Combine grain table height adjuster

Claim 1

A SENSING ROCKER FOR A COMBINE HAVING A VERTICALLY ROCKABLE CUTTER BAR CARRYING KNIFE GUARDS EXTENDING FORWARDLY AND COMPRISING MEANS ROCKABLY MOUNTING THE REAR END OF THE ROCKER ON THE CUTTER BAR TO HAVE ITS FORWARD END EXTEND AHEAD OF THE CUTTER BAR; A SHOE PIVOTED ON THE FRONT END OF SAID ROCKER AND ROCKABLE IN VERTICAL DIRECTIONS; SAID ROCKER HAVING A VERTICALLY EXTENDING CAVITY INTO WHICH A GUIDE MAY EXTEND TO CONFINE SAID ROCKER AGAINST LATERAL MOVEMENT DURING ROCKER VERTICAL TRAVEL; SAID SHOE HAVING AN UNDER, MAIN SLIDE EXTENDING REARWARDLY OF THE PIVOT AXIS OF THE SHOE AND MERGING INTO AN UPTURNED PORTION FORWARDLY OF THE PIVOT AXIS, A SHOE PORTION STRADDLING THE ROCKER BACK OF SAID AXIS, CARRYING SAID CAVITY; AN UPPER PORTION FIXED TO SAID SHOE AHEAD OF THE AXIS AND EXTENDING REARWARDLY AND UPWARDLY FROM SAID UNDER SLIDE AND OVER SAID CAVITY CARRYING PORTION; SAID SHOE HAVING WEIGHT DISTRIBUTION CAUSING THE MAIN SLIDE LENGTH TO DROP DOWNWARDLY AS THE ROCKER MAY BE LIFTED UPWARDLY CAUSING SAID SLIDE FORWARD PORTION TO ROCK UPWARDLY TO A DEGREE LIMITED BY THE HEIGHT OF SAID CAVITY; SAID MOUNTING MEANS COMPRISING A SHAFT ROCKABLY CARRIED ALONG AND UNDER SAID CUTTER BAR; A BRACKET DETACHABLY SECURED TO A REAR END PORTION OF SAID ROCKER; SAID BRACKET HAVING AN OPENING TRANSVERSELY THERETHROUGH, THROUGH WHICH SAID SHAFT SLIDINGLY AND FREELY PASSES THERETHROUGH; AN ABUTMENT ON SAID SHAFT; AN ABUTMENT ON SAID BRACKET IN THE PATH OF AND CIRCUMFERENTIALLY SPACED FROM THE SHAFT ABUTMENT PROVIDING A LIMITED DEGREE OF ROCKING OF THE BRACKET AROUND SAID SHAFT AND A REVERSE ROCKING OF THE SHAFT TO ROCK THE BRACKET IN THE OPPOSITE DIRECTION.