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IPC

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Application

97119557/03, 1997-11-25

(22)

Actual filing date

1997-11-25

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Published

1998-11-20

(72)

Inventor

Kopchekchi L.G.Kondrashov D.V.Matveenko V.Ja.Zverev Ju.V.

(73)

Holder

Otkrytoe Aktsionernoe Obshchestvo Institut Stekla"

DEVICE FOR DOSED FEED OF DISPERSED MATERIAL AND GLASS FILAMENTS IN GAS FLOW Russian patent published in 1998 - IPC

Abstract RU 2121984 C1

FIELD: glass decoration. SUBSTANCE: device has bunker with reserve of material and ejector in form of two coaxial tubes. Small tube of ejector is provided with thread on external surface and secured for rotation about its axis. Device ensures preset uniform feed of material from bunker to gas flow. Rate of feed may be controlled by changing the rotational speed of small tube. If glass filaments are used small tube cuts them prior to feed into sections, length of which depends on thread pitch. For this purpose provision is made for special profile of thread turns. EFFECT: reliable and uniform feed. 2 dwg

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RU 2 121 984 C1

Authors

Kopchekchi L.G.

Kondrashov D.V.

Matveenko V.Ja.

Zverev Ju.V.

Dates

1998-11-20—Published

1997-11-25—Filed

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