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2 040 360

(13)

C1

(51)

IPC

(21) (22)

Application

4946723/02, 1991-06-17

(22)

Actual filing date

1991-06-17

(45)

Published

1995-07-25

(72)

Inventor

Spasskaja M.M.Timofeev G.I.Spirin A.G.

(73)

Holder

Spasskaja Margarita Mikhajlovna

MOULDING FOR MANUFACTURING REINFORCED CAST Russian patent published in 1995 - IPC

Abstract RU 2040360 C1

FIELD: foundry engineering. SUBSTANCE: core has channels where bushings with spring-loaded balls are pressed in. EFFECT: enhanced efficiency. 2 dwg, 1 tbl

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RU 2 040 360 C1

Authors

Spasskaja M.M.

Timofeev G.I.

Spirin A.G.

Dates

1995-07-25—Published

1991-06-17—Filed

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