Patent ID: 6478045
Filing Date: 2002-11-12
Classification: F02M,F16K,Y10T

Abstract:
An integrated pressure management apparatus, comprising:a housing defining an interior chamber, the housing including first and second ports communicating with the interior chamber; a pressure operable device separating the chamber into a first portion and a second portion, the first portion communicating with the first port, the second portion communicating with the second port, the pressure operable device permitting fluid communication between the first and second ports in a first configuration and preventing fluid communication between the first and second ports in a second configuration, the pressure operable device including a ferrous armature, the armature having a first mating feature, the first mating feature being a cone; and a solenoid displacing the device from the first configuration to the second configuration, the solenoid having a magnetic circuit including a stator, a strap, and the armature, the stator including a second mating feature, the second mating feature being a conical depression, and general mating engagement of the first and second features facilitating movement of the pressure operable device from the second configuration to the first configuration.