Gas-insulated high or medium voltage circuit breaker

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 11373824
APP PUB NO 20210375567A1
SERIAL NO

16772635

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Abstract

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The present disclosure provides a gas-insulated high or medium voltage circuit breaker including a first arcing contact and a second arcing contact, wherein at least one of the two arcing contacts is axially movable along a switching axis, wherein during a breaking operation, an arc between the first arcing contact and the second arcing contact is formed in an arcing region; a nozzle including a channel directed to the arcing region, for blowing an arc-extinguishing gas to the arcing region during the breaking operation; a diffuser portion adjacent to the nozzle, for transporting the gas from the arcing region to a region downstream of the diffuser portion; a buffer volume directly downstream of the diffuser portion; and an enclosure confined within a housing of the circuit breaker.

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Patent Owner(s)

Patent OwnerAddress
HITACHI ENERGY LTDZÜRICH

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Galletti, Bernardo Nussbaumen, CH 10 11
Garyfallos, Angelos Nierderrohrdorf, CH 7 9
Lehmann, Joerg Basel, CH 15 44
Over, Daniel Klingnau, CH 4 6
Panousis, Emmanouil Baden, CH 10 95
Radisavljevic, Branimir Zürich, CH 8 110
Reutlinger, Christoph Bern, CH 2 2
Stoller, Patrick Fällanden, CH 13 33
Teppati, Valeria Otelfingen, CH 3 2

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