Uniform motion oscillatory wave sprinkler

Details Uniform motion oscillatory wave sprinkler Uniform motion oscillatory wave sprinkler

B - Operations, Transporting

05

B

299/13

B05B 3/00 (2006.01) B05B 3/16 (2006.01)

Patent

CA 1229109

UNIFORM MOTION OSCILLATORY WAVE SPRINKLER ABSTRACT OF THE DISCLOSURE A uniform water pattern oscillating wave type lawn sprinkler in which the impeller has a dynamic impeller ratio as herein defined of less than approx- imately .30, the reduction gear assembly has a gear reduction ratio of greater than approximately 400 to 1 and an efficiency of at least 26% preferably 39% or greater and the heart-shaped cam motion-transmitting mechanism has a heart-shaped cam with a cam factor as herein defined of less than approximately 3 so as to enable said housing structure to be an optimal minimum in size.

457432

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