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2 050 239

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IPC

(21) (22)

Application

5064837/08, 1992-06-30

(22)

Actual filing date

1992-06-30

(45)

Published

1995-12-20

(72)

Inventor

Safiullin R.V.Rudenko O.A.Lutfullin R.Ja.

(73)

Holder

Institut Problem Sverkhplastichnosti Metallov Ran

MULTILAYER HONEYCOMB STRUCTURE MANUFACTURING METHOD Russian patent published in 1995 - IPC

Abstract RU 2050239 C1

FIELD: production of honeycomb structures. SUBSTANCE: method involves assembling sheet billets into pack; connecting sheet billets in accordance with predetermined pattern; forming cells by pressure of working fluid till stiffening ribs are formed by filler, with time for cell formation being preliminarily determined on the basis of rib inclination angle. Forming may be effectuated by separate supply of working fluid into cells. Cell formation time may be regulated by changing local thickness of filler or shell or by local variation of filler flow stress. EFFECT: increased efficiency and improved quality of formed structures. 5 cl, 4 dwg

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RU 2 050 239 C1

Authors

Safiullin R.V.

Rudenko O.A.

Lutfullin R.Ja.

Dates

1995-12-20—Published

1992-06-30—Filed

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