Indicating sectional composite fuse construction using standard-

Details Indicating sectional composite fuse construction using standard- Indicating sectional composite fuse construction using standard-

1976-10-06

1978-10-17

Harris, George

Electricity: electrothermally or thermally actuated switches

Electrothermally actuated switches

Fusible element actuated

337219, 337237, H01H 8504

Patent

active

041211863

ABSTRACT:
An indicating sectional two-part fuse is provided having a high-current current-limiting section, and a low-current expulsion section, mechanically connected together, and in electrical series, the low-current section utilizing a standard-type fuse-link, which may be replaced. The high-current current-limiting section may contain one or more current-limiting type fuse elements, supported by an interrupter rod within an enclosed casing filled with an arc-extinguishing granular material, and the low-current expulsion section of the fusible device may comprise an open-ended fuse tube, through which the standard fuse-link may extend, with the cable of the fuse-link extending out of the open end of the fuse tube.

REFERENCES:
patent: 2096983 (1937-10-01), Steinmayer
patent: 2483577 (1949-10-01), Fahnoe
patent: 2809254 (1957-10-01), Edsall
patent: 3467934 (1969-09-01), Innis et al.

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