High breaking capacity fuse with fire-extinguishing pads
AssigneeLittelfuse, Inc.
InventorMarko Arciaga
Life of this patent
Estimating the term…
Abstract
A high breaking capacity fuse including an electrically insulating fuse body, a fusible element extending through the fuse body, an electrically conductive first terminal connected to a first end of the fusible element, an electrically conductive second terminal connected to a second end of the fusible element, and a first fire extinguishing pad and a second fire extinguishing disposed within the fuse body and sandwiching the fusible element therebetween, each of the first and second fire extinguishing pads formed of a polymeric substrate and a plurality of microcapsules embedded in the polymeric substrate, the plurality of microcapsules filled with an arc-quenching liquid.
Claims12
A high breaking capacity fuse comprising:
- an electrically insulating fuse body;
- a fusible element extending through the fuse body;
- an electrically conductive first terminal connected to a first end of the fusible element;
- an electrically conductive second terminal connected to a second end of the fusible element;
- and
- a fire extinguishing pad disposed within the fuse body adjacent the fusible element, the fire extinguishing pad comprising:
- a polymeric substrate;
- and
- a plurality of microcapsules embedded in the polymeric substrate, the plurality of microcapsules filled with an arc-quenching liquid.
A high breaking capacity fuse comprising:
- an electrically insulating fuse body;
- a fusible element extending through the fuse body;
- an electrically conductive first terminal connected to a first end of the fusible element;
- an electrically conductive second terminal connected to a second end of the fusible element;
- and
- a first fire extinguishing pad and a second fire extinguishing disposed within the fuse body and sandwiching the fusible element therebetween, each of the first and second fire extinguishing pads comprising:
- a polymeric substrate;
- and
- a plurality of microcapsules embedded in the polymeric substrate, the plurality of microcapsules filled with an arc-quenching liquid.
Dependencies are inferred from the claim text.