Namiki Precision Jewel Co

Namiki Precision Jewel Co., Ltd.
並木精密宝石株式会社 as of January 1, 2023, Orbray Co., Ltd.^[1]
Company type	Kabushiki kaisha
Founded	28 August 1953
Headquarters	Adachi-ku, Tokyo, Japan
Key people	Shoji Namiki (Chairman and CEO); Riyako Namiki, President and CEO
Products	Industrial jewel parts,; Coreless motors,; Brushless motors,; Vibrators for phones,; Precision Gearheads,; Medical equipment,; Watch exterior parts
Number of employees	500 (Japan)[2,000(consolidated group)]
Website	namiki.net orbray.com/special/en/

Namiki Precision Jewel Co., Ltd. (並木精密宝石株式会社, Namiki Seimitu Houseki Kabushiki-gaisha) is a Japanese component manufacturing company based in Tokyo, Japan. The company was founded in 1939 as a manufacturer of synthetic sapphire jewel bearings for electrical measuring instruments. Namiki supplies industrial jewel parts, dc coreless and dc brushless motors, multi-functional vibration components, precision gearheads, medical equipment, watch exterior parts, Analog Record-related Products and other precision components.
Namiki merged with its affiliated company, Adamant Co., Ltd. on January 1, 2018, and changed its name to Adamant Namiki Precision Jewel Co., Ltd.^[2] Adamant Namiki Precision Jewel Co., Ltd., and Akita Adamant Co., Ltd., merged in 2023 and the company was rebranded as Orbray Co., Ltd., on January 1, 2023.^[3]^[4]

Products

Jewel Parts

Namiki supplies industrial jewel parts such as jewel bearings, phonograph diamond styli and cantilevers,^[5] watch exterior parts, and sapphire wafers which are made of synthetic sapphire which is produced in-house. They have developed sapphire step wafers, with a step height of 0.22 nanometres, which are expected to become the height standard for scanning probe microscopy (SPM), plus Immobilization plates for observing bio-materials.^[6]

DC Motors

Namiki supplies DC coreless motors, DC brushless motors and geared motors. In 2004, they developed the world's smallest micro geared motor (diameter 1.5mm) for use in medical equipment, (catheters, endoscopes) and Micro-robots. ^[7]

Diaphragm Pumps

Namiki supplies diaphragm liquid and air pumps used in inkjet printers and biotechnology devices including incubation systems.^[8]

Vibration Components

Namiki vibration motors and multi-functional vibration speakers combining speaker, receiver, and vibration functions, are used in mobile phones.^[9]^[10]

References

^ https://orbray.com/special/en/columns/article-detail.html
^ NAMIKI - Key Facts Retrieved on August 04, 2009
^ https://orbray.com/special/en/columns/article-detail.html
^ https://orbray.com/en/corporate/history.html
^ https://orbray.com/en/product/jewel/product/record.html
^ Control of Nano-Step Structures on Sapphire Wafer Surface by Focused Ion Beam Processing (in Japanese). National Institute of Informatics. Retrieved on August 04, 2009
^ R&D for Small and High Performance Devices for Industries Using Metallic Glasses. Ministry of Education, Culture, Sports, Science and Technology (MEXT) Retrieved on August 04, 2009
^ Microminiature pumps tackle chemical duties. Engineeringtalk Retrieved on August 04, 2009
^ Multifunction-type vibration actuator and mobile terminal device. Free Patents Online Retrieved on August 04, 2009
^ http://margo.student.utwente.nl/el/radio-hf/rf-vibe/assembly.htm Retrieved on August 04, 2009

External links

[1] ttps://orbray.com/special/en/columns/article-detail.html

[2] NAMIKI - Key Facts Retrieved on August 04, 2009

[3] ttps://orbray.com/special/en/columns/article-detail.html

[4] ttps://orbray.com/en/corporate/history.html

[5] ttps://orbray.com/en/product/jewel/product/record.html

[6] Control of Nano-Step Structures on Sapphire Wafer Surface by Focused Ion Beam Processing (in Japanese). National Institute of Informatics. Retrieved on August 04, 2009

[7] R&D for Small and High Performance Devices for Industries Using Metallic Glasses. Ministry of Education, Culture, Sports, Science and Technology (MEXT) Retrieved on August 04, 2009

[8] Microminiature pumps tackle chemical duties. Engineeringtalk Retrieved on August 04, 2009

[9] Multifunction-type vibration actuator and mobile terminal device. Free Patents Online Retrieved on August 04, 2009

[10] ttp://margo.student.utwente.nl/el/radio-hf/rf-vibe/assembly.htm Retrieved on August 04, 2009

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