Updated on 2023/11/21

写真a

 
OHMACHI Tatsuya
 
Title
Associate Professor
Date of Birth
1964
Contact information
メールアドレス
Laboratory Phone number
+81-238-26-3254
 
Laboratory Fax number
+81-238-26-3205
 
Profile
In 1964, born at Hokkaido, Japan. In 1994, get the doctor of engineering from Tohoku Univ. In 1996, arrive at the research assistant of Yamagata Univ. In 2001, promoted to the associate professor.

Research Areas

  • Manufacturing Technology (Mechanical Engineering, Electrical and Electronic Engineering, Chemical Engineering) / Design engineering

  • Manufacturing Technology (Mechanical Engineering, Electrical and Electronic Engineering, Chemical Engineering) / Machine elements and tribology

  • Informatics / Learning support system

  • Informatics / Intelligent informatics

External Career

  • Tohoku University, Research Assistant, 1993.04 - 1996.03

Academic Society Affiliations

  • Japan Society of Mechanical Engineering

  • Japan Society for Design Engineering

  • Japan Society for Precision Engineering

  • Society of Automotive Engineers of Japan

  • Japan Society for Artificial Intelligence

 

Research Career

  • Mechanical Design based knowledge Engineering, 1990.04 -

    Design,Knowledge Engineering,Expert System

  • Strength of the Conical Involute Gears, 1997.04 -

    Conical Involute Gear,Tooth Surface Strength,Design

  • Design of rack and pinion for automobile steering system, 2001.04 -

    rack & pinion

Papers

  • Profile Shifted Conical Involute Gear with Deep Tooth Depth, Proc. of 10th International Power Transmission and Gearing Conference, PTG-34048, 2007.09

    Tatsuya Ohmachi, Atsushi Uchino, HIdenori Komatsubara, Makoto Saito, Kohei Saiki, Ken-ichi Mitome

    Multiple Authorship (Only Japanese)

  • Design of Testing Machine for Tooth Surface Bearing Strength of Conical Involute Gear, Journal of Japan Society for Design Engineering, 5(35) 167-171, 2000.05

    Tatsuya Ohmachi, Hidenori Komatsubara, Haruaki Watanabe, Ken-ichi Mitome

    Multiple Authorship (Only Japanese)

  • Development of Gear Grinding Machine for Concave Conical Gear, Journal of the Japan Society of Mechanical Engineers, Series C, 65(639) 4464-4469, 1999.11

    Tatsuya Ohmachi, HIdenori Komatsubara, Takeshi Tamura, Ken-ichi Mitome

    Multiple Authorship (Only Japanese)

  • Tooth Surface Measurement of Involute Pinion-Type Cutter by CNC Gear-Measuring Machine, Journal of the Japan Society of Mechanical Engineers, Series C, 65(629) 307-313, 1999.01

    Tatsuya Ohmachi, Ken-ichi Mitome

    Multiple Authorship (Only Japanese)

  • An Intellignent design System for GA-Based Optimum Design (Application to Design of Stiffener Layout), Journal of the Japan Society of Mechanical Engineers, Series C, 62(599) 2913-2919, 1996.07

    Tatsuya Ohmachi, Katsumi Inoue, Hideaki Fueki, Tetsuo Honda, Masana Kato

    Multiple Authorship (Only Japanese)

  • Flexible Generation of Design Process for Mechanical Design Expert System(Application to Design of Power Transmission Gear Units), Journal of the Japan Society of Mechanical Engineers, Series C, 59(563) 1987-1992, 1993.07

    Tatsuya Ohmachi, Katsumi Inoue, Masana Kato

    Multiple Authorship (Only Japanese)

  • Bending Strength Evaluation of Asymmetric Tooth Profile Gears-Influence of Neighbour tooth loading, Proceedings of ICMDT2017, 153, 2017.04

    Miyazawa Naoki, Masuyama Tomoya, Ohmachi Tatsuya

    Multiple Authorship (Only Japanese)

  • Tooth Surface Strength Test of Hyper Conical Gear, Proceedings of The JSME International Conference on Motion and Power Transmissions MPT 2017 - Kyoto, 17(201) 364-369, 2017.02

    Ohmachi Tatsuyu, Komatsubara Hidenori, Mitome Ken-ichi

    Multiple Authorship (Only Japanese)

