Title:
起動時吐出性能を改善した浸漬式ポンプ
Document Type and Number:
Japanese Patent JP4273254
Kind Code:
B2
Abstract:
In a dipping type pump where a rotary shaft extending from a motor into a pump casing disposed in liquid is mounted with impellers, and liquid is sucked from a sucking port at a lower portion of the casing and discharged from a discharge port by rotational driving of the motor, where a check valve for air purge which allows outflow of gas from the interior of the casing but prevents outflow of liquid therefrom is provided at an upper portion of the casing.
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Inventors:
Takeo Ichinose
Application Number:
JP2002185140A
Publication Date:
June 03, 2009
Filing Date:
June 25, 2002
Export Citation:
Assignee:
SMC Corporation
International Classes:
F04D13/08; F04D1/08; F04D9/00
Domestic Patent References:
| JP573288U | ||||
| JP6415794U | ||||
| JP11241697A |
Attorney, Agent or Firm:
Hiroshi Hayashi
Hayashi Naoki
Kotaro Hori
Daisuke Yoshisako
Hayashi Naoki
Kotaro Hori
Daisuke Yoshisako
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