Thresher beater bars

Claim 1

A THRESHER BEATER BAR FOR ATTACHMENT TO THE PERIPHERAL ATTACHING PARTS OF A ROTATABLE THRESHER CYLINDER COMPRISING, A METAL BAR SUPPORT MEMBER FOR ATTACHMENT TO SAID PERIPHERAL ATTACHING PARTS AND HAVING AN OUTER FACE EXTENDING LENGTHWISE SUBSTANTIALLY THE FULL LENGTH OF SAID THRESHER CYLINDER, A LAYER OF RESILIENT DEFORMABLE ELASTOMERIC MATERIAL OF SUBSTANTIAL THICKNESS SECURED TO THE OUTER FACE OF SAID BAR SUPPORT MEMBER AND EXTENDING LENGTHWISE SUBSTANTIALLY THE FULL LENGTH THEREOF, SAID ELASTOMERIC LAYER BEING FORMED TO EXTEND FORWARD FROM THE REARWARD EDGE OF SAID BAR SUPPORT MEMBER TO A POINT SUBSTANTIALLY BEYOND THE LEADING EDGE OF SAID BAR SUPPORT MEMBER, INWARD TO THE PERIPHERAL ATTACHING PARTS AND REARWARDLY ALONG THE INNER FACE OF SAID BAR SUPPORT MEMBER WITH THE PORTION OF SAID ELASTOMERIC LAYER LOCATED ON THE INNER FACE OF SAID BAR SUPPORT MEMBER BEING COMBAR SUPPORT MEMBER, THE REARWARD EDGE OF SAID ELASTOMERIC BAR SUPPORT MEMBER, THE REARWARD EDGE OF SAID ELASTOMERIC LAYER BEING LOCATED AT A GREATER RADIAL DISTANCE OUTWARDLY THAN THE LEADING EDGE THEREOF, A METAL ELEMENT OF SUBSTANTIAL THICKNESS EMBEDDED IN SAID ELASTOMERIC MATERIAL AT A POSITION SPACED FROM THE REARWARD EDGE THEREOF AND ADJACENT SAID BAR METAL SUPPORT MEMBER WITH THE METAL ELEMENT EXTENDING ALONG SUBSTANTIALLY THE ENTIRE LENGTH OF SAID BAR SUPPORT MEMBER, WHEREBY SAID ELASTOMERIC LAYER WILL MOVE OUTWARDLY ADJACENT THE LEADING EDGE OF THE METAL ELEMENT AND WILL MOVE INWARDLY AND REARWARDLY ON THE REARWARD SIDE OF SAID METAL ELEMENT.