Title:
SUCTION PUMP
Document Type and Number:
Japanese Patent JP2003222074
Kind Code:
A
Abstract:
To provide a suction method for effectively sucking liquid by making full use of the buoyancy of liquid in combination of an external pipe and an internal pipe.
The buoyancy is made full use by making several partitions, bores and valves 16, 17, etc., in the external pipe and the internal pipe 8, and placing the part in the water.
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Inventors:
YAJIMA KATSUJIRO
Application Number:
JP2002075199A
Publication Date:
August 08, 2003
Filing Date:
January 30, 2002
Export Citation:
Assignee:
YAJIMA KATSUJIRO
YAJIMA KIMIE
YAJIMA MITSUO
YAJIMA TOMOYO
YAJIMA SATOSHI
YAJIMA MAIKO
YAJIMA ATSUSHI
NANBU MASAAKI
NANBU YUKIKO
NANBU RYUICHI
NANBU YUMA
WADA TETSUO
YAJIMA KIMIE
YAJIMA MITSUO
YAJIMA TOMOYO
YAJIMA SATOSHI
YAJIMA MAIKO
YAJIMA ATSUSHI
NANBU MASAAKI
NANBU YUKIKO
NANBU RYUICHI
NANBU YUMA
WADA TETSUO
International Classes:
F04B19/02; F04B17/05; (IPC1-7): F04B17/05; F04B19/02