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2 101 124

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C1

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IPC

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Application

93008956/02, 1993-02-16

(22)

Actual filing date

1993-02-16

(45)

Published

1998-01-10

(72)

Inventor

Makarov K.A.Mar'In B.N.Boksov A.P.Tannenberg D.Ju.Meshcherekov A.E.

(73)

Holder

Komsomol'Skoe-Na-Amure Aviatsionnoe Proizvodstvennoe Ob"Edinenie

METHOD OF MAKING FITTING-OUT FOR HOT FORMING OF SHEET BLANKS Russian patent published in 1998 - IPC

Abstract RU 2101124 C1

FIELD: metallurgy, namely manufacture of fitting-out for hot forming. SUBSTANCE: method comprises steps of making steel die with contour of part, casting zinc punch with use of said die, preliminarily fitting punch on die at removing metal by mechanical way. Final fitting of punch on die is realized at placing blank between said die and punch, providing resistance heating of blank and repeatedly closing together said die and punch by action of press effort. EFFECT: simplified manufacturing process. 1 dwg

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RU 2 101 124 C1

Authors

Makarov K.A.

Mar'In B.N.

Boksov A.P.

Tannenberg D.Ju.

Meshcherekov A.E.

Dates

1998-01-10—Published

1993-02-16—Filed

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