DISCONNECTING SWITCH Russian patent published in 2004 - IPC

Abstract RU 2234159 C1

FIELD: electrical engineering; high-voltage disconnecting switches.

SUBSTANCE: disconnecting switch has folding contact blade built of two hinged semi-blades, contact member secured to driven semi-blade, and laminated contact with base enclosing contact member of driven semi-blade during in closing. In addition disconnecting switch has contact blade catcher with hole. Contact member of driven semi-blade is provided with first casing that has hole to receive laminated contact; drive semi-blade mounts second casing that closes mentioned hole in first casing in off-position of disconnecting switch.

EFFECT: enhanced reliability of ice protection.

2 cl, 6 dwg

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RU 2 234 159 C1

Authors

Nosov I.I.

Dates

2004-08-10—Published

2003-02-03—Filed