发明名称 |
Gas suction pump device, gas feed adapter and gas alarm unit |
摘要 |
<p>The invention provides a gas suction pump device equipped with a casing having a substantially rectangular frame-like sectional shape and formed slenderly in a gas flowing direction and into a size holdable by grasping with a hand, a control circuit board provided in the casing so as to extend in a longitudinal direction along the upper wall of the casing, a pump unit arranged in a region on the side of one side wall on the lower side of the control circuit board in a state that one end and the other end of a gas flow path defined by the pump unit have been connected to a gas inlet port and a gas outlet port, respectively, and a battery fitting chamber provided in a region on the side of the other side wall. The invention also provides a gas alarm unit constructed by connecting the above pump device to a portable gas alarm device provided with a specific gas feed adapter through a connecting tube. <IMAGE></p> |
申请公布号 |
EP1562161(B1) |
申请公布日期 |
2006.07.05 |
申请号 |
EP20050008525 |
申请日期 |
2002.11.06 |
申请人 |
RIKEN KEIKI CO., LTD. |
发明人 |
KOYANO, JUNICHI;TAJIMA, SHUJI;TAKEI, YASUNORI;AIDA, TAKUO |
分类号 |
G01N1/22;G08B21/14;F04B37/10;F04B41/00;G01N1/00;G01N1/24 |
主分类号 |
G01N1/22 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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