Reversing transmission for oscillating sprinklers

Fluid sprinkling – spraying – and diffusing – Distributor continuously moves relative to support during... – Spray fluid motor drive means

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Details

239237, B05B 316

Patent

active

049555421

ABSTRACT:
A gear driven oscillation sprinkler head including a gear train for transmitting rotational drive from a drive motor to the oscillating sprinkler head with a shifting mechanism including a shiftable gear cage assembly which includes alternately engageable driving terminal gears with an output shaft ring gear, having a reversing toggle device and single overcenter spring device for continuously maintaining a driving engagement bias on the gear cage assembly until the reversing toggle device passes over center at which time the gear cage assembly and reversing toggle device bias simultaneously reverse for maintaining the gear cage in the alternate driving engagement position.

REFERENCES:
patent: 3934820 (1976-01-01), Phaup
patent: 4568024 (1986-02-01), Hunter
patent: 4708291 (1987-11-01), Grundy
patent: 4718605 (1988-01-01), Hunter

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