IP Library Granted Patent US 10,154,613
Granted Patent B1
US 10,154,613 · App. 15/908,675 · Granted Dec 11, 2018

Electronic device and heat dissipation structure thereof

Inventors: I-Yung Lin (New Taipei, TW); Po-Chih Liu (New Taipei, TW); Wen-Tang Chen (New Taipei, TW)
Assignee: CHAUN-CHOUNG TECHNOLOGY CORP.
H05K7/2039G06F1/1616G06F1/203
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Quick Facts
Patent No.
US 10,154,613
App. No.
15/908,675
Granted
Dec 11, 2018
Kind
B1
Abstract

An electronic device and a heat dissipation structure thereof are provided. The electronic device comprises a first shell body; a second shell body, mutually pivoted with the first shell body; and a heat dissipation structure, including a first heat conducting member and a second heat conducting member, wherein the first heat conducting member is disposed in the first shell body and extended with a first arc-shaped piece, the second heat conducting member is disposed in the second shell body and extended with a second arc-shaped piece, and the second arc-shaped piece is arranged to be thermally in contact with the first arc-shaped piece and capable of sliding and rotating relative to the first arc-shaped piece. Accordingly, thermal energy can be transferred from the shell body having a heat unit to the other shell body, thereby increasing the heat dissipation efficiency of the electronic device.

Claims (16)

1. An electronic device, comprising: a first shell body ( 1 ); a second shell body ( 2 ), mutually pivoted with the first shell body ( 1 ); and a heat dissipation structure ( 4 ), including a first heat conducting member ( 41 ) and a second heat conducting member ( 42 ), wherein the first heat conducting member ( 41 ) is disposed in the first shell body ( 1 ) and extended with a first arc-shaped piece ( 411 ), the second heat conducting member ( 42 ) is disposed in the second shell body ( 2 ) and extended with a second arc-shaped piece ( 421 ), and the second arc-shaped piece ( 421 ) is arranged to be thermally in contact with the first arc-shaped piece ( 411 ) and capable of sliding and rotating relative to the first arc-shaped piece ( 411 ), wherein the heat dissipation structure ( 4 ) further includes two heat conducting flexible pieces ( 43 ) disposed between the first arc-shaped piece ( 411 ) and the second arc-shaped piece ( 421 ), wherein one of the two heat conducting flexible pieces ( 43 ) is arranged to be in contact with an outer surface ( 412 ) of the first arc-shaped piece ( 411 ) and capable of being displaced with the first arc-shaped piece ( 411 ), and the other heat conducting flexible piece ( 43 ) is arranged to be in contact with an inner surface ( 422 ) of the second arc-shaped piece ( 421 ) and capable of being displaced with the second arc-shaped piece ( 421 ).

2. The electronic device according to claim 1 , wherein each of the two heat conducting flexible pieces ( 43 ) is a graphite piece.

3. An electronic device, comprising:

a first shell body ( 1 );

a second shell body ( 2 ), mutually pivoted with the first shell body ( 1 );

a heat dissipation structure ( 4 ), including a first heat conducting member ( 41 ) and a second heat conducting member ( 42 ), wherein the first heat conducting member ( 41 ) is disposed in the first shell body ( 1 ) and extended with a first arc-shaped piece ( 411 ), the second heat conducting member ( 42 ) is disposed in the second shell body ( 2 ) and extended with a second arc-shaped piece ( 421 ), and the second arc-shaped piece ( 421 ) is arranged to be thermally in contact with the first arc-shaped piece ( 411 ) and capable of sliding and rotating relative to the first arc-shaped piece ( 411 ); and

an elastic member ( 5 ), wherein the first arc-shaped piece ( 411 ) and the second arc-shaped piece ( 421 ) are both disposed in the second shell body ( 2 ), and the elastic member ( 5 ) is clamped between the second arc-shaped piece ( 421 ) and the second shell body ( 2 ).

4. The electronic device according to claim 3 , wherein a positioning slot ( 21 ) is formed in the second shell body ( 2 ), and the elastic member ( 5 ) is positioned in the positioning slot ( 21 ).

5. The electronic device according to claim 3 , wherein the elastic member ( 5 ) is a spiral spring.

6. An electronic device, comprising:

a first shell body ( 1 );

a second shell body ( 2 ), mutually pivoted with the first shell body ( 1 ); and

a heat dissipation structure ( 4 ), including