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2 275 790

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(51)

IPC

A01G25/02(2006-01-01)

(21) (22)

Application

2004131474/12, 2004-10-28

(24)

Start date

2004-10-28

(22)

Actual filing date

2004-10-28

(45)

Published

2006-05-10

(72)

Inventor

Grigorov Mikhail StefanovichAbezin Valentin GermanovichKarpunin Vasilij ValentinovichSaldaev Aleksandr MakarovichKarpunin Vasilij Vasil'EvichAbezin Dmitrij Aleksandrovich

(73)

Holder

Gosudarstvennoe Nauchnoe Uchrezhdenie Povolzhskij Nauchno-Issledovatel'Skij Institut Ehkologo-Meliorativnykh Tekhnologij Rossijskoj Akademii Sel'Skokhozjajstvennykh Nauk

INJECTOR FOR DROP IRRIGATION SYSTEM Russian patent published in 2006 - IPC A01G25/02

Abstract RU 2275790 C1

FIELD: agricultural amelioration, in particular, drop irrigation equipment.

SUBSTANCE: injector has casing with feeding and discharge openings, float, elastic membrane with bypass openings, converging tube facing whose flare part faces elastic membrane and annular edge joined thereto, said edge being interrupted by radial slots, and watertight injector rod placed in enclosure. Multiple-threaded left-handed and right-handed helical grooves are provided on rod surface. Annular channels formed in enclosure cavity are joined with helical channel intersection sites. Outer surface of enclosure is communicating with channels through conical openings.

EFFECT: enhanced reliability in operation of drop irrigation system and increased yield of farm crops.

2 dwg

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RU 2 275 790 C1

Authors

Grigorov Mikhail Stefanovich

Abezin Valentin Germanovich

Karpunin Vasilij Valentinovich

Saldaev Aleksandr Makarovich

Karpunin Vasilij Vasil'Evich

Abezin Dmitrij Aleksandrovich

Dates

2006-05-10—Published

2004-10-28—Filed