Automatic fast-action coupling for domestic irrigation systems

Details Automatic fast-action coupling for domestic irrigation systems Automatic fast-action coupling for domestic irrigation systems

1996-07-24

1998-08-25

Arola, Dave W.

Pipe joints or couplings

Irrigation type

285 87, 285316, F16L 5500

Patent

active

057976260

ABSTRACT:
The invention relates to the sector of fast-action couplings for domestic irrigation system. The fixed central body has mounted on the outside, integral therewith, a; fastening element on the outside of which an external body (5) is able to slide longitudinally. The fastening element has a plurality of lugs each of which is provide with tooth and a protuberance which can be inserted into the corresponding slits and formed in the thickness of the external body. An extension spring is arranged between the external body and the fasting element and a ring made of elastic material or a plurality of teeth act as elements for gripping the male connector.

REFERENCES:
patent: 757929 (1904-04-01), Huhsman
patent: 1080675 (1913-12-01), Berg
patent: 4776614 (1988-10-01), Marrison et al.

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