Title:
GAS SUCTION PUMP APPARATUS AND GAS SUPPLY ADAPTER AND GAS WARNING UNIT
Document Type and Number:
Japanese Patent JP3839325
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a gas suction pump apparatus which is easy to be constituted as a small size convenient for portability and has high convenience for use and to provide a gas warning unit.
SOLUTION: The gas suction pump apparatus comprises a casing having a substantially rectangular frame-like sectional shape in size slender in a gas flowing direction and held by gripping with a hand, a circuit board for control arranged in the casing to extend in parallel with an upper wall. The apparatus further comprises a pump unit disposed in one sidewall side region at a lower side of the board in a state in which one end and the other end of a gas channel formed of the pump unit are respectively connected to a gas inlet and a gas exhaust port, and a battery charging chamber provided in the other sidewall side region. The gas warning unit comprises the pump unit, and a portable gas alarm unit having a specific gas supply adapter mounted thereat and connected to the pump unit via a connecting tube.
Inventors:
Junichi Koyano
Shuji Tajima
Yasunori Takei
Takuo Aida
Shuji Tajima
Yasunori Takei
Takuo Aida
Application Number:
JP2002015756A
Publication Date:
November 01, 2006
Filing Date:
January 24, 2002
Export Citation:
Assignee:
RIKEN KEIKI Co.,Ltd.
International Classes:
G01N1/22; F04B37/10; F04B41/00; G01N1/00; G01N1/24; G08B21/14; (IPC1-7): G01N1/22; G01N1/00; G08B21/14; //F04B37/10; F04B41/00
Domestic Patent References:
| JP2000346766A | ||||
| JP3083854U | ||||
| JP2043640U | ||||
| JP6221974A | ||||
| JP6160253A | ||||
| JP1181026A | ||||
| JP2001250177A | ||||
| JP54133087U | ||||
| JP64033646U |
Attorney, Agent or Firm:
Masahiko Oi
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