Title:
流路切替機能付きエアポンプ及び汚水浄化槽
Document Type and Number:
Japanese Patent JP4271326
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide an air pump where two air discharge openings are not fixedly connected to an air passage in a casing and a form of connection of the two air discharge openings with the air passage in the casing is easily switchable. SOLUTION: This air pump comprises a pump body 2 for discharging air, branching passages for dividing the discharged air from the pump body 2 received at an inlet opening into two systems, two discharge openings 5, 6 connected to ends 7, 8 of the branching passages, and a passage switching device provided at a branch part of the branching passages. An adaptor 3 capable of switching the connection of the two ends 7, 8 of the branching passages with the discharge openings 5, 6 is put between the two ends 7, 8 of the branching passages and the two discharge openings 5, 6.
Inventors:
Hisashi Kobayashi
Akihide Anzai
Watanabe Shigeo
Akihide Anzai
Watanabe Shigeo
Application Number:
JP2000014194A
Publication Date:
June 03, 2009
Filing Date:
January 20, 2000
Export Citation:
Assignee:
Hitachi House Tech Co., Ltd.
International Classes:
C02F3/00; F04B41/00; C02F3/12
Domestic Patent References:
| JP10238473A | ||||
| JP5296147A | ||||
| JP2000000588A | ||||
| JP6029690U | ||||
| JP60001981U |
Attorney, Agent or Firm:
Masatake Shiga
Tadashi Takahashi
Takashi Watanabe
Suzuki Mitsuyoshi
Kazuya Nishi
Yasuhiko Murayama
Tadashi Takahashi
Takashi Watanabe
Suzuki Mitsuyoshi
Kazuya Nishi
Yasuhiko Murayama