IP Library Granted Patent US 7,678,487
Granted Patent B2
US 7,678,487 · App. 11/481,304 · Granted Mar 16, 2010

Discharged fuel diluter

Assignee: Honda Motor Co., Ltd.
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Quick Facts
Patent No.
US 7,678,487
App. No.
11/481,304
Granted
Mar 16, 2010
Kind
B2
Abstract

A discharged fuel diluter for a fuel cell includes: a dilution case which defines a dilution space; an offgas introduction pipe which penetrates the dilution case, supplying offgas discharged from the fuel cell in the case; a partitioning member having a rib provided in the dilution case; and a dilution gas pipe which penetrates the dilution case.

Claims (20)

1. A discharged fuel diluter for a fuel cell, comprising:

a dilution case which defines a dilution space;

an offgas introduction pipe which penetrates the dilution case, supplying offgas discharged from the fuel cell in the dilution case;

a partitioning member having a rib provided in the dilution case; and

a dilution gas pipe which penetrates the dilution case.

2. The discharged fuel diluter according to claim 1 , wherein

the rib is integrally formed with the partitioning member by press forming.

3. The discharged fuel diluter according to claim 1 , wherein

a turnback portion is provided at a periphery of the partitioning member.

4. The discharged fuel diluter according to claim 1 , wherein

a rib is provided in the dilution case.

5. The discharged fuel diluter according to claim 1 , wherein

the dilution space is divided into a first space in which the offgas introduction pipe and the dilution gas pipe open and a second space in which the dilution gas pipe opens at the partitioning member.

6. A fuel cell system comprising:

a fuel cell;

a fuel tank which supplies fuel to the fuel cell;

a compressor which supplies air to the fuel cell; and

a discharged fuel diluter according to claim 1 connected to the fuel cell.

7. The fuel cell system according to claim 6 , further comprising

a discharge valve provided upstream of the offgas introduction pipe, interrupting a flow of the offgas.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 15, 2006
From: NUMATA, HIDEO; NOZAKI, SHUJIRO; ANAZAWA, MAKOTO; MATSUTANI, MASAHIRO; YAMAMOTO, AKIO
To: HONDA MOTOR CO., LTD.
Reel/Frame 018269/0810 →
Priority Claims (1)
JP 2005-198543 · Jul 7, 2005 · national
Continuity (1)
Related Publication 20070015031A1 · Jan 18, 2007