Protection structure for surge absorbing element

Details Protection structure for surge absorbing element Protection structure for surge absorbing element

1994-05-16

1995-08-15

DeBoer, Todd E.

Electricity: electrical systems and devices

Safety and protection of systems and devices

Circuit interruption by thermal sensing

361 56, 361 91, 361124, H02H 504

Patent

active

054425093

ABSTRACT:
A protection structure for a surge absorbing element for protecting equipment such as communications lines from surges caused by lightning or the like which makes use of a surge absorbing element in parallel with the equipment to be protected and a low melting point metal wire in direct contact with the element and in series therewith. The structure protects the surge absorbing element or assembly from continuous overvoltage or overcurrent which may be generated by a short-circuit of an alternating electric current source and the like.

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patent: 4062054 (1977-12-01), Simokat
patent: 4317155 (1982-02-01), Harada et al.
patent: 4477857 (1984-10-01), Crocker
patent: 4907119 (1990-03-01), Allina
patent: 4979071 (1990-12-01), Ito et al.

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