Patents by Inventor Akira Shimohira
Akira Shimohira 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: 10066364Abstract: A construction machine includes: a cover that covers an engine and a radiator; a radiator fan that is arranged at the rear of a vehicle body frame and discharges exhaust gas toward the rear of the vehicle body frame from the inner space of the cover; an injection device that injects a reducing agent into exhaust gas of the engine; a tank housing section that is arranged at one side of the vehicle body frame, includes an introduction section for introducing outside air, and houses a tank for storing the reducing agent injected by the injection device; and a connection section that is arranged in either the cover or the vehicle body frame and in the tank housing section, connects the inner space of the tank housing section and the inner space of the cover, and allows the outside air and the pipe to pass therethrough, the outside air having been introduced from the introduction section by the suction pressure of the radiator fan, the pipe supplying the reducing agent to the injection device.Type: GrantFiled: October 23, 2015Date of Patent: September 4, 2018Assignee: KCM CorporationInventors: Yasuo Yamazaki, Takashi Takeyama, Keigo Kikuchi, Akira Shimohira, Keisuke Kobayashi
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Publication number: 20170284060Abstract: A construction machine includes: a cover that covers an engine and a radiator; a radiator fan that is arranged at the rear of a vehicle body frame and discharges exhaust gas toward the rear of the vehicle body frame from the inner space of the cover; an injection device that injects a reducing agent into exhaust gas of the engine; a tank housing section that is arranged at one side of the vehicle body frame, includes an introduction section for introducing outside air, and houses a tank for storing the reducing agent injected by the injection device; and a connection section that is arranged in either the cover or the vehicle body frame and in the tank housing section, connects the inner space of the tank housing section and the inner space of the cover, and allows the outside air and the pipe to pass therethrough, the outside air having been introduced from the introduction section by the suction pressure of the radiator fan, the pipe supplying the reducing agent to the injection device.Type: ApplicationFiled: October 23, 2015Publication date: October 5, 2017Applicant: KCM CorporationInventors: Yasuo YAMAZAKI, Takashi TAKEYAMA, Keigo KIKUCHI, Akira SHIMOHIRA, Keisuke KOBAYASHI
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Patent number: 9453326Abstract: A work machine includes: a vehicle body frame of the work machine; an engine mounted on the vehicle body frame; an engine cover covering over a top of the engine and fixed to the vehicle body frame via a column; a first exhausting device having a tubular appearance; a second exhausting device having a tubular appearance and having a function different from that of the first exhausting device; and a bracket holding the first exhausting device in an upper holding part and the second exhausting device in a lower holding part to attach them on a bottom surface of the engine cover.Type: GrantFiled: April 4, 2014Date of Patent: September 27, 2016Assignee: Hitachi Construction Machinery Co., Ltd.Inventors: Akira Shimohira, Tadayoshi Aoki, Hiroaki Yada
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Publication number: 20160010308Abstract: A work machine includes: a vehicle body frame of the work machine; an engine mounted on the vehicle body frame; an engine cover covering over a top of the engine and fixed to the vehicle body frame via a column; a first exhausting device having a tubular appearance; a second exhausting device having a tubular appearance and having a function different from that of the first exhausting device; and a bracket holding the first exhausting device in an upper holding part and the second exhausting device in a lower holding part to attach them on a bottom surface of the engine cover.Type: ApplicationFiled: April 4, 2014Publication date: January 14, 2016Inventors: Akira SHIMOHIRA, Tadayoshi AOKI, Hiroaki YADA
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Patent number: 8855870Abstract: A clutch control device for an industrial vehicle includes: a braking force detection device that detects braking force of the industrial vehicle; a speed stage detection device that detects a set speed stage of a transmission; a clutch control device that controls engage/release of a forward clutch so that the forward clutch is released when a clutch cut off condition is judged to be satisfied based upon braking force of the industrial vehicle detected by the braking force detection device; and a switching device that automatically switches the clutch cut off condition in the clutch control device based upon a set speed stage of the transmission detected by the speed stage detection device.Type: GrantFiled: December 14, 2010Date of Patent: October 7, 2014Assignee: Hitachi Construction Machinery Co., Ltd.Inventors: Koji Hyodo, Takashi Takeyama, Akira Shimohira
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Publication number: 20120296530Abstract: A clutch control device for an industrial vehicle includes: a braking force detection device that detects braking force of the industrial vehicle; a speed stage detection device that detects a set speed stage of a transmission; a clutch control device that controls engage/release of a forward clutch so that the forward clutch is released when a clutch cut off condition is judged to be satisfied based upon braking force of the industrial vehicle detected by the braking force detection device; and a switching device that automatically switches the clutch cut off condition in the clutch control device based upon a set speed stage of the transmission detected by the speed stage detection device.Type: ApplicationFiled: December 14, 2010Publication date: November 22, 2012Applicant: HITACHI CONSTRUCTION MACHINERY CO., LTD.Inventors: Koji Hyodo, Takashi Takeyama, Akira Shimohira
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Patent number: D652061Type: GrantFiled: June 27, 2011Date of Patent: January 10, 2012Assignees: Hitachi Construction Machinery Co., Ltd., KCM CorporationInventors: Kazuhiko Hiraoka, Ei Takahashi, Yoshihiro Ito, Kazunori Komatsu, Hiroki Nakazono, Takashi Takeyama, Tadayoshi Aoki, Akira Shimohira, Hirofumi Oouchi
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Patent number: D693853Type: GrantFiled: March 15, 2013Date of Patent: November 19, 2013Assignee: Hitachi Construction Machinery Co., Ltd.Inventors: Kazuhiko Hiraoka, Kouji Kimijima, Akira Shimohira, Hiroaki Yada, Kouji Takehi, Katsuhisa Onoguchi, Seiji Nakagawa, Yuuji Akutsu, Tadashi Koseki, Wataru Isaka, Hirofumi Oouchi