Piston type vibrator

Claim 1

A VIBRATOR ASSEMBLY FOR USE WITH SOIL ENGAGING IMPLEMENTS TO IMPROVE THE EFFICIENCY WITH WHICH SOIL IS MOVED COMPRISING A DRIVE SHAFT HOUSING ADAPTED TO HAVE AND OIL RESERVOIR THEREIN, AT LEAST ONE PISTON CYLINDER AND ASSOCIATED CYLINDER HEAD PROTRUDING FROM THE DRIVE SHAFT HOUSING, A ONE PIECE PISTON ASSEMBLY MOUNTED IN THE DRIVE SHAFT HOUSING AND THE PISTON CYLINDER AND BEING ADAPTED FOR RECIPROCATIVE MOVEMENT THEREIN, THE PISTON ASSEMBLY HAVING AT LEAST ONE PISTON INTERCONNECTED WITH AN ENLARGED INTERNALLY HOLLOW CONCAVE CENTER MEMBER, SPRING MEANS IN COMPRESSION BETWEEN THE CYLINDER HEAD AND THE ASSOCIATED PISTON SO THAT A DESIRED COMPRESSIVE FORCE IS MAINTAINER UPON THE PISTON AT ALL TIMES, A DRIVE SHAFT PROJECTING THROUGH THE DRIVE SHAFT HOUSING TRANSVERSE TO THE AXIAL LENGTH OF THE PISTON ASSEMBLY, BEARING MEANS IN THE DRIVE SHAFT HOUSING SUPPORTING THE DRIVE SHAFT, MEANS FOR SUPPLYING LUBRICATING OIL TO THE PISTON ASSEMBLY, AN ECCENTRIC MOUNTED ON THE SHAFT, MEANS FOR INTERCONNECTING THE ECCENTRIC WITH THE PISTON ASSEMBLY WHEREBY WHEN THE DRIVE SHAFT REVOLVES THE ECCENTRIC THE PISTON ASSEMBLY IS CAUSED TO RECIPROCATE THEREBY TRANSMITTING SYMPATHETIC VIBRATION TO THE ENTIRE VIBRATOR ASSEMBLY CAUSING THE VIBRATIONS TO BE REDUCED TO THE SOIL ENGAGING IMPLEMENT.