Dual AC fuse, a fuse holder and a method for: simultaneous selec

Details Dual AC fuse, a fuse holder and a method for: simultaneous selec Dual AC fuse, a fuse holder and a method for: simultaneous selec

1989-07-27

1991-12-17

Deboer, Todd E.

Electricity: electrical systems and devices

Safety and protection of systems and devices

Circuit interruption by thermal sensing

337256, 337290, 337229, 361 58, H02H 504

Patent

active

050738399

ABSTRACT:
The proposed invention provides a single fusing device for both 115VAC and 230VAC line voltages, a panel mounted fuse holder and a method for simultaneously selecting the proper fusing element and line voltage.
This invention consists of a dual element AC fuse were the proper fusing element is selected simultaneuously with the required line voltage by a Double Pole Double Throw (DPDT) switch as shown in FIG. 3.
The invention offers a distinct advantage to all manufacturers of electrical/electronics consumer products, systems and instrumentation both in the U.S. and abroad.

REFERENCES:
patent: 2075516 (1937-03-01), Freeman et al.
patent: 2383484 (1945-08-01), Holmes
patent: 2838634 (1958-06-01), Kesselring et al.
patent: 3257525 (1966-06-01), Gallagher et al.
patent: 4184137 (1980-01-01), Gaia et al.
patent: 4734670 (1988-03-01), Westrom et al.

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