Title:
GAS MASK WITH GAS SENSOR
Document Type and Number:
Japanese Patent JP3905455
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a gas mask with a gas sensor which can guide gas leaking from an absorbing can to the gas sensor effectively to increase the detection sensitivity of the gas sensor, even if the distance between the absorbing can and the gas sensor is short.
SOLUTION: The gas mask has the absorbing can which collects toxic gas, a gas sensor 6 which is placed at the downstream of the absorbing can and detects the toxic gas, and a guide plate 3 which is placed between the absorbing can and the gas sensor 6 and guides the toxic gas leaking from the absorbing can to the gas sensor 6.
Inventors:
Akihiko Nishida
Katsuichi Shibasaki
Katsuichi Shibasaki
Application Number:
JP2002310139A
Publication Date:
April 18, 2007
Filing Date:
October 24, 2002
Export Citation:
Assignee:
Koken Co., Ltd.
RIKEN KEIKI Co.,Ltd.
RIKEN KEIKI Co.,Ltd.
International Classes:
A62B18/02; A62B18/08; (IPC1-7): A62B18/02
Domestic Patent References:
| JP57131457A | ||||
| JP48001995Y1 | ||||
| JP2002210031A |
Foreign References:
| US4873970 |
Attorney, Agent or Firm:
Matsuji Takemoto
Hideo Sugiyama
Koichi Yuda
Uozumi Takahiro
Naohiko Teshima
Hideo Sugiyama
Koichi Yuda
Uozumi Takahiro
Naohiko Teshima