Capacity increasing attachment for a thresher

Claim 1

A CAPACITY INCREASING ATTACHMENT FOR A COMBINE COMPRISING; A CONCAVE EXTENSION ADAPTED TO BE RELEASABLY SECURED TO THE FRONT EDGE OF THE COMBINE CONCAVE, A PAIR OF ELONGATED MOUNTING BRACKETS ADAPTED TO BE SECURED ALONG THEIR FIRST ELONGATED EDGES TO A COMBINE, MOUNTING MEANS ON THE SECOND LONGITUDINAL EDGES FOR PIVOTALLY MOUNTING A COMBINE FEEDER AT POINT ABOVE THE CYLINDER AXIS OF THE COMBINE, A TROUGH-SHAPED ROCK COLLECTING CONTAINER CONNECTING THE LOWER PORTIONS OF SAID BRACKETS AND EXTENDING FROM SAID SECOND ELONGATED EDGES OF SAID BRACKETS TO THE FRONT EDGE OF SAID CONCAVE EXTENSION, A MATERIAL GUIDING PLATE CONNECTING SAID BRACKETS BELOW SAID MOUNTING MEANS AND EXTENDING FROM SAID FIRST EDGES TOWARD SAID SECND EDGES BUT TERMINATING BETWEEN SAID EDGES SO TAHT IT TERMINATES FORWARD OF THE CONCAVE EXTENSION TO PROVIDE A GAP ABOVE THE ROCK COLLECTING CONTAINER, A ROTARY FEED BEATER ELEMENT CARRIED BY SAID BRACKETS AT A POINT OVERLYING SAID MATERIAL GUIDING PLATE SO THAT THE ROTARY FEED BEATER AXIS IS IN SUBSTANTIAL VERTICAL ALIGNMENT WITH THE REAR EDGE OF SAID GUIDING PLATE AND ABOVE SAID MOUNTING MEANS SUCH THAT MATERIAL BEING RECEIVED FROM THE FEEDER PORTION WILL BE ENGAGED BY SAID FEED BEATER AND CONVEYED ALONG SAID MATERIAL GUIDING PLATE TOWARDS SAID CONCAVE EXTENSION.