PUFFER TYPE GAS BLAST CIRCUIT INTERRUPTER HAVING VALUABLE AREA COMPOSITE PISTON STRUCTURES

PUFFER TYPE GAS BLAST CIRCUIT INTERRUPTER HAVING VALUABLE AREA COMPOSITE PISTON STRUCTURES

A puffer-type gas-blast circuit-interrupter is provided having an operating cylinder movable over a fixed composite piston structure, the fixed composite piston structure providing a variable cross-sectional area by means of a secondary piston area, preferably annular in configuration, which is rele...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser: J.R. ROSTRON
Format: Patent
Sprache:eng
Schlagworte:
BASIC ELECTRIC ELEMENTS
ELECTRIC SWITCHES
ELECTRICITY
EMERGENCY PROTECTIVE DEVICES
RELAYS
SELECTORS
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Beschreibung
Zusammenfassung:A puffer-type gas-blast circuit-interrupter is provided having an operating cylinder movable over a fixed composite piston structure, the fixed composite piston structure providing a variable cross-sectional area by means of a secondary piston area, preferably annular in configuration, which is releasably latched in a fixed forward position, and, subsequently, during the opening operation of the breaker, collapsed to a retracted position.