  • Development of new steam engine using the crown cam(1st Report, Design and production of prototype steam engine), Transactions of the JSME, 81(825) 15-00016, 2015.05

    Komatsubara Hidenori., Kuribayashi Sadatomo., Hirata Koichi. Ohmachi Tastuya

    Multiple Authorship (Only Japanese)

  • Development of New Steam Engine Using the Low-Pressure Steam (1st Report, Development of Steam Engine Using the Grooved Cam), Trans. JSME, 79(808) 5149-5157, 2013.12

    Naoki HASHIMOTO, Hidenori KOMATSUBARA, Sadatomo KURIBAYASHI, Tatsuya OHMACHI

    Multiple Authorship (Only Japanese)

  • Assessment of Group Work in Engineering Ethics Class from the Viewpoint of the Change of Image, Journal of JSEE, 61(6) 54-59, 2013.11

    Kaoru YASUHARA, Kazuhisa MITOBE, Tatsuya OHMACHI, Takehito KIKUCHI

    Multiple Authorship (Only Japanese)

  • The Tooth Priofile and the Line of Contact of the Variable Gear Ratio Rack and Pinion, International Conference on Gears 2010, 2010.10

    Tatsuya Ohmachi, Hidenori Komatsubara, Ken-ichi Mitome

    Multiple Authorship (Only Japanese)

  • Analysis of the Tooth Surface Contact of the Conical Involute Gear with the Conjugate Surface, Proc. of MPT2009-Sendai, 52-57, 2009.05

    Tatsuya Ohmachi, Atsushi Uchino, Hidenori Komatsubara

    Multiple Authorship (Only Japanese)

  • Tooth Action and Tooth Bearing of a Pair of Nonintersecting-nonparallel Axis Conical Involute Gear, Journal of the Japan Society of Mechanical Engineers, Series C, 72(713) 211-218, 2006.01

    Hidenori Komatsubara, Ken-ichi Mitome, Tatsuya Ohmachi, Haruaki Watanabe

    Multiple Authorship (Only Japanese)

  • Cutting Method of Concave Conical Gear by Gear Shaper "jointly worked", Journal of the Japan Society of Mechanical Engineers, Series C, 70(693) 1470-1475, 2004.05

    Toshimasa Kikuchi, Ken-ichi Mitome, Tatsuya Ohmachi

    Multiple Authorship (Only Japanese)

  • Designing Method of Concave Conical Gear by Gear Shaper (2nd Report, Principal Normal Radii, Allowable Normal Load and Design of a Pair of Gears), Journal of the Japan Society of Mechanical Engineers, Series C, 70(693) 1476-1481, 2004.05

    Toshimasa Kikuchi, Ken-ichi Mitome, Tatsuya Ohmachi

    Multiple Authorship (Only Japanese)

  • Hobbing of Concave Conical Gear, Journal of the Japan Society of Mechanical Engineers, Series C, 70(689) 315-320, 2004.01

    Tatsuhiko Asakawa, Ken-ichi Mitome, Tatsuya Ohmachi

    Multiple Authorship (Only Japanese)

  • Conical Involute Gear: Development, Applications, and View for Tomorrow, Proc. of 9th International Power Transmission and Gearing Conference, PTG-48097, 2003.09

    Ken-ichi Mitome, Tatsuya Ohmachi, Hidenori Komatsubara

    Multiple Authorship (Only Japanese)

  • Allowable Contact Strength of Normalized Steel Conical Involute Gears, Proc. of MPT2001-Fukuoka, 1 199-204, 2001.11

    Tatsuya Ohmachi, Jun-ichi Sato, Ken-ichi Mitome

    Multiple Authorship (Only Japanese)

  • Development and Applications of Conical Involute Gear, Proc. of MPT2001-Fukuoka, 2 679-684, 2001.11

    Ken-ichi Mitome, Tatsuya Ohmachi, Hidenori Komatsubara

    Multiple Authorship (Only Japanese)

  • Development of Center-Ball Measurement of Helical Concave Conical Gear "jointly worked", Journal of the Japan Society of Mechanical Engineers, Series C, 66(651) 3705-3710, 2000.11

    Jianhui Zhang, Ken-ichi Mitome, Tatsuya Ohmachi

    Multiple Authorship (Only Japanese)

  • Tooth Surface Fatigue Strength of Normalized Steel Conical Involute Gears, Proc. of 8th International Power Transmission and Gearing Conference, PTG-14383, 2000.09

