Patent ID: 9403177
Filing Date: 2016-08-02
CPC Classification: B05B

Claim Text:
1. A sprinkler and side-loading nozzle insert assembly comprising: a sprinkler body provided with a flow passage along a sprinkler body axis and a nozzle insert received in a complementary recess formed in said sprinkler body, said nozzle insert having an axis of rotation intersecting said sprinkler body axis and rotatable from an insertion position to plural operating positions; said nozzle insert comprising an insert body formed with a nozzle bore extending through said insert body on an axis intersecting said axis of rotation and alignable with said flow passage in at least two of said plural operating positions; and wherein plural radially extending and circumferentially-spaced index tabs provided on one of said sprinkler body and said nozzle insert are arranged to engage respective plural index notches on the other of said sprinkler body and said nozzle insert as said insert body is rotated to each of said plural operating positions, wherein said sprinkler body mounts a flexible seal at an outlet end of said flow passage for engaging said nozzle insert and sealing about a nozzle bore wall at an inlet end of said nozzle bore in at least one of said plural operating positions, said complementary recess in said sprinkler body including a pair of ribs extending along said complementary recess in a direction parallel to said axis of rotation, said insert body engaging the ribs in said plural operating positions and the ribs guiding said insert body from the insertion position to the plural operating positions, wherein the ribs position said nozzle insert such that an upstream side of said nozzle insert is engaged with said flexible seal in said at least one of said plural operating positions, and wherein the ribs define a space between said insert body and said sprinkler body on a downstream side of said nozzle insert in each of said plural operating positions.