DEVICE FOR DETERMINING THE FLOW RATE OF A MEDIUM, INCLUDING A LIQUID OR A GAS

摘要

The invention relates to a device for determining the flow rate of a medium, including a liquid or a gas, comprising a housing (1) with a chamber (2) crossed by said medium and designed to lodge a blade wheel (10) fitted with one blade (13), which blade wheel rests on a support (12) with a centric bore (15) to accommodate an axle (11). The support (12) presents in the axle region (11) at least one opening (12a) which is radially oriented relative to the centric bore (15) of the support (12).