| 摘要 |
A sprinkler including a sprinkler head incorporating a nozzle; a spool fixed to the sprinkler head in proximity to the nozzle; a cage assembly loosely mounted on the spool, the assembly including a distribution plate at a first end of the assembly downstream of the nozzle and a first magnet at a second opposite end of the assembly upstream of the spool; a mounting element fixed to the assembly between the first and second ends, an inner edge of the mounting element loosely confined between upper and lower flanges of the spool; and a second magnet fixed to the sprinkler head, axially between the spool and the first magnet.
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