Transformer and core set thereof
AssigneeDelta Electronics, Inc.
InventorsHsiang-Yi Tseng, Chen-Feng Wu
Life of this patent
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Abstract
A transformer. The transformer comprises a bobbin, a first core and a second core. The bobbin comprises a primary winding area and a secondary winding area. The first core is disposed in the bobbin. The second core is mounted on the bobbin. The second core comprises a plurality of first protrusions which are disposed at two sides of the bobbin. A second protrusion is integrally formed on the second core and is disposed between the first protrusions. The second protrusion is disposed between the primary winding area and the secondary winding area.
Claims18
A transformer comprising:
- a bobbin having a hollow portion, a primary winding area and at least a secondary winding area;
- a first core disposed in the hollow portion of the bobbin;
- a second core disposed on the bobbin, wherein the second core comprises a plurality of first protrusions and at least a second protrusion, and the first protrusions are disposed at two sides of the bobbin and the second protrusion is disposed between the primary winding area and the secondary winding area;
- and
- a cover, covering the bobbin and allowing the second core to be mounted thereon, wherein the cover comprises at least one through hole formed corresponding to the second protrusion to allow the second protrusion to pass through the through hole to be disposed between the primary winding area and the secondary winding area.
A core set disposed on a bobbin having a hollow portion, a primary winding area and a secondary winding area, the core set comprising:
- a first core and a second core having a plurality of first protrusions and a second protrusion, wherein the first core is disposed in the hollow portion of the bobbin, and the first protrusions of the second core are disposed at two sides of the bobbin and the second protrusion of the second core is disposed between the primary winding area and the second winding area, wherein the second core comprises at least two through holes disposed between the first protrusions and the second protrusion.
A transformer comprising:
- a bobbin having a hollow portion, a primary winding area and at least a secondary winding area;
- a first core disposed in the hollow portion of the bobbin;
- and
- a second core disposed on the bobbin, wherein the second core comprises a plurality of first protrusions, at least a second protrusion, and at least two through holes disposed between the first protrusions and the second protrusion, wherein the first protrusions are disposed at two sides of the bobbin and the second protrusion is disposed between the primary winding area and the secondary winding area.
Dependencies are inferred from the claim text.