Plug-in fuse device with interchangeable fuse elements

Electrical connectors – With circuit component or comprising connector which fully... – Connector includes or covers additional component

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Details

337256, 337255, 337264, H01H 8514

Patent

active

054094020

ABSTRACT:
A plug-in fuse device can be handled without special tools and permits convenient replacement of a burnt-out fuse element. The device has a rigid housing with a pair of plug portions. Each plug portion is shaped to plug into a socket and carries a fuse assembly which includes a pair of terminals for engagement with socket elements, a fuse element between the terminals, and a pair of conductive contacts. The terminals extend from one end surface of the plug portion, and the contacts are located at an axially opposite end surface. The plug portions are connected at their contact-bearing surfaces, and the terminals of one plug portion extend in one axial direction and the terminals of the other plug portion, in the opposite axial direction. The plug portions are also offset to different sides of the general plane of the housing. Thus, when either plug portion is plugged into the socket, its contact-bearing surface is available for continuity testing. The device can be removed from the socket by gripping the plug portion currently external to the socket.

REFERENCES:
patent: 3909767 (1975-09-01), Williamson et al.
patent: 3962782 (1976-06-01), Williamson et al.
patent: 4040175 (1977-08-01), Williamson et al.
patent: 4056884 (1977-11-01), Williamson et al.
patent: 4827238 (1989-05-01), Kozel
patent: 4884050 (1989-11-01), Kozel
patent: 5324214 (1994-06-01), De Castro
patent: 5346411 (1994-09-01), Nikkiner

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