Fluid controlled capstans with brakes

Claim 1

A WEB TRANSPORT DEVICE WHICH COMPRISES: (A) FIRST AND SECOND WEB DRIVE MEANS EACH LOCATED ADJACENT A WEB PATH FOR MOVING A WEB GRASPED THEREBY, WITH EACH SAID DRIVE MEANS BEING ADAPTED TO RECEIVE FLUID ENERGY IN EITHER A FIRST STATE OR A SECOND STATE FOR SELECTIVELY CREATING ACROSS THE WEB A FLUID PRESSURE GRADIENT OF EITHER WEB GRASPING POLARITY OR WEB RELEASING POLARITY, RESPECTIVELY; (B) WEB BRAKE MEANS LOCATED ADJACENT SAID WEB PATH FOR RESTRAINING MOVEMENT OF A WEB GRASPED THEREBY, SAID WEB BRAKE MEANS BEING ADAPTED TO RECEIVE FLUID ENERGY IN EITHER A THIRD STATE OR A FOURTH STATE FOR SELECTIVELY CREATING ACROSS THE WEB A FLUID PRESSURE GRADIENT OF EITHER WEB GRASPING POLARITY OR WEB RELEASING POLARITY, RESPECTIVELY; (C) FIRST PURE FLUID AMPLIFIER MEANS RESPONSIVE TO EITHER A SELECTIVELY GENERATED FIRST FLUID GRASP SIGNAL OR A SELECTIVELY GENERATED FIRST FLUID RELEASE SIGNAL FOR RESPECTIVELY SUPPLYING FIRST STATE FLUID ENERGY OR SECOND STATE FLUID ENERGY TO SAID FIRST WEB DRIVE MEANS; AND SECOND PURE FLUID AMPLIFIER MEANS RESPONSIVE TO EITHER A SELECTIVELY GENERATED SECOND FLUID GRASP SIGNAL OR A SELECTIVELY GENERATED SECOND FLUID RELEASE SIGNAL FOR RESPECTIVELY SUPPLYING FIRST STATE FLUID ENERGY OR SECOND STATE FLUID ENERGY TO SAID SECOND WEB DRIVE MEANS; AND (D) PURE FLUID LOGIC MEANS OPERATIVELY RESPONSIVE TO EITHER THE GENERATION OF SAID FIRST FLUID GRASP SIGNAL OR THE GENERATION OF SAID SECOND FLUID GRASP SIGNAL FOR SUPPLYING FOURTH STATE FLUID ENERGY TO SAID WEB BRAKE MEANS, SAID PURE FLUID LOGIC MEANS FURTHER BEING OPERATIVELY RESPONSIVE TO EITHER THE GENERATION OF SAID FIRST FLUID RELEASE SIGNAL FOLLOWING THE GENERATION OF A SAID FIRST FLUID GRASP SIGNAL, OR THE GENERATION OF SAID SECOND FLUID RELEASE SIGNAL FOLLOWING THE GENERATION OF A SAID SECOND FLUID GRASP SIGNAL FOR RESPECTIVELY SUPPLYING THIRD STATE FLUID ENERGY TO SAID WEB BRAKE MEANS.