| 摘要 |
A valve device has integrally assembled thereto a valve side housing 2 having a valve seat 1, a motor side housing 4 provided with a motor 3, and a feeder-side housing 5 having a feeder unit, wherein a valve stem 8 provided with a valve 7 for abutting against the valve seat 1 is extended to the interior of the feeder-side housing, a rotation stopper 9 of the valve stem 8 is provided at a predetermined position of the valve stem on its way to the feeder-side housing, a screw section 11 is provided around the portion of the valve stem passing through the center hole 35a of the rotor 35 of the motor 3, the screw section being in mesh with a thread section 10 formed around the surface of the center hole thereof, and a valve position detecting sensor is provided within the feeder-side housing 5.
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