Grain auger and cleaner

Claim 1

A GRAIN AUGER COMPRISING A FIRST ELONGATED SCREWTYPE AUGER ASSEMBLY INCLUDING AN INCLINED AUGER HOUSING HAVING A GENERALLY SEMI-CYLINDRICAL BOTTOM WALL AND AN ELONGATED AUGER SCREW MEMBER JOURNALED THEREFROM FOR ROTATION ABOUT ITS LONGITUDINAL AXIS AND SNUGYLY CRADLED IN AND EXTENDING LONGITUDINALLY OF SAID BOTTOM WALL, SAID BOTTOM WALL HAVING OPENINGS FORMED THEREIN AND SPACED LONGITUDINALLY THERE ALONG, SIEVE MEANS DISPOSED ACROSS SAID OPENINGS GENERALLY CONFORMING TO THE SHAPE OF AND FORMING CONTINUATIONS OF THE ADJACENT PORTIONS OF SAID BOTTOM WALL, THE LOWER SIEVE MEANS DISPOSED ADJACENT THE LOWER END OF SAID ASSEMBLY BEING FINER THAN THE UPPER SIEVE MEANS DISPOSED THEREABOVE, SAID FINER SIEVE MEANS BEING OF A SIZE ADAPTED TO PASS THERETHROUGH THE SMALLER WEED SEED MIXED WITH THE GRAIN SEED BEING HANDLED BY SAID ASSEMBLY AND TO PREVENT PASSAGE OF SAID GRAIN THERETHROUGH, SAID UPPER SIEVE MEANS BEING OF A SIZE ADAPTED TO PASS SAID GRAIN THERETHROUGH AND TO PREVENT PASSAGE OF THE WEED SEED LARGER THAN SAID GRAIN THERETHROUGH, UPWARDLY OPENING AND ELONGATED TROUGH MEANS GENERALLY PARALLELING AND DEPENDINGLY SUPPORTED FROM SAID HOUSING IN VERTICALLY SPACED RELATION THERETO AND ADAPTED TO RECEIVE SAID GRAIN AFTER IT PASSES THROUGH SAID UPPER SIEVE MEANS, SAID TROUGH MEANS COMPRISING THE ELONGATED INCLINED HOUSING OF A SECOND AUGER ASSEMBLY HAVING A SECOND AUGER SCREW MEMBER JOURNALED AND SNUGLY CRADLED THEREIN AND ALSO PROVIDED WITH OPENINGS SPACED LONGITUDINALLY ALONG THE LOWER PORTION OF SAID TROUGH, SIEVE MEANS DISPOSED ACROSS SAID TROUGH OPENINGS GENERALLY CONFORMING TO THE SHAPE OF AND FORMING CONTINUATIONS OF THE ADJACENT PORTIONS OF SAID TROUGH HOUSING, SAID TROUGH SIEVE MEANS BEING OF A SIZE ADAPTED TO PASS THERETHROUGH ANY SMALL WEED SEED REMAINING MIXED WITH SAID GRAIN AND