Earth scraper with hydraulically operated conveyor

Claim 1

IN AN EARTH-MOVING APPARATUS WHICH INCLUDES A MOBILE OPEN-FRONT DIRT-CARRYING CONTAINER, A DIRT-DIGGING SCRAPER BLADE CARRIED BY SAID CONTAINER, AN ENDLESS RIGIDFRAME SCRAPER-TYPE CONVEYOR WITHIN SAID CONTAINER FOR MOVING DIRT REARWARDLY INTO SAID CONTAINER, SAID CONVEYOR HAVING A PLURALITY OF FLIGHTS WHICH SEQUENTIALLY DIG INTO THE EARTH WHICH PASSES INTO SAID CONTAINER, THE IMPROVEMENT IN DRIVE MEANS FOR SAID CONVEYOR COMPRISING: HYDRAULIC MOTOR MEANS; FLEXIBLE FLUID CONDUIT MEANS FOR DELIVERING PRESSURIZED FLUID FROM A FLUID SOURCE TO SAID MOTOR MEANS; SPEED REDUCING MEANS DRIVEN BY SAID MOTOR MEANS THROUGH ROTATING POWER TRANSMITTING MEANS, SAID SPEED REDUCING MEANS HAVING AN OUTPUT SHAFT DRIVING SAID CONVEYOR; MOUNTING MEANS FIXEDLY MOUNTING SAID MOTOR MEANS AND SAID SPEED REDUCING MEANS ON SAID CONVEYOR FRANE; ROTATABLE HIGH INERTIA MEANS DRIVEN BY SAID MOTOR MEANS, ROTATABLE WITH SAID POWER TRANSMITTING MEANS AND HAVING A MASS OF SUFFICIENT MAGNITUDE TO MINIMIZE DESTRUCTIVE PRESSURE SURGES WITHIN THE PRESSUREIZED FLUID, SAID HIGH INERTIA MEANS INCLUDING A FLYWHEEL CONNECTED TO SAID POWER TRANSMITTING MEANS.