Electrical surge protection

Details Electrical surge protection Electrical surge protection

1985-07-24

1988-01-19

Pellinen, A. D.

Electricity: electrical systems and devices

Safety and protection of systems and devices

High voltage dissipation

361111, 361129, 439106, 439577, H02H 104

Patent

active

047207604

ABSTRACT:
A mains electrical plug incorporates a zinc oxide non-linear resistor device (10) in the form of a circular zinc oxide disc having three electrode portions (2) provided on one face and contacting the earth, neutral and live pins (5) of the plug and a single electrode (3) on its other face, the device (10) thereby providing surge protection to the three electrical circuits provided within the plug.

REFERENCES:
patent: 3768058 (1973-10-01), Harnden, Jr.
patent: 3821686 (1974-06-01), Harnden, Jr.
patent: 4089032 (1978-05-01), Orfano
patent: 4212045 (1980-07-01), Martzloff
patent: 4316171 (1982-02-01), Miyabayashi et al.
patent: 4318578 (1982-03-01), Ericson et al.
Safety Plugs, Practical Engineer, vol. 14, No. 16, (Dec. 1978), pp. 1240-1241; T. Sutherns.

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