Pinch roller mechanism

Claim 1

IN A TAPE HANDLER APPARATUS FOR PROCESSING INFORMATION-BEARING TAPE INCLUDING: TRANSDUCER MEANS ADAPTED TO TRANSFER CODED INFORMATION BETWEEN INFORMATION PROCESSING APPARATUS AND AN ELONGATED MOVING WEB; A DRIVE CAPSTAN INCLUDING MEANS TO CONNECT WITH A MOTIVE POWER SOURCE TO CAUSE ROTATION MOVEMENT THEREIN; AND A PINCH ROLLER DRIVE MECHANISM SUPPORTED IN A PREDETERMINED SPECIAL RELATIONSHIP WITH THE DRIVE CAPSTAN; SAID PINCH ROLLER DRIVE MECHANISM COMPRISING: A ROLLER MEMBER FORMED OF A PREDETERMINED MATERIAL AND INCLUDING SHAFT MEANS TO SUPPORT THE ROLLER MEMBER ROTATABLY; SUPPORT MEANS TO WHICH THE SHAFT MEANS IS CONNECTED INCLUDING MEANS TO PERMIT THE SUPPORT MEANS TO PIVOT FOR MOVING THE ROLLER MEMBER BETWEEN A RETRACTED, INOPERATIVE POSITION AND AN OPERATIVE POSITION; MOUNTING MEANS FOR ATTACHING THE SUPPORT MEANS IN SAID PREDETERMINED SPACIAL RELATIONSHIP WITH SAID DRIVE CAPSTAN INCLUDING A BEARING MEMBER IN WHICH SAID MEANS TO PERMIT THE SUPPORT MEANS TO PIVOT IS JOURNALED; SAID BEARING MEMBER INCLUDING MEANS TO DEFINE AT LEAST ONE ENLARGED HOLE THERETHROUGH, AND A BOLT MEANS SMALLER IN DIAMETER COMPARED WITH THE DIAMETER OF THE ENLARGED HOLE FOR ATTACHING THE BEARING MEMBER ADJUSTABLY IN POSITION TO THE MOUNTING MEANS; SPRING MEANS TO URGE THE SUPPORT MEANS INTO THE RETRACTED, INOPERATIVE POSITION; MEANS TO ACTUATE THE ROLLER MEMBER FOR MOVING THE SUPPORT MEANS INTO THE OPERATIVE POSITION AGAINST THE ACTION OF THE SPRING MEANS; AND SAID SUPPORT MEANS BEING FORMED OF A SUBSTANTIALLY RIGID AND INFLEXIBLE MEMBER.