Trail line moves

Details Trail line moves Trail line moves

1977-08-03

1979-01-23

Love, John J.

Pipe joints or couplings

Irrigation type

285190, 239212, F16L 5500

Patent

active

041357388

ABSTRACT:
Trail line irrigation moves have split swivel couplers of which each has two identical halves rotatable on split bearing rings on an axle having seals thereon and coupled to pipe lengths by press-on or clamp-on connector portion. The axle has holes connecting the pipe lengths to the interior of the swivel halves, and the bottom half has a check valve drain and the top half has a cross connector with a sprinkler mounted on the top, a quick connect coupler cross-arms, a plug in one cross-arm and a trail line coupled to one cross arm. The trail line is connected by a quick connection coupler to a reversible skid shoe having a sprinkler riser and a drain plug.

REFERENCES:
patent: 186435 (1877-01-01), Parsons
patent: 378566 (1888-02-01), Atherton et al.
patent: 2412487 (1946-12-01), Amley et al.
patent: 3567234 (1971-03-01), Skrycki
patent: 3603508 (1971-09-01), Ingram et al.
patent: 3807638 (1974-04-01), Clements
patent: 3837657 (1974-09-01), Farnam

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