Electricity: circuit makers and breakers – Liquid contact – Time delay
Patent
1978-09-25
1981-06-02
Macon, Robert S.
Electricity: circuit makers and breakers
Liquid contact
Time delay
200 82B, 60634, H01H 3388
Patent
active
042713412
ABSTRACT:
A circuit interrupter characterized by a pair of separable contacts, operating means for opening and closing the contacts and comprising a piston for opening the contacts, the piston being operative at a range of 3,000 to 10,000 psi, generating means comprising a solid expulsive charge when ignited for moving the piston to the contact-open position, an igniter for the operating means, a primer for the igniter comprising a mixture of flammable material, means for producing an electric charge in the primer, and spring means for returning the piston to the contact-closed position.
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Johns L. P.
Macon Robert S.
Westinghouse Electric Corp.
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