Patent ID: 7921898

Claim:
A pneumatic automation system for mobile screens, the pneumatic automation system comprising: at least one mobile screen; means for compressing a control fluid; means for channeling and checking the control fluid; means for pneumatically actuating a movement of the mobile screen equipped with at least one sliding cursor controlled by the control fluid and supplied by the compressing means through the channeling and checking means, the means for pneumatically actuating being at least one tube adapted to operate as a pneumatic cylinder, the tube containing at least one of the cursors adapted to slide inside the tube, the tube being divided into a first chamber and a second chamber by the cursor; and means for connecting the cursor to the mobile screen; wherein the cursor comprises a tank for a lubricant to be dispensed inside the tube, the tank being closed by a grease-pressing plate adapted to slide inside the tank and to press the lubricant inside the tank, the cursor being equipped with at least one hole communicating with the tank through which the lubricant is adapted to go out and lubricate the tube.