Patent ID: 6805002
Filing Date: 2004-10-19
Classification: G01F

Abstract:
An air flow rate measuring apparatus for measuring a rate of air flow flowing inside an air flow line, said air flow rate measuring apparatus being mounted by being fixed to at least two bosses disposed so as to protrude from a wall surface of said air flow line,said air flow rate measuring apparatus comprising: a measuring conduit disposed inside said air flow line so as to envelop a flow rate detecting element; a circuit portion having a control circuit for outputting a flow rate detection signal, said circuit portion being electrically connected to said flow rate detecting element; and mounting portions for fixing to said bosses, wherein said measuring conduit, said circuit portion, and said mounting portions are constructed as an integrated part, and a position regulating portion for regulating a mounting position by engaging an outer peripheral surface of each of said bosses is formed on each of said mounting portions.