Patent ID: 6394136
Filing Date: 2002-05-28
Classification: F16K,Y10T

Abstract:
A fluid control element comprising a housing having at least two flat parts, a control chamber formed in the housing, two flow channels opening into the control chamber, first and second sealing seats located in the control chamber, each sealing seat being associated with one of the flow channels, and a sealing and actuation element arranged in the control chamber and surrounded by elastic material, the sealing and actuation element having first and second seat seals on its opposed ends and on the side of said element which is opposite to said first and second sealing seats, said element forming a two-armed lever movable between a first position in which said first seat seal closes said first sealing seat while concurrently said second seat seal is moved out of sealing contact with said second sealing seat to open said second sealing seat and a second position in which said second seat seal closes said second sealing seat while concurrently said first seat seal is moved out of sealing contact with said first sealing seat to open said first sealing seat, said lever having a longitudinal axis, the sealing and actuation element being pivotally mounted on the housing by a pivot mount formed by a covering made of elastic material, the covering tightly surrounding the lever and being clamped between said at least two flat parts of the housing, the lever further comprising a support arm arranged substantially perpendicular to the longitudinal axis of the lever, the support arm having outer ends tightly surrounded by the covering and rotatably mounted by means of the covering clamped between said at least two flat parts of the housing, the outer ends of the support arm projecting laterally from the covering and the housing, the support arm further having at least one actuation bracket formed on one of the outer ends.