Title:
SUCTION METHOD AND SUCTION DEVICE
Document Type and Number:
Japanese Patent JP3741979
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a suction method and a suction device that can suction a substance present in an upper layer region and a middle layer region of liquid, a substance floating on a liquid surface, and the like without causing a pump air lock.
SOLUTION: A low level suction opening 30a and high level suction openings 36a and 39a are connected to a suction side of a single pump 10. The low level suction opening 30a is arranged in a position involving no or less risk of exposure beyond a liquid level 50, and the high level suction openings 36a and 39a are arranged in a position involving more risk of exposure beyond the liquid level 50 than the low level suction opening 30a or in a position capable of receiving in the air a liquid moving in the air. The low level suction opening 30a and the high level suction openings 36a and 39a suction liquid.
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Inventors:
Kosuke Tanabe
Application Number:
JP2001237532A
Publication Date:
February 01, 2006
Filing Date:
August 06, 2001
Export Citation:
Assignee:
Daisim Industry Co., Ltd.
International Classes:
B41F7/24; F04B23/02; F04B15/02; F04B53/16; (IPC1-7): F04B23/02; F04B15/02; F04B53/16; //B41F7/24
Domestic Patent References:
| JP3095081U | ||||
| JP3063364U | ||||
| JP48013901A | ||||
| JP35026257Y1 |
Attorney, Agent or Firm:
Izumi Omori