Mechanism of temporary closure of water conductions of great caudal (Machine-translation by Google Translate, not legally binding)

摘要

Mechanism for temporary closure of high-flow water pipes, in which an inlet pipe and an outlet pipe are defined between which a valve is fixed with the collaboration of the corresponding flanges, valve destined to be repaired or replaced, characterized in that it is constituted from a sealing element, displaceable in a sealed manner inside the inlet pipe or upstream through the valve itself once opened, by means of an arm that is insertablely associated with the shank of a hydraulic cylinder, associated with a frame or means for supporting it to support and overcome the pressure of water, it being provided that said shutter in initial assembly situation is housed in a support, formally and dimensionally adequate to the section of the valve outlet, support that has means of coupling to the outlet of said valve. (Machine-translation by Google Translate, not legally binding)