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2 009 947

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IPC

(21) (22)

Application

4952038/11, 1991-06-28

(22)

Actual filing date

1991-06-28

(45)

Published

1994-03-30

(72)

Inventor

Grisjuk Ju.A.Glinkina M.I.Raev M.A.

(73)

Holder

Grisjuk Jurij AleksandrovichGlinkina Marina IvanovnaRaev Mikhail Alekseevich

PORT-HOLE OF SUBMARINE VESSEL Russian patent published in 1994 - IPC

Abstract RU 2009947 C1

FIELD: shipbuilding. SUBSTANCE: port-hole consists of two parts: protective ring-shied and load-bearing shield. Protective shield is made of plastic material in form of clear disk which is secured in metal ring by means of watertight combination seal; load-bearing shield is made in form of multilayer glass block from reinforced soda-lime glass plates interconnected by means of adhesive polymer material and secured in port-hole holder. Chamber between protective and load-bearing shields is filled with liquid. EFFECT: enhanced reliability. 1 dwg

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RU 2 009 947 C1

Authors

Grisjuk Ju.A.

Glinkina M.I.

Raev M.A.

Dates

1994-03-30—Published

1991-06-28—Filed

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