    Tatsuya Ohmachi, Koji Iizuka, Hidenori Komatsubara, Ken-ichi Mitome

    Multiple Authorship (Only Japanese)

  • Development of a New Hobbing of Spherical Gear, Journal of the Japan Society of Mechanical Engineers, Series C, 66(646) 1975-1980, 2000.06

    Ken-ichi Mitome, Toshihito Okuda, Tatsuya Ohmachi, Takashi Yamazaki

    Multiple Authorship (Only Japanese)

  • Development of Over-Ball Measurement of Straight Concave Conical Gear, Proc. of AMSMA 2000, 975-979, 2000.06

    Jianhui Zhang, Ken-ichi Mitome, Tatsuya Ohmachi

    Multiple Authorship (Only Japanese)

  • Development of Concave Conical Gear Used for Marine Transmissions(2nd Report, Principal Normal Radii of Concave Conical Gear and Design of a Pair of Gears), Journal of the Japan Society of Mechanical Engineers, Series C, 66(645) 1652-1659, 2000.05

    Hidenori Komatsubara, Ken-ichi Mitome, Tatsuya Ohmachi

    Multiple Authorship (Only Japanese)

  • Control of Finishing Dimensions of Straight Concave Conical Gear, Journal of the Japan Society of Mechanical Engineers, Series C, 65(640) 4807-4812, 1999.12

    Jianhui Zhang, Ken-ichi Mitome, Tatsuya Ohmachi

    Multiple Authorship (Only Japanese)

  • Development of Concave Conical Gear Used for Marine Transmissions(1st Report, Generating Method of Helical Concave Conical Gear), Journal of the Japan Society of Mechanical Engineers, Series C, 65(638) 4179-4184, 1999.10

    Hidenori Komatsubara, Ken-ichi Mitome, Tatsuya Ohmachi

    Multiple Authorship (Only Japanese)

  • Generating of Straight Concave Conical Gear, Proc. of 4th World Congress on Gearing and Power Transmission, 1 609-621, 1999.03

    Ken-ichi Mitome, Takeshi Tamura, Tatsuya Ohmachi, Hidenori Komatsubara

    Multiple Authorship (Only Japanese)

  • Tooth Surface Strength of Intersecting-Axis Conical Gears, Proc. of 4th World Congress on Gearing and Power Transmission, 1 851-858, 1999.03

    Tatsuya Ohmachi, Hidenori Komatsubara, Ken-ichi Mitome, Haruaki Watanabe

    Multiple Authorship (Only Japanese)

  • Development of Concave Conical Gear Used for Marine Transmissions, Proc. of 4th World Congress on Gearing and Power Transmission, 1 683-695, 1999.03

    Hidenori Komatsubara, Ken-ichi Mitome, Tatsuya Ohmachi, Haruaki Watanabe

    Multiple Authorship (Only Japanese)

  • A CAD System for Knowledge-based Mechanical Design and Optimization, Proc. of ICED97, 3 239-246, 1997.08

    Tatsuya Ohmachi, Katsumi Inoue, Masana Kato

    Multiple Authorship (Only Japanese)

  • An Application of Genetic Algorithms to Design of Stiffened Plates, Proc. of ICED95, 1369-1377, 1995.08

    Katsumi Inoue, Hideaki Fueki, Tatsuya Ohmachi, Masana Kato

    Multiple Authorship (Only Japanese)

  • Flexible Generation of Design Process for Mechanical Design Expert System(Application to Design of Power Transmission Gear Units), Journal of Advanced Automation Technology, 7(1) 35-40, 1995.01

    Tatsuya Ohmachi, Katsumi Inoue, Masana Kato

    Multiple Authorship (Only Japanese)

  • An Expert System for Design of Power Transmission Gear Units, Proc. of ICED93, 3 1486-1491, 1993.08

    Tatsuya Ohmachi, Katsumi Inoue, Masana Kato

    Multiple Authorship (Only Japanese)

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Review Papers

  • Technology for High Efficiency of the steering unit's rack and pinion, Shinjyusya, The Tribology, 32(12) 38-41, 2018.12

    OHMACHI Tatsuya

Grant-in-Aid for Scientific Research

  • Grant-in-Aid for Scientific Research(C),1997.04 - 1999.03

  • Grant-in-Aid for Scientific Research(C),2011.04 - 2014.03,Research about tooth surface fatigue strength of hyper conical gear