Patent ID: 8141580
Filing Date: 2012-03-27
Classification: G05D,Y10T

Abstract:
1. A pressure reducer for fluid lines, comprising a sealing piston ( with a valve seat, in conjunction of which the sealing piston ( 70 , 110 ) defines a flow-through opening, against which the sealing piston ( 70 , 110 ) seals when the valve is closed, and which the connecting means ( 20 b , 90 , 200 ) penetrates, and with guide means ( 20 c , 210 ) which are directly or indirectly rigidly coupled with the connecting means and guide an arrangement composed of at least the equalization piston ( 20 a , 190 ), connecting means ( 20 b , 90 , 200 ) and sealing piston ( 70 , 110 ) in each operating position, wherein the guide means ( 20 c , 210 ) are arranged in the region of the valve seat between the sealing piston ( 70 , 110 ) and the equalization piston ( 20 a , 190 ); wherein the connecting means comprises a spindle ( wherein the guide means (