B - Operations – Transporting – 05 – B
Patent
B - Operations, Transporting
05
B
299/27
B05B 1/26 (2006.01)
Patent
CA 1141800
23635 Canada IRRIGATION SPRINKLERS Abstract The specification discloses irrigation sprinklers of the impact type each including a nozzle having a slotted end portion on which is screwed a camming nut which is adjustable to contract the end portion of the nozzle to provide a smaller stream. Locking lips on the end of the nozzle overhang the nut to prevent accidental removal thereof. Bodies of the sprinklers are supported by flanged, barrel-like sleeves of polytetrafluoroethylene act both as a thrust bearing and a spring and as a water seal, the sleeve being composite and having top and bottom frustoconical rings with a tube extending therebetween.
358956
Clements Lloyd W.
Smart & Biggar
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