Inductor array with shared flux return path for a fuel cell...

Details Inductor array with shared flux return path for a fuel cell... Inductor array with shared flux return path for a fuel cell...

Filed on

2008-09-09

Date issued

2010-11-09

Examiner

Mai, Anh T (Department: 2832)

Patent Class

Inductor devices

SubClass

Plural part core

Other Related Categories

C336S220000, C336S221000, C336S178000

Type

Reexamination Certificate

Status

active

Patent number

07830235

Description

ABSTRACT:
An inductor array that includes a plurality of inductors where adjacent inductors share a core piece and thus a flux path to reduce the size and weight of the array. In one embodiment, the shared core pieces are formed as back-to-back U-shaped members defining an indented region at the center of the core piece. In another embodiment, a plurality of small block-shaped center core pieces in each inductor defines a plurality of gaps therebetween.

REFERENCES:
patent: 4213084 (1980-07-01), Hiromitsu
patent: 5155676 (1992-10-01), Spreen
patent: 6323626 (2001-11-01), Raiser
patent: 6668444 (2003-12-01), Ngo et al.
patent: 7034648 (2006-04-01), Shirahata et al.
patent: 2003/0206087 (2003-11-01), Raff
patent: 2005/0030140 (2005-02-01), Dahlgren et al.
patent: 2006/0250207 (2006-11-01), Shudarek
patent: 2009/0189728 (2009-07-01), Fukui et al.

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