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2 028 887

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C1

(51)

IPC

(21) (22)

Application

4912876/08, 1991-02-19

(22)

Actual filing date

1991-02-19

(45)

Published

1995-02-20

(72)

Inventor

Mingazetdinov I.Kh.Mashchenko G.I.Petrov V.N.

(73)

Holder

Kazanskij Aviatsionnyj Institut Im.A.N.Tupoleva

VENTILATING DEVICE FOR USE AT ELECTRIC DISCHARGE MACHINING Russian patent published in 1995 - IPC

Abstract RU 2028887 C1

FIELD: electric machining. SUBSTANCE: air distributing header 1 has two spaces, each provided with separate intake slot, both slots being arranged coaxially. Air passing through labyrinth deflector 7 flows out through central slot 6 in form of flat curtain. Simultaneously fresh air flowing out of external coaxial slot 5 gets into space 3. Provision of two accompanying flows increases stability and covering range of flat curtain. EFFECT: enhanced reliability of operation. 2 dwg

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RU 2 028 887 C1

Authors

Mingazetdinov I.Kh.

Mashchenko G.I.

Petrov V.N.

Dates

1995-02-20—Published

1991-02-19—Filed

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