# US 11,306,974 B2 · Temperature plate and heat dissipation device

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- Number: US 11,306,974 B2
- Document ID: US11306974B2
- Status: Granted
- Kind: B2
- Application number: 15/624,300
- Filed: 2017-06-15
- Published: 2017-12-21
- Granted: 2022-04-19
- Earliest claimed: 2016-06-15
- Assignees: Delta Electronics, Inc.
- Applicants: Delta Electronics, Inc.
- Inventors: Li-Kuang Tan; Shih-Kang Lin
- Web page: https://patentgrep.com/patent/US11306974B2

## CPC

- F28D 15/0275: {Arrangements for coupling heat-pipes together or with other structures, e.g. with base blocks; Heat pipe cores}
- F28D 15/0233: {the conduits having a particular shape, e.g. non-circular cross-section, annular (F28D15/0241, F28D15/0266 take precedence)}
- F28D 15/04: with tubes having a capillary structure
- F28F 3/06: the means being attachable to the element
- H10H 20/858: Means for heat extraction or cooling
- H10W 40/73: for cooling by change of state
- F21V 29/74: with fins or blades
- F21Y 2115/10: Light-emitting diodes [LED]
- F28D 2021/0028: {for cooling heat generating elements, e.g. for cooling electronic components or electric devices}
- F28F 9/0075: {Supports for plates or plate assemblies}
- F28F 2275/08: by clamping or clipping
- H10W 40/226: {characterised by projecting parts, e.g. fins to increase surface area (leadframes for cooling H10W70/461)}
- F28D: HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT (fluid heaters having heat generating means and heat transferring means F24H; furnaces F27; details of heat-exchange apparatus of general)
- F28F: DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION (water and air traps, air venting F16)
- H10H: INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
- H10W: GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- F21V: FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21Y: INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED

## Abstract

A temperature plate includes a plate body and at least two supporters. The plate body has a first plate and a second plate, and a vacuum chamber is defined by the first plate and the second plate. The first plate has a first external surface, and the plate body is bent to form at least two bent portions with the first external surface being a compressive side, and the supporters are disposed inside the vacuum chamber and connected to an inner wall of the vacuum chamber to enhance a structural strength of the bent portions and also to improve heat conduction, wherein the temperature plate is combined with a cooling fin assembly, the cooling fin assembly is disposed on the first external surface. When the number of the bent portions are two, the configuration of the two bent portions allows the plate body to clip the cooling fin assembly.

## Claims

### Claim 1

A temperature plate, comprising:
a plate body comprising a first plate and a second plate, wherein a vacuum chamber is defined by the first plate and the second plate, the first plate has a first external surface, and the plate body is bent to form at least two bent portions with the first external surface being a compressive side; and
at least two supporters bent and disposed inside the vacuum chamber, located corresponding to the at least two bent portions and connected to an inner wall of the vacuum chamber to enhance a structural strength of the at least two bent portions and also to improve heat conduction, wherein the at least two supporters stop extending at flat portions of the plate body;
wherein the temperature plate is combined with a cooling fin assembly, the cooling fin assembly is disposed on the first external surface, the configuration of the at least two bent portions allows the plate body to clip the cooling fin assembly.

### Claim 2 (depends on 1)

The temperature plate of claim 1, wherein a curvature radius of the bent portion is at least twice of a thickness of the bent portion.

### Claim 3 (depends on 1)

The temperature plate of claim 1, wherein the at least two supporters are metal units.

### Claim 4 (depends on 1)

The temperature plate of claim 1, wherein the second plate has a second external surface, and the at least two supporters are between the first external surface and the second external surface.

### Claim 5 (depends on 1)

The temperature plate of claim 1, wherein the first plate and the second plate are two plate portions of a plate workpiece, and the plate workpiece is bent to form the two plate portions.

### Claim 6 (depends on 1)

The temperature plate of claim 1, wherein the first plate or the second plate has a plurality of protruding portions at the bent portion, the protruding portions construct the supporter, and the protruding portions are aligned or misaligned to each other.

### Claim 7 (depends on 1)

The temperature plate of claim 1, wherein one of the first plate and the second plate has a plurality of protruding portions at the bent portion, the other one of the first plate and the second plate has a plurality of recess portions at the bent portion, the protruding portions and the recess portions construct the supporter, and the protruding portions are aligned or misaligned to the recess portions.
