Company Filing History:
Years Active: 1992-1996
Title: Norio Mitani: Innovator in Shield Machine Technology
Introduction
Norio Mitani is a prominent inventor based in Hirakata, Japan, known for his contributions to the field of shield machine technology. With a total of 4 patents to his name, Mitani has made significant advancements that enhance the efficiency and functionality of tunneling machines.
Latest Patents
One of his latest patents is for auxiliary cutter units of a shield machine. This innovation involves preliminary cutter units that can continuously excavate soil even when the main cutters are worn away. The design includes a cutter head at the front of the shield body, which is rotated by motors, and features multiple main cutters attached to the face plate. The auxiliary cutter units are swingably supported and equipped with a hydraulic jack unit that allows for the projection and retraction of the preliminary cutters.
Another notable patent is for an articulated shield tunneling machine, which further showcases his expertise in improving tunneling technology.
Career Highlights
Norio Mitani is currently employed at Kabushiki Kaisha Komatsu Seisakusho, a leading company in the manufacturing of construction and mining equipment. His work has significantly contributed to the development of advanced tunneling solutions.
Collaborations
Throughout his career, Mitani has collaborated with notable coworkers such as Kazunari Kawai and Yoshihisa Yamamoto, further enhancing the innovative capabilities of his projects.
Conclusion
Norio Mitani's contributions to shield machine technology exemplify the impact of innovation in engineering. His patents not only improve the efficiency of tunneling operations but also reflect his commitment to advancing the field.