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2 196 266

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C2

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IPC

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Application

2001108471/06, 2001-03-21

(24)

Start date

2001-03-21

(22)

Actual filing date

2001-03-21

(45)

Published

2003-01-10

(72)

Inventor

Dvorkin N.Ja.Kazakov M.I.Lejkin I.N.Mikov V.V.

(73)

Holder

Zakrytoe Aktsionernoe Obshchestvo

SEALING UNIT Russian patent published in 2003 - IPC

Abstract RU 2196266 C2

FIELD: sealing technology; sealing joints closed over perimeter, for example, hatches of heated vacuum chambers at controllable composition of gas medium at residual pressure of down to 10-5 Pa including hatches with remotely-operated seals. SUBSTANCE: proposed sealing unit includes steel chamber located between parts to be sealed. Side walls of chamber have longitudinal corrugation directed inside it. Walls are made in form of ring with circular groove having bottom. Angles of inclination of groove to its bottom are equal. Proposed unit is suitable for reliable sealing of vacuum system requiring specific purification of vacuum and working at high temperatures. EFFECT: enhanced efficiency and reliability. 1 dwg

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RU 2 196 266 C2

Authors

Dvorkin N.Ja.

Kazakov M.I.

Lejkin I.N.

Mikov V.V.

Dates

2003-01-10—Published

2001-03-21—Filed

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