supports the wheel axle, and adjustment device which adjusts the sizes of a gap of the guide wheel side and a gap of the switching wheel side, which are accessed from a direction orthogonal to the axial direction of the wheel axle, and are therefore capable of adjusting the height of the guide wheel and the switching wheel.Type: ApplicationFiled: July 25, 2011Publication date: May 23, 2013Inventors: Hiroyuki Maeyama, Hiromichi Yamamoto, Kousuke Katahira
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Publication number: 20130126287Abstract: A guide track (3A) includes a guide rail (31) having a guide groove (31a) opened upward in which the pair of guide wheels (23) inserted, and is formed with a pair of guide surfaces (31b) for causing each of the pair of guide wheels (23) to roll at both sides of the traveling course in a width direction; conductor rails (32) that are placed at both sides of the outside of the traveling course in the width direction with respect to the guide groove (31a) to perform contact electricity supply by pressing a power collection shoe (43) of a power collector (4) of the track-based vehicle; a first insulator (33) that is formed of an insulation material and supports the conductor rails (32) with respect to the guide rail; and insulation plates (34) serving as insulation materials that are provided at both sides of the conductor rail (32) in the width direction, and are provided in parallel to the conductor rail (32) and in parallel to a pressing direction of the power collection shoe (43) so as to prevent a short circType: ApplicationFiled: September 2, 2011Publication date: May 23, 2013Inventors: Toru Kanemori, Hiromichi Yamamoto, Kousuke Katahira
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Publication number: 20130127234Abstract: A vehicle wheel, which is divided in an axial direction of a tire into two pieces which are an in-side half wheel and an out-side half wheel that are connected to each other and fixed to an axle hub, includes wheel coupling bolts joining a mating surface of the in-side half wheel and a mating surface of the out-side half wheel together, and hub bolts joining the out-side half wheel and the axle hub together. The wheel coupling bolts and the hub bolts are respectively screwed into nuts from the out-side half wheel side.Type: ApplicationFiled: July 15, 2011Publication date: May 23, 2013Inventors: Hiroyuki Maeyama, Hiromichi Yamamoto, Kousuke Katahira
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Publication number: 20130126065Abstract: Provided is a core (10A), in which split pieces (10P) adjacent to each other in a circumferential direction are coupled by a coupling pin (11), an axial direction of which is disposed in a width direction of the split pieces (10P), at a radial inner circumferential side thereof, and split surfaces (10a, 10b) formed by both of the split pieces (10P, 10P) include a first load receiving surface (10c) and a second load receiving surface (10d) having a predetermined angle with respect to a radial direction at a radial outer circumferential side from the coupling pin (11).Type: ApplicationFiled: July 15, 2011Publication date: May 23, 2013Inventors: Hiroyuki Maeyama, Hiromichi Yamamoto, Kousuke Katahira
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Publication number: 20130118375Abstract: A travel device includes a bogie frame (11) configured to support an axle (5) to which a wheel (3) is attached, a suspension frame (15) disposed close to a center of a vehicle body (1) with respect to the bogie frame (11) and having a support section (16) extending downward from the vehicle body (1), and an upper link (14a) and a lower link (14b) configured to connect the support section (16) and the bogie frame (11) to relatively move the bogie frame (11) with respect to the support section (16) in a vertical direction. In the lower link (14b), a position (11b) at which the lower link (14b) and the bogie frame (11) are connected by pin coupling is disposed lower than a position (15b) at which the lower link (14b) and the support section (16) are connected by pin coupling.Type: ApplicationFiled: September 7, 2011Publication date: May 16, 2013Inventors: Hiroyuki Maeyama, Hiromichi Yamamoto, Kousuke Katahira
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Patent number: 8418628Abstract: A the low floor vehicle includes a journal member which couples a pair of wheels and is attached to a truck frame; and a truck frame lateral beam arranged along a vehicle width direction closer to the center of the truck frame than the journal member. The journal member is turnable with respect to the struck frame. A pair of left and right stub links extending between the journal member and the truck frame lateral beam, are provided. Axes passing both ends of the pair of stub links are arranged to tilt so as to widen a space between the ends in the vehicle width direction with going from the truck frame lateral beam toward the journal member. Both the ends of the stub links are attached to be pivotable respectively around axes which extend in a height direction to the journal member and the truck frame lateral beam.Type: GrantFiled: June 16, 2009Date of Patent: April 16, 2013Assignee: Mitsubishi Heavy Industries, LtdInventors: Yoshiki Okubo, Hiroyuki Kono, Kousuke Katahira