Two-stage pop-up sprinkler

Details Two-stage pop-up sprinkler Two-stage pop-up sprinkler

1987-05-15

1989-01-10

Kashnikow, Andres

Fluid sprinkling, spraying, and diffusing

With fixed support for or ground installed supply means

Embedded or buried sprinkler

239206, 239461, B05B 304, B05B 134, B05B 1510

Patent

active

047968095

ABSTRACT:
A two-stage pop-up sprinkler unit includes a cylindrical housing having a first telescoping sleeve reciprocably mounted in the housing and a second sleeve telescoping mounted within the first sleeve and containing the sprinkler head and driving mechanism, the first sleeve extending from the housing first for clearance of the ground surface and the second sleeve extends from the first sleeve with the head cleared to begin distributing water.

REFERENCES:
patent: 963944 (1910-07-01), Saltlamachia
patent: 1853805 (1932-04-01), Elder
patent: 2054964 (1936-09-01), Barker
patent: 3035778 (1962-05-01), Kimbro et al.
patent: 3080123 (1963-03-01), Erns
patent: 3583638 (1971-06-01), Eby
patent: 4113181 (1978-09-01), Sheets

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