Fabrication of Spiral Micro Coil Lines for Electromagnetic Actuators

With the recent progress in downsizing and the sophistication of various industrial products, the need for more compact actuators is increasing. Actuators account for the larger percentage of volume and weight of a product compared with other parts and devices. We have proposed fabrication process o...

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Main Authors: Masaru SETOMOTO, Yoshifumi MATSUMOTO, Shuhei YAMASHITA, Daiji NODA, Tadashi HATTORI
Format: Article
Language:English
Published: The Japan Society of Mechanical Engineers 2008-04-01
Series:Journal of Advanced Mechanical Design, Systems, and Manufacturing
Subjects:
Online Access:https://www.jstage.jst.go.jp/article/jamdsm/2/2/2_2_238/_pdf/-char/en
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author Masaru SETOMOTO
Yoshifumi MATSUMOTO
Shuhei YAMASHITA
Daiji NODA
Tadashi HATTORI
author_facet Masaru SETOMOTO
Yoshifumi MATSUMOTO
Shuhei YAMASHITA
Daiji NODA
Tadashi HATTORI
author_sort Masaru SETOMOTO
collection DOAJ
description With the recent progress in downsizing and the sophistication of various industrial products, the need for more compact actuators is increasing. Actuators account for the larger percentage of volume and weight of a product compared with other parts and devices. We have proposed fabrication process of spiral micro coils that employs X-ray lithography. This process will be effective for fabricating coils of a high aspect ratio lines. Reducing the size of coil lines and increasing their aspect ratio are expected to reduce the size and increase the output of actuators. Using this process, we formed spiral coil lines that can be used in electromagnetic actuators. X-ray lithography was used to form a high aspect ratio helical structure on the surface of an acrylic resin pipe. As a measure to suppress void generation, which is one of the shortcomings of electroplating processes, the sputtering apparatus and plating equipment were improved, a pretreatment process was additionally provided, and the actual electroplating method was improved. As a result, a void-free metallic deposit could be formed on a thin coil line. At the final step of this research study, we etched the coil line to determine optimal etching conditions.
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spelling doaj.art-408da22b32914bf8bf9f103db2ce674b2022-12-22T03:38:57ZengThe Japan Society of Mechanical EngineersJournal of Advanced Mechanical Design, Systems, and Manufacturing1881-30542008-04-012223824510.1299/jamdsm.2.238jamdsmFabrication of Spiral Micro Coil Lines for Electromagnetic ActuatorsMasaru SETOMOTO0Yoshifumi MATSUMOTO1Shuhei YAMASHITA2Daiji NODA3Tadashi HATTORI4Laboratory of Advanced Science & Technology for Industry, University of HyogoLaboratory of Advanced Science & Technology for Industry, University of HyogoLaboratory of Advanced Science & Technology for Industry, University of HyogoLaboratory of Advanced Science & Technology for Industry, University of HyogoLaboratory of Advanced Science & Technology for Industry, University of HyogoWith the recent progress in downsizing and the sophistication of various industrial products, the need for more compact actuators is increasing. Actuators account for the larger percentage of volume and weight of a product compared with other parts and devices. We have proposed fabrication process of spiral micro coils that employs X-ray lithography. This process will be effective for fabricating coils of a high aspect ratio lines. Reducing the size of coil lines and increasing their aspect ratio are expected to reduce the size and increase the output of actuators. Using this process, we formed spiral coil lines that can be used in electromagnetic actuators. X-ray lithography was used to form a high aspect ratio helical structure on the surface of an acrylic resin pipe. As a measure to suppress void generation, which is one of the shortcomings of electroplating processes, the sputtering apparatus and plating equipment were improved, a pretreatment process was additionally provided, and the actual electroplating method was improved. As a result, a void-free metallic deposit could be formed on a thin coil line. At the final step of this research study, we etched the coil line to determine optimal etching conditions.https://www.jstage.jst.go.jp/article/jamdsm/2/2/2_2_238/_pdf/-char/enligax-ray lithographymicrocoilelectroplatingactuator
spellingShingle Masaru SETOMOTO
Yoshifumi MATSUMOTO
Shuhei YAMASHITA
Daiji NODA
Tadashi HATTORI
Fabrication of Spiral Micro Coil Lines for Electromagnetic Actuators
Journal of Advanced Mechanical Design, Systems, and Manufacturing
liga
x-ray lithography
microcoil
electroplating
actuator
title Fabrication of Spiral Micro Coil Lines for Electromagnetic Actuators
title_full Fabrication of Spiral Micro Coil Lines for Electromagnetic Actuators
title_fullStr Fabrication of Spiral Micro Coil Lines for Electromagnetic Actuators
title_full_unstemmed Fabrication of Spiral Micro Coil Lines for Electromagnetic Actuators
title_short Fabrication of Spiral Micro Coil Lines for Electromagnetic Actuators
title_sort fabrication of spiral micro coil lines for electromagnetic actuators
topic liga
x-ray lithography
microcoil
electroplating
actuator
url https://www.jstage.jst.go.jp/article/jamdsm/2/2/2_2_238/_pdf/-char/en
work_keys_str_mv AT masarusetomoto fabricationofspiralmicrocoillinesforelectromagneticactuators
AT yoshifumimatsumoto fabricationofspiralmicrocoillinesforelectromagneticactuators
AT shuheiyamashita fabricationofspiralmicrocoillinesforelectromagneticactuators
AT daijinoda fabricationofspiralmicrocoillinesforelectromagneticactuators
AT tadashihattori fabricationofspiralmicrocoillinesforelectromagneticactuators