SMOKE DETECTOR,申请号JP20060259672-传众专利搜索

SMOKE DETECTOR

申请公布号：JP2008082710(A)

申请号：JP20060259672

申请日期：2006.09.25

申请公布日期：2008.04.10

申请人：

NITTAN CO LTD

发明人：AKIYAMA NOBUYUKI;HAMADA ICHIRO;KOMACHI ATSUSHI

分类号：G01N21/53;G08B17/10;G08B17/107

主分类号：G01N21/53

摘要：PROBLEM TO BE SOLVED: To specify easily a failure portion in case of a failure, and to perform a maintenance/replacement work quickly and easily. SOLUTION: This detector is equipped with a suction part 80 for sucking the outside air; a detection part 50 for detecting smoke particles from the sucked outside air; a filter part 30 having a casing 31 for allowing the sucked outside air to pass, and a filter 34 for removing dust in the outside air in the casing; a circuit part for performing processing necessary for smoke detection; and a casing 20 for storing the suction part, the detection part, the filter part and the circuit part. The detector wherein the suction part, the detection part and the filter part are unitized detachably individually from the casing, and a detachable lid cover is provided on the casing of the filter part, is also equipped with mounting detection means 143, 144 for detecting mounting of the lid cover. COPYRIGHT: (C)2008,JPO&INPIT