Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
インダクタンス素子
Document Type and Number:
Japanese Patent JP4412702
Kind Code:
B2
Abstract:
An inductance device comprises a drum core having a center core, and flanges integrated therewith. The center core is wound with a wire, whereas a magnetic gap is formed between the upper flange and lower flange. The magnetic gap is closed with an insulator, mixed with a magnetic substance, having rubber elasticity. The insulator comprises an overhang and an insertion integrally formed therewith. The overhang presses a region in the upper flange so as to hang from this region. The insertion tightly fits into the magnetic gap.

Inventors:
Juichi Oki
Application Number:
JP2003092759A
Publication Date:
February 10, 2010
Filing Date:
March 28, 2003
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
Sumida Corporation
International Classes:
H01F17/00; H01F17/04; H01F3/10; H01F3/12; H01F3/14; H01F27/02; H01F27/29; H01F27/33; H01F27/36
Domestic Patent References:
JP59044013U
JP2002129019A
JP2000294977A
JP2194602A
JP59119708A
Attorney, Agent or Firm:
Hiroshi Kawano



 
Previous Patent: JPS4412701

Next Patent: JPS4412703