Back to results
US 10,943,755 B2Granted
Protection device
AssigneePolytronics Technology Corp.
InventorsTsung Min Su, Chia Mao Chen, David Shau Chew Wang
Life of this patent
Estimating the term…
Abstract
A protection device comprises a substrate, a fusible element, a flux and an insulating cover. The fusible element is disposed on the substrate and connects to a power line of an apparatus to be protected. The flux is disposed on the fusible element. The insulating cover is secured on the substrate to form a room for receiving the fusible element. The insulating cover has a bottom surface facing the substrate, and a plurality of protrusions are formed and distributed on the bottom surface to hold the flux in place.
Claims9
A protection device, comprising:
- a substrate;
- a fusible element disposed on the substrate;
- a flux disposed on the fusible element;
- and
- an insulating cover secured to the substrate to form a room for receiving the fusible element, the insulating cover having a bottom surface facing the substrate, and a plurality of protrusions are formed and distributed on the bottom surface to hold the flux in place;
- wherein the bottom surface of the insulating cover has a convex platform on which the plurality of protrusions are formed.
3 more elements
Dependencies are inferred from the claim text.