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(19)

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2 275 982

(13)

(51)

IPC

B21F1/02(2006-01-01)

B21D3/02(2006-01-01)

B21C43/04(2006-01-01)

(21) (22)

Application

2004127467/02, 2004-09-13

(24)

Start date

2004-09-13

(22)

Actual filing date

2004-09-13

(45)

Published

2006-05-10

(72)

Inventor

Semenov Aleksandr NikolaevichGordo Vladimir PavlovichElkin Vladimir NikolaevichTjurin Vasilij NikitovichShevelev German Nikolaevich

(73)

Holder

Federal'Noe Gosudarstvennoe Unitarnoe Predprijatie I Konstruktorskij Institut Ehnergotekhniki Im. N.A. Dollezhalja"

WELDING WIRE STRAIGHTENING METHOD Russian patent published in 2006 - IPC B21F1/02 B21D3/02 B21C43/04

Abstract RU 2275982 C1

FIELD: processes and equipment for straightening welding wire.

SUBSTANCE: method comprises steps of drawing wire through coaxial holes arranged in base of hollow cylinder; shifting wire portion inside cylinder by predetermined value from cylinder axis; before straightening putting at least one sleeve on wire inside cylinder; partially filling cavity of hollow cylinder with abrasive powder; driving cylinder to rotation at variable revolution number around its axis.

EFFECT: enhanced quality of welding wire.

2 cl, 1 ex

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RU 2 275 982 C1

Authors

Semenov Aleksandr Nikolaevich

Gordo Vladimir Pavlovich

Elkin Vladimir Nikolaevich

Tjurin Vasilij Nikitovich

Shevelev German Nikolaevich

Dates

2006-05-10—Published

2004-09-13—Filed