Title:
GAS SUPPLY DEVICE AND GAS SUPPLY METHOD
Document Type and Number:
WIPO Patent Application WO/2007/083646
Kind Code:
A1
Abstract:
[PROBLEMS] To provide a technique for appropriately determining the replacement time
of a filter. [MEANS FOR SOLVING PROBLEMS] A gas supply device having an air hose
connectable to a gas passage, a pressurized gas supply section for supplying pressurized
gas to a container through the air hose and the gas passage, a filter placed between
the air hose and the gas passage, a release-to-the-atmosphere section for releasing
the inside of the container, to which the pressurized gas is supplied, to the atmosphere
through a gas introduction section and the air hose, a first measurement device
for measuring a time period necessary to release the inside of the container to
the atmosphere, and a first alarm means for issuing an alarm when the time measured
by the first measurement device exceeds a predetermined time period.
Inventors:
MIZUNO, Hitoshi (66, Teraike, Tsutsumi-ch, Toyota-shi Aichi 32, 4730932, JP)
Application Number:
JP2007/050560
Publication Date:
July 26, 2007
Filing Date:
January 17, 2007
Export Citation:
Assignee:
HOEI SHOKAI CO., LTD. (66 Teraike, Tsutsumi-cho Toyota-shi Aichi, 32, 4730932, JP)
株式会社豊栄商会 (〒32 愛知県豊田市堤町寺池６６番地 Aichi, 4730932, JP)
株式会社豊栄商会 (〒32 愛知県豊田市堤町寺池６６番地 Aichi, 4730932, JP)
International Classes:
B22D39/06; B22D41/12; B22D39/00; B22D41/00
Attorney, Agent or Firm:
OMORI, Junichi (4th Floor, Matrice Bldg. 2-13-7, Minamiaoyam, Minato-ku Tokyo 62, 1070062, JP)
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