Title:
GROUNDWATER-SAMPLING APPARATUS
Document Type and Number:
Japanese Patent JP3875068
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a groundwater-sampling apparatus by which a sampling operation is performed easily, by which a groundwater can be sampled in a short time and whose reproducibility is enhanced.
SOLUTION: The groundwater-sampling apparatus is constituted of a sealed water storage tank 6 which comprises a groundwater-sampling port 4 at its tip and whose tip part is equipped with a conical tube 5 with an internally installed water shutoff ball valve 3 used to open or close the port 4, a vacuum tank 5 connected to the tank 6 via a longer hose 9, a vacuum pump 17 connected to the vacuum tank 15 via a pipe 16, a longer rope 9 connected to the tank 6 and a stopper 1 which is mounted on the conical tube 5 and which has a mudguard function.
Inventors:
Kenji Takagi
Application Number:
JP2001333636A
Publication Date:
January 31, 2007
Filing Date:
October 31, 2001
Export Citation:
Assignee:
Kanto Auto Works, Ltd.
International Classes:
E02D1/06; G01N1/10; C02F1/00; (IPC1-7): G01N1/10; C02F1/00; E02D1/06
Domestic Patent References:
JP11083844A | ||||
JP62170834A | ||||
JP62019732A | ||||
JP1250700A | ||||
JP56011336A | ||||
JP51095893A |
Attorney, Agent or Firm:
Shinichi Kikuchi
Toru Kikuchi
Toru Kikuchi
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