Patent ID: 11864356
Assignee: ALPHA NETWORKS INC.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC H | IPC H

Claim 5:
6. An electronic device, comprising:
a casing;
an electronic structure disposed in the casing, wherein a surface of the electronic structure has at least one heat source element; and
an aluminum or copper foil heat dissipator that is a 3D aluminum or copper foil structure formed by stamping and comprises a bottom and a surrounding portion connected around a periphery of the bottom, wherein a 3D space is formed between the bottom and the surrounding portion; the bottom is thermal conductively coupled to the at least one heat source element; at least one part of a surface of the aluminum or copper foil heat dissipator is thermal conductively coupled to an inner surface of the casing; wherein the casing has a column hole; a peripheral edge of the column hole is connected to a column tube; a copper column is inserted and fixed in the column tube; the bottom has a copper column cover fitting around the column tube and forming a contact surface at a surface adjacent to the copper column; the contact surface of the copper column cover is coated with a heat conductive glue to be thermal conductively coupled to the copper column.