Brush cutting chain saw

Claim 1

A BRUSH CUTTING CHAIN SAW FOR OPERATION AT SPEEDS ABOVE 3000 LINEAL FEET PER MINUTE AND COMPRISING A SAW BAR HAVING A GROOVE ALONG TWO EDGES THEREOF, A PERIPHERALLY GROOVED IDLER PULLEY ROTATABLY MOUNTED ON AND ADJACENT TO AND SET PARTIALLY INTO AN END OF THE SAW BAR, A SAW CHAIN FOR RUNNING IN THE BAR GROOVE AND HAVING CUTTING TEETH OUTSIDE OF THE BAR GROOVE AND RUN NING OVER THE IDLER PULLEY, A PERIPHERALLY GROOVED AND RUNSPROCKET FOR THE SAW CHAIN AND LOCATED ADJACENT TO AND SET PARTIALLY INTO THE OTHER END OF THE SAW BAR, THE DIAMETER OF THE IDLER PULLEY AND THE LARGEST DIAMETER OF THE SPROCKET TEETH BEING SUBSTANTIALLY EQUAL RESPECTIVELY TO THE WIDTH OF THE SAW BAR ADJACENT THE IDLER PULLEY AND THE DRIVE SPROCKET FOR AIDING IN KEEPING THE SAW CHAIN IN THE BAR GROOVE AT SAID CHAIN SPEEDS, A SUBSTANTIALLY PULSATIONLESS FLUID PRESSURE MOTOR MOUNTED ON THE SAW BAR AND HAVING A SHAFT EXTENDING THROUGH THE SAW BAR FOR MOUNTING THEREON OF THE DRIVE SPROKET IN ALIGNMENT WITH THE SAW BAR GROOVES, AND A FLYWHEEL OF THE ORDER OF 45 LBS. IN WEIGHT MOUNTED ON THE MOTOR SHAFT FOR ROTATION WITH THE DRIVE SPROCKET AND SMOOTHING OUT OF ANY RESIDUAL PULSATION OF THE MOTOR.