ES88268U - Manual valve for control of the door pneumatically controlled (Machine-translation by Google Translate, not legally binding)
- Google Patents
Manual valve for control of the door pneumatically controlled (Machine-translation by Google Translate, not legally binding)
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A manual valve for the control of pneumatically operated doors, characterized by comprising an axially drilled body according to spaces of different diameters, forming four chambers in whose two central open the air inlet and outlet ducts, leaving the two ends blinded by separate plugs threaded, and a displaceable central stem, equipped with four alignments of radial holes that communicate with cavities made in the end areas of said rod, not communicating with each other. (Machine-translation by Google Translate, not legally binding)
ES0088268U1961-07-081961-07-08
Manual valve to control pneumatically actuated doors
ExpiredES88268Y
(en)