Patent ID: 6336597
Filing Date: 2002-01-08
Classification: B05B,Y10T

Abstract:
An oscillating sprinkler transmission comprising:an output gear for driving a nozzle for distributing water over a selectable rotational area of coverage; a shiftable gear carrier including a first drive gear and a second drive gear for alternately driving said output gear in the clockwise and counter-clockwise directions to oscillate the same, an idler gear in engagement with said first drive gear, said second drive gear and said idler gear being spaced apart, and an input gear located between said second drive gear and said idler gear, said gear carrier being mounted for pivotal movement to bring one of said second drive gear or said idler gear into driving engagement with said input gear to actuate said second drive gear or said first drive gear, respectively, to drive said output gear in the corresponding direction, wherein the reaction force exerted on the gear carrier as a result of the engaged gear being driven by the input gear holds the gear carrier in driving engagement with the input gear in either driving direction.