Takahiro UENO

Effect of Lubricant on Lifetime of Au-Plated Slip-Ring and Ag-Pd-Cu Brush System for Small Electric Power
Koichiro SAWA  Yasunori SUZUKI  Noboru MORITA  Kaoru ENDO  Takahiro UENO 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2012/09/01
Vol. E95-C  No. 9  pp. 1465-1472
Type of Manuscript: Special Section PAPER (Special Section on Recent Development of Electro-Mechanical Devices - Papers selected from International Session on Electro-Mechanical Devices 2011 (IS-EMD2011) and other recent research results -)
Category: 
Keyword: 
slip ring,  Au plating,  Ni base plating,  Ag-Pd brush,  lifetime,  lubricant, 
  Summary |  Full Text:PDF (14.5MB)
A Study on Wear of Brush and Carbon Flat Commutator of DC Motor for Automotive Fuel Pump
Koichiro SAWA  Takahiro UENO  Hidenori TANAKA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2010/09/01
Vol. E93-C  No. 9  pp. 1443-1448
Type of Manuscript: Special Section PAPER (Special Section on Recent Development of Electro-Mechanical Devices (Selected Papers from IS-EMD2009))
Category: 
Keyword: 
DC motor,  flat commutator,  brush,  commutation arc,  wear model, 
  Summary |  Full Text:PDF (2.6MB)
Effect of Inert Gas on Surface Film Formation and on Voltage Drop of Sliding Contacts
Takahiro UENO  Noboru MORITA  Koichiro SAWA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2003/06/01
Vol. E86-C  No. 6  pp. 891-896
Type of Manuscript: Special Section PAPER (Special Issue on Recent Development of Electro-Mechanical Devices (IS-EMD 2002))
Category: Contact Phenomena
Keyword: 
sliding contact,  contact voltage drop,  gas adsorption,  surface film,  brush, 
  Summary |  Full Text:PDF (927.7KB)
Effect of Atmosphere Change on Contact Voltage Drop at Sliding Contact
Takahiro UENO  Koichiro SAWA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2002/07/01
Vol. E85-C  No. 7  pp. 1478-1485
Type of Manuscript: PAPER
Category: Electromechanical Devices and Components
Keyword: 
oxide film,  contact voltage drop,  low atmospheric pressure,  physical adsorption, 
  Summary |  Full Text:PDF (1.4MB)
An Influence of Atmospheric Humidity and Temperature on Brush Wear of Sliding Contact
Takahiro UENO  Koichiro SAWA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2000/09/20
Vol. E83-C  No. 9  pp. 1395-1401
Type of Manuscript: Special Section PAPER (Special Issue on Current Electromechanical Devices and Their Materials with Recent Innovations)
Category: 
Keyword: 
surface film,  brush wear,  contact voltage drop,  lubrication, 
  Summary |  Full Text:PDF (2.9MB)