Wood chipper

Claim 1

A WOOD CHIPPER COMPRISING A KNIFE-SUPPORTING MEMBER, MEANS FOR ROTATABLY SUPPORTING SAID KNIFE-SUPPORTING MEMBER, SAID KNIFE-SUPPORTING MEMBER HAVING FIRST AND SECOND SIDE WALLS INCLINED TOWARDS EACH OTHER, SAID SIDE WALLS DEFINING IN SAID KNIFE-SUPPORTING MEMBER A PERIPHERAL GROOVE OF GENERALLY V-SHAPED CONFIGURATION LYING IN THE PLANE OF ROTATION OF SAID KNIFE-SUPPORTING MEMBER, AT LEAST FIRST AND SECOND KNIVES EACH HAVING A CUTTING EDGE AND EACH BEING SUPPORTED BY SAID KNIFE-SUPPORTING MEMBER, MEANS FOR ROTATING SAID KNIFE-SUPPORTING MEMBER AND SAID FIRST AND SECOND KNIVES IN A FIRST DIRECTION, SAID FIRST KNIFE HAVING A PART THEREOF INCLUDING SAID CUTTING EDGE OF SAID FIRST KNIFE PORJECTING BEYOND SAID FIRST SIDE WALL INTO SAID GENERALLY V-SHAPED GROOVE, SAID PART OF SAID FIRST KNIFE BEING INCLINED AT AN OBTUSE ANGLE TO A PORTION OF SAID FIRST SIDE WALL ADJACENT SAID PART OF SAID FIRST KNIFE WITH SAID CUTTING EDGE OF SAID FIRST KNIFE LEADING SAID FIRST KNIFE IN SAID FIRST DIRECTION OF ROTATION FOR SAID FIRST KNIFE, SAID SECOND KNIFE HAVING A PART THEREOF INCLUDING SAID CUTTING EDGE OF SAID SECOND KNIFE PROJECTING BEYOND SAID SECOND SIDE WALL INTO SAID GENERALLY V-SHAPED GROOVE, SAID PART OF SAID SECOND KNIFE BEING INCLINED AT AN OBTUSE ANGLE TO A PORTION OF SAID SECOND SIDE WALL ADJACENT SAID PART OF SAID SECOND KNIFE WITH SAID CUTTING EDGE OF SAID SECOND KNIFE LEADING SAID SECOND KNIFE IN SAID FIRST DIRECTION OF ROTATION OF SAID SECOND KNIFE, SAID FIRST AND SECOND KNIVES BEING POSITIONED OPPOSITE TO EACH OTHER, SAID CUTTING EDGES OF SAID KNIVES EACH HAVING A LEADING PORTION POSITIONED REMOTE FROM THE BOTTOM OF SAID GENERALLY V-SHAPED GROOVE AND A TRAILING PORTION POSITIONED NEARER TO SAID BOTTOM THAN SAID LEADING POSITION, SAID CUTTING EDGES BEING INCLINED IN SAID FIRST DIRECTION OF ROTATION FROM SAID TRAILING PORTIONS TO SAID LEADING PORTIONS, WHEREBY SAID LEADING PORTIONS LEAD SAID TRAILING PORTIONS, SAID KNIFE-SUPPORTING MEMBER HAVING OPENINGS THEREIN ADJACENT SAID CUTTING EDGES AND ADAPTED TO PERMIT PASSAGE OF WOOD CHIPS CUT BY SAID KNIVES THROUGH SAID KNIFE-SUPPORTING MEMBER, AND A WOOD-SUPPORTING MEMBER FOR SUPPORTING WOOD TO BE CUT INTO CHIPS BY SAID KNIVES, SAID WOOD-SUPPORTING MEMBER HAVING A TROUGH THEREIN ADAPTED TO RECEIVE WOOD TO BE CUT, SAID WOOD-SUPPORTING MEMBER HAVING A GENERALLY VSHAPED END PROJECTING AND GENERALLY POINTING INTO SAID GENERALLY V-SHAPED GROOVE IN SAID KNIFE-SUPPORTING MEMBER, SAID GENERALLY V-SHAPED END INCLUDING TWO EDGES INCLINED TOWARDS EACH OTHER TOWARDS THE BOTTOM OF SAID TROUGH AND INCLINED AT AN ACUTE ANGLE TO SAID BOTTOM OF SAID TROUGH, SAID EDGES OF SAID WOOD-SUPPORTING MEMBER BEING POSITIONED WITH RESPECT TO SAID FIRST AND SECOND KNIVES SUCH THAT SAID FIRST AND SECOND KNIVES PASS CLOSELY ADJACENT TO SAID EDGES OF SAID WOOD-SUPPORTING MEMBER DURING ROTATION OF SAID FIRST AND SECOND KNIVES IN SAID FIRST DIRECTION AND PAST SAID EDGES OF SAID WOOD-SUPPORTING MEMBER, SAID WOOD-SUPPORTING MEMBER BEING POSITIONED SUCH THAT WOOD SUPPORTED THEREBY IS COMPRESSED BETWEEN SAID FIRST AND SECOND KNIVES AND SAID WOOD-SUPPORTING MEMBER DURING CUTTING OF SAID WOOD BY ROTATION OF SAID KNIVES IN SAID FIRST DIRECTION.