Patents by Inventor Mitsuaki Hoshi
Mitsuaki Hoshi 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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Publication number: 20230035170Abstract: A diagnosis system diagnoses the integrity of an opening/closing device capable of opening and closing by driving a motor. A driving current acquisition unit acquires a driving current of the motor. A diagnosis unit defines a current waveform from a temporal change of the driving current acquired by the driving current acquisition unit and diagnoses the integrity of the opening/closing device based on the current waveform.Type: ApplicationFiled: February 10, 2021Publication date: February 2, 2023Inventors: Kazuumi KONDO, Mitsuaki HOSHI, Fujio SHINOKI, Kosaku MURASE
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Publication number: 20220379901Abstract: This monitoring device comprises: an acceleration acquisition unit for acquiring acceleration data of a vehicle traveling along a track; an acceleration effective value acquisition unit for acquiring a plurality of acceleration effective values obtained by applying a bandpass filter for each of a plurality of constant specific bandwidths to the acceleration data; a corrected acceleration calculation unit for calculating a corrected acceleration on the basis of each of the acceleration effective values of the respective constant specific bandwidths and predetermined correction coefficients corresponding to the respective constant specific bandwidths; and an abnormality detection unit for detecting an abnormality of the vehicle or of the track on the basis of the magnitude of the corrected acceleration.Type: ApplicationFiled: July 28, 2020Publication date: December 1, 2022Inventors: Akihisa KAWAUCHI, Hiroyuki KONO, Koji UCHIDA, Mitsuaki HOSHI
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Patent number: 10131367Abstract: This invention is equipped with: a steering shaft provided to an underframe of a carbody of a vehicle travelling on a traveling road surface of tracks; king pins provided as a pair to end sections of the steering shaft at both sides in the width direction; axle hubs swingably provided to the steering shaft via the king pins; tires mounted plurally to each of the axle hubs; guide wheels, which roll over guide rails provided to the tracks in the direction of extension of the tracks, and which are guided from the width direction of the tracks; a guide device part for supporting the guide wheels and the steering shaft; and a steering mechanism for causing the axle hubs to turn about the king pins in accordance with the displacement of the guide device part.Type: GrantFiled: September 30, 2014Date of Patent: November 20, 2018Assignee: MITSUBISHI HEAVY INDUSTRIES ENGINEERING, LTD.Inventors: Kousuke Katahira, So Tamura, Mitsuaki Hoshi, Masahisa Masukawa
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Patent number: 10065663Abstract: A steering bogie provided with a pair of tires (13) positioned on both sides in the vehicle-widthwise direction, a primary suspension mechanism (51) for supporting the pair of tires (13) independent from a subframe (11), and a steering guide device (14) which is guided along guide rails (6) extending along a track (5), wherein the steering guide device (14) is equipped with: a guide frame (31); guide wheels (33) which roll as a result of contact with the guide rails (6), and are rotatably supported by the guide frame (31); and a guide frame support mechanism (32) for supporting the guide frame (31) by hanging from the primary suspension mechanism (51).Type: GrantFiled: September 4, 2014Date of Patent: September 4, 2018Assignee: MITSUBISHI HEAVY INDUSTRIES ENGINEERING, LTD.Inventors: Kousuke Katahira, So Tamura, Mitsuaki Hoshi
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Patent number: 10046777Abstract: A vehicular suspension device has: a pair of primary support parts for respectively and elastically supporting elastic tires on a sub frame, the tires being located on both vehicle-widthwise sides; and a secondary support part for integrally and elastically supporting the pair of primary support parts and a car body via the sub frame, the secondary support part being located between the sub frame and the car body.Type: GrantFiled: July 11, 2014Date of Patent: August 14, 2018Assignee: MITSUBISHI HEAVY INDUSTRIES, LTD.Inventors: Kousuke Katahira, So Tamura, Mitsuaki Hoshi
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Patent number: 10000190Abstract: A cooling device provided with cooling fins which: is provided in a wheel of a running wheel which integrally rotates with a axle shaft and has a brake device positioned in the interior thereof; and produces, by rotating in both the forward and reverse directions of the wheel, airflow which flows through the brake device via ventilation holes passing from the inside to the outside of the wheel. Therein, the cooling fins produce an airflow which flows through a plurality of decorative holes serving as the ventilation holes and formed in the wheel along the circumference centered around the rotational axis of the axle shaft.Type: GrantFiled: July 23, 2014Date of Patent: June 19, 2018Assignee: MITSUBISHI HEAVY INDUSTRIES, LTD.Inventors: Kousuke Katahira, So Tamura, Mitsuaki Hoshi
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Patent number: 9981509Abstract: A guide wheel (33) for guiding a vehicle along a track is equipped with an annular tread section (61) that comes into contact with a guide rail extending along the track and a pair of sidewall sections (62) that are formed continuing from both edges of the tread section (61) in the axial direction and extend inward in the radial direction, said guide wheel (33) being characterized in that protrusions (63a, 63b) are formed over the entire circumference of each of the sidewall sections (62).Type: GrantFiled: July 17, 2014Date of Patent: May 29, 2018Assignee: MITSUBISHI HEAVY INDUSTRIES, LTD.Inventors: Kousuke Katahira, So Tamura, Mitsuaki Hoshi
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Publication number: 20170158210Abstract: A vehicular suspension device has: a pair of primary support parts for respectively and elastically supporting elastic tires on a sub frame, the tires being located on both vehicle-widthwise sides; and a secondary support part for integrally and elastically supporting the pair of primary support parts and a car body via the sub frame, the secondary support part being located between the sub frame and the car body.Type: ApplicationFiled: July 11, 2014Publication date: June 8, 2017Inventors: Kousuke KATAHIRA, So TAMURA, Mitsuaki HOSHI
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Publication number: 20160355059Abstract: A guide wheel (33) for guiding a vehicle along a track is equipped with an annular tread section (61) that comes into contact with a guide rail extending along the track and a pair of sidewall sections (62) that are formed continuing from both edges of the tread section (61) in the axial direction and extend inward in the radial direction, said guide wheel (33) being characterized in that protrusions (63a, 63b) are formed over the entire circumference of each of the sidewall sections (62).Type: ApplicationFiled: July 17, 2014Publication date: December 8, 2016Inventors: Kousuke KATAHIRA, So TAMURA, Mitsuaki HOSHI
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Publication number: 20160272222Abstract: A steering bogie provided with a pair of tires (13) positioned on both sides in the vehicle-widthwise direction, a primary suspension mechanism (51) for supporting the pair of tires (13) independent from a subframe (11), and a steering guide device (14) which is guided along guide rails (6) extending along a track (5), wherein the steering guide device (14) is equipped with: a guide frame (31); guide wheels (33) which roll as a result of contact with the guide rails (6), and are rotatably supported by the guide frame (31); and a guide frame support mechanism (32) for supporting the guide frame (31) by hanging from the primary suspension mechanism (51).Type: ApplicationFiled: September 4, 2014Publication date: September 22, 2016Inventors: Kousuke KATAHIRA, So TAMURA, Mitsuaki HOSHI
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Publication number: 20160251002Abstract: A cooling device provided with cooling fins which: is provided in a wheel of a running wheel which integrally rotates with a axle shaft and has a brake device positioned in the interior thereof; and produces, by rotating in both the forward and reverse directions of the wheel, airflow which flows through the brake device via ventilation holes passing from the inside to the outside of the wheel. Therein, the cooling fins produce an airflow which flows through a plurality of decorative holes serving as the ventilation holes and formed in the wheel along the circumference centered around the rotational axis of the axle shaft.Type: ApplicationFiled: July 23, 2014Publication date: September 1, 2016Inventors: Kousuke KATAHIRA, So TAMURA, Mitsuaki HOSHI
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Publication number: 20160207548Abstract: This invention is equipped with: a steering shaft provided to an underframe of a carbody of a vehicle travelling on a traveling road surface of tracks; king pins provided as a pair to end sections of the steering shaft at both sides in the width direction; axle hubs swingably provided to the steering shaft via the king pins; tires mounted plurally to each of the axle hubs; guide wheels, which roll over guide rails provided to the tracks in the direction of extension of the tracks, and which are guided from the width direction of the tracks; a guide device part for supporting the guide wheels and the steering shaft; and a steering mechanism for causing the axle hubs to turn about the king pins in accordance with the displacement of the guide device part.Type: ApplicationFiled: September 30, 2014Publication date: July 21, 2016Inventors: Kousuke KATAHIRA, So TAMURA, Mitsuaki HOSHI, Masahisa MASUKAWA
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Patent number: 9302680Abstract: A transportation system includes a vehicle, a track having a traveling road surface on which the 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 steering of the vehicle.Type: GrantFiled: November 9, 2012Date of Patent: April 5, 2016Assignee: MITSUBISHI HEAVY INDUSTRIES, LTD.Inventors: Hiroyuki Maeyama, Toru Kanemori, Mitsuaki Hoshi, Takahiro Suzuki, Masahisa Masukawa, Toshiaki Asanoma, 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: 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: 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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Patent number: 8209091Abstract: According to a steering control method, before starting, a pattern steering angle table on which pattern steering angles for the front and rear wheels at respective change points of the track are listed is prepared in view of a track condition, etc. from a departure point to a destination point, a vehicle is steered in accordance with a pattern steering angle read from the table, a track widthwise position of the vehicle on running is detected so as to calculate correcting steering angles by which the track widthwise position of the vehicle coincides with a desired position, and the correcting steering angles are added to pattern steering angles so as to obtain desired steering angles by which the front wheels are steered. The pattern steering angle, the corrected steering angle and the desired steering angle are calculated for each of the front and rear wheels, independent from each other.Type: GrantFiled: January 21, 2008Date of Patent: June 26, 2012Assignee: Mitsubishi Heavy Industries, Ltd.Inventors: Shunji Morichika, Katsuaki Morita, Masahiro Yamaguchi, Mitsuaki Hoshi, Kousuke Katahira
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Patent number: D755672Type: GrantFiled: March 3, 2015Date of Patent: May 10, 2016Assignee: MITSUBISHI HEAVY INDUSTRIES, LTD.Inventors: Ichiro Joren, Masahisa Masukawa, Mitsuaki Hoshi, Ryuji Karasawa
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Patent number: D757604Type: GrantFiled: March 3, 2015Date of Patent: May 31, 2016Assignee: MITSUBISHI HEAVY INDUSTRIES, LTD.Inventors: Ichiro Joren, Masahisa Masukawa, Mitsuaki Hoshi, Ryuji Karasawa
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Patent number: D786132Type: GrantFiled: March 3, 2015Date of Patent: May 9, 2017Assignee: MITSUBISHI HEAVY INDUSTRIES, LTD.Inventors: Ichiro Joren, Masahisa Masukawa, Mitsuaki Hoshi, Ryuji Karasawa