Title:
燃料電池システムの背圧制御弁
Document Type and Number:
Japanese Patent JP3995898
Kind Code:
B2
Abstract:
A back pressure control apparatus used in a fuel cell system, which can normally operate even when the system starts in a low-temperature environment. The valve has a simple structure realized at low cost. The valve comprises a pipe member which functions as a portion of an oxidizing gas passage and is arranged along an approximately horizontal direction, where a predetermined area of the inner surface of the pipe member is subjected to a hydrophilic process in advance; and a valve element which is provided in the pipe member and is rotatable around a shaft, where the shaft is arranged in a cross-sectional direction of the pipe member. The pipe member may be arranged along an approximately vertical direction. In this case, a predetermined area of the inner surface of the pipe member is subjected to a water repellent process.
Inventors:
Kai Mitsuru
Tomoki Kobayashi
Tomoki Kobayashi
Application Number:
JP2001110362A
Publication Date:
October 24, 2007
Filing Date:
April 09, 2001
Export Citation:
Assignee:
Honda motor industry stock company
International Classes:
H01M8/04; H01M8/10; F16K25/00; F16K27/02; F16K29/00; F16K51/00
Domestic Patent References:
| JP2000223138A | ||||
| JP831330B2 | ||||
| JP560265A |
Attorney, Agent or Firm:
Masatake Shiga
Tadashi Takahashi
Masakazu Aoyama
Suzuki Mitsuyoshi
Kazuya Nishi
Yasuhiko Murayama
Tadashi Takahashi
Masakazu Aoyama
Suzuki Mitsuyoshi
Kazuya Nishi
Yasuhiko Murayama