PROCESS OF MANUFACTURE OF VACUUM ARC CHUTE Russian patent published in 1996 - IPC

FIELD: electrical engineering. SUBSTANCE: process includes assembly and soldering of mobile and immobile current leads, potting of recessions of contacts with fusible material, positioning of mobile current lead in upper flange with advance placement of solder with soldering temperature below that of complete melting of fusible material and above temperature of degassing of chute between them, heating in vacuum and soldering. EFFECT: avoidance of operation of welding of chute units, exclusion of operation of air evacuation and of chute sealing, soldering of units of family of chutes in deep vacuum. 3 dwg