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2 086 329

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C1

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IPC

(21) (22)

Application

94027554/02, 1994-07-20

(22)

Actual filing date

1994-07-20

(45)

Published

1997-08-10

(72)

Inventor

Komarov A.D.Moiseev V.K.Sinitsa V.V.Sharov A.A.

(73)

Holder

Samarskij Gosudarstvennyj Aehrokosmicheskij Universitet

METHOD OF FORMING BY ELASTIC MEDIUM Russian patent published in 1997 - IPC

Abstract RU 2086329 C1

FIELD: plastic metal working, cold forming, namely, manufacture of parts from thin sheet blanks. SUBSTANCE: method comprises steps of bending blanks along rigid punch at several transitions by elastic medium; in first transition using cover plate placed between blank and said rigid punch and having rounded bosses on its ends; simultaneously with initial bending forming wave of excess material in bending zones and(or) in zones of possible stability loss of part. EFFECT: enhanced efficiency. 2 dwg

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RU 2 086 329 C1

Authors

Komarov A.D.

Moiseev V.K.

Sinitsa V.V.

Sharov A.A.

Dates

1997-08-10—Published

1994-07-20—Filed

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