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IPC

(21) (22)

Application

5023370/10, 1991-08-20

(22)

Actual filing date

1991-08-20

(45)

Published

1994-09-30

(72)

Inventor

Galkin V.D.Мanilov К.М.Кormilets V.Р.

(73)

Holder

Galkin Vasilij DmitrievichМanilov Кonstantin МikhajlovichКormilets Vasilij Рrokof'Evich

EXPLOSION-PROOF ELECTRIC HOIST Russian patent published in 1994 - IPC

Abstract RU 2020125 C1

FIELD: electric load-handling mechanisms. SUBSTANCE: electric hoist comprises casing, explosion-proof electric load hoisting motor and explosion-tight enclosure and input device. Mounted in cabinet enclosure are switching apparatuses and spark-safe control units. Limit switches are installed on casing outside of explosion-tight enclosure and their opening contacts are connected to spark-safe input circuits of control units. EFFECT: improved design. 2 cl, 2 dwg

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RU 2 020 125 C1

Authors

Galkin V.D.

Мanilov К.М.

Кormilets V.Р.

Dates

1994-09-30—Published

1991-08-20—Filed