Title:
電気接点部材とその製法及びそれを用いた真空バルブ並びに真空遮断器
Document Type and Number:
Japanese Patent JP4455066
Kind Code:
B2
Abstract:
An electric contact member which is excellent in voltage-proof performance and melt-resistant performance and excellent in mass productivity, and a method of manufacturing thereof, and a vacuum interrupter, a vacuum circuit breaker and a load-break switch for a road side transformer using thereof. The contact member is composed of a base member made of high conductive metal, and a contact layer made of refractory metal and high conductive metal, and the contact layer is formed of a plurality of thermal sprayed layers.
Inventors:
Shigeru Kikuchi
Masato Kobayashi
Kenji Tsuchiya
Baba Noboru
Takashi Sato
Masato Kobayashi
Kenji Tsuchiya
Baba Noboru
Takashi Sato
Application Number:
JP2004002572A
Publication Date:
April 21, 2010
Filing Date:
January 08, 2004
Export Citation:
Assignee:
株式会社日立製作所
International Classes:
H01H33/66; C22C9/00; C23C4/06; H01H1/02; H01H1/021; H01H1/023; H01H1/025; H01H1/04; H01H11/04; H01H33/662; H01H33/664; H01L21/4763
Domestic Patent References:
| JP2000235825A | ||||
| JP2002313196A | ||||
| JP2000268685A | ||||
| JP2000251585A |
Attorney, Agent or Firm:
Yukihiko Takada