庄司歯車エンジニアリング Official site

Company information

The new self-locking mechanism (shoji-lock) built into the reducer, winch, and linear rack jack is lightweight, compact, and achieves space-saving!

The load-holding function equipped reduction mechanism (shoji-lock) has been developed for application products such as winches and rack jacks since the early 2000s. Steady sales activities have borne fruit, and it has begun to be adopted for various applications. Unlike conventional worm reduction gears with self-locking functions where the input and output shafts are orthogonal, our design features them in a straight line (inline), allowing for a compact design and space-saving, which has received high praise and resulted in a diverse range of practical examples. (Patents have been obtained in Japan, the United States, the EU (Germany, France, the UK), China, South Korea, and Taiwan.) Furthermore, starting in April 2023, we launched a new overseas parts procurement business, beginning with Vietnam. Currently, a majority of our parts are procured overseas, and leveraging our achievements and network, we aim to assist companies struggling with cost reduction in parts procurement.

Business Activities

- Manufacturing and sales of products equipped with the Shoji-Lock mechanism * Self-locking manual winches / Electric tool assist winches * Self-locking manual rack jacks / Electric tool assist rack jacks * Self-locking manual reducers / Electric tool assist reducers - Procurement business for processed parts overseas, including Vietnam Dedicated email address: s.kabaya@shoji-lock.jp (Contact: Kabaya) Please feel free to inquire. Quotes only are also welcome!

Key Partners

IHI Machinery Systems Co., Ltd. IHI Aerospace Co., Ltd. Actio Co., Ltd. Asahi Tostem Exterior Co., Ltd. Attox Co., Ltd. Applied Materials Japan, Inc. ULVAC, Inc. Idea Co., Ltd. Japan Aerospace Exploration Agency (JAXA) Ebara Corporation Ebara Techno Service Corporation MHI Power Engineering Co., Ltd. Oji Engineering Co., Ltd. Oval Co., Ltd. Japan Coast Guard Haneda Special Rescue Base Japan Agency for Marine-Earth Science and Technology Kawasaki Heavy Industries, Ltd. Kawada Industries, Ltd. Canon Anelva Co., Ltd. Canon Tokki Corporation Kubota Chemix Co., Ltd. Kumamoto University Faculty of Engineering Inspection Development Co., Ltd. Kobe Steel, Ltd. East Japan Railway Company JNC Corporation JTEKT Corporation J-Power High Tech Co., Ltd. Shikoku Chemical Engineering Co., Ltd. Shibaura Machine Co., Ltd. Shibuyama Machinery Co., Ltd. Shimadzu Corporation Shima Seiki Manufacturing, Ltd. Jatco Plantech Co., Ltd. Shonai Create Industry Co., Ltd. Shinetsu Engineering Co., Ltd. Shinko Seiko Co., Ltd. Shin-Tohoku Industries Co., Ltd. Shinryo Refrigeration Industry Co., Ltd. Forest Research Institute Suzuki Co., Ltd. Suzuki Shutter Co., Ltd. Sumitomo Heavy Industries Ion Technology Co., Ltd. Sekisui House, Ltd. Sony Corporation Dai Nippon Printing Co., Ltd. Taiyo Nippon Sanso Corporation Takada Industries Co., Ltd. Dalton Co., Ltd. Tsukuba University Tsubakimoto Chain Co., Ltd. TDK Corporation Railway Technical Research Institute Electric Power Development Co., Ltd. Denso Corporation Tokyo Electron Solutions Limited Tokyo Electron Miyagi, Ltd. Tokyo Electron Kyushu, Ltd. Tokyo Seimitsu Co., Ltd. Tokyo University of Science Tokyo Radiator Manufacturing Co., Ltd. Toray Industries, Inc. Tosoh Corporation Toyo Electric Manufacturing Co., Ltd. Toyota Motor Corporation Toyota Body Co., Ltd. Toyota Automatic Loom Works, Ltd. Chubu Nippon Furnace Industry Co., Ltd. Nagoya Electric Works Co., Ltd. Nikon Corporation Nichirei Magnet Co., Ltd. JGC Plant Technology, Ltd. Nissan Motor Co., Ltd. Nissin Foods Holdings Co., Ltd. Nisshin Refrigeration Co., Ltd. NGK Insulators, Ltd. Nippon Light Metal Company, Ltd. Nippon Synthetic Chemical Industry Co., Ltd. Nippon Steel Nisshin Co., Ltd. Nippon Tower Industry Co., Ltd. Nippon Electric Wire & Cable Co., Ltd. Nippon Full Half Co., Ltd. New Flare Technologies, Inc. Panasonic Eco Technology Center Co., Ltd. Panasonic Smart Factory Solutions Co., Ltd. Hitachi, Ltd. Hitachi Zosen Corporation Hitachi High-Technologies Corporation Hitachi Power Solutions Co., Ltd. Fuji Electric Co., Ltd. Fujitsu Limited Fujifilm Corporation Bridgestone Corporation Hokkaido Electric Power Company Honda Motor Co., Ltd. Honda R&D Co., Ltd. Marine Work Japan Co., Ltd. Mitsubishi Kakoki Co., Ltd. Mitsubishi Heavy Industries, Ltd. Nagasaki Shipyard Mitsubishi Heavy Industries, Ltd. Shimonoseki Shipyard Mitsubishi Heavy Industries, Ltd. Hiroshima Works Mitsubishi Plastics, Inc. Mitsubishi Electric Engineering Company, Ltd. Mitsubishi Electric Corporation Mitsubishi Materials Techno Co., Ltd. Murata Machinery, Ltd. Yamaha Motor Co., Ltd. Ricoh Company, Ltd.

※Alphabetical order

Company overview

  • Company name 庄司歯車エンジニアリング
  • Establishment May 22, 1986
  • capital 1000Ten thousand yen
  • number of employees 3person
  • Address 〒252-0816 Kanagawa/ Fujisawa-shi/ Endo 3215 View on map
  • TEL 0466-87-1310
  • FAX 0466-88-1772