Puffer interrupter switch

Details Puffer interrupter switch Puffer interrupter switch

1990-11-02

1992-07-28

Scott, J. R.

Electricity: circuit makers and breakers

Liquid contact

Time delay

200148B, 200148F, H01H 3382

Patent

active

051342561

ABSTRACT:
An electrical switch apparatus comprising at least one set of contacts including a movable contact and a stationary contact, at least one chamber surrounding the contacts, a first support for supporting the chamber, a second support for supporting the stationary contact with respect to the chamber, an adhesive for attaching the first and second supports to the chamber, a non-circular drive shaft, a connection mechanism for coupling the moving contact to the drive shaft, a locating mechanism for securing the connection mechanism along the drive shaft, a coupling mechanism associated with the drive shaft for transmitting rotational energy to the drive shaft, the coupling mechanism having an adaptor that mates with the drive shaft with a clearance between the adaptor and the shaft, and a castable material filling the clearance to form an interface between the drive shaft and the adaptor.

REFERENCES:
patent: 3259701 (1966-07-01), Neff, Jr.
patent: 3947650 (1976-03-01), Strain et al.
patent: 4268890 (1981-05-01), Silbermann
patent: 4308433 (1981-12-01), Edwards, Jr.
patent: 4484047 (1984-11-01), Olsen et al.
patent: 4594488 (1986-06-01), Talpo
patent: 4910367 (1990-03-01), Akers et al.
Siemens 8DJ10 Ring Main Units; Jan.-1986.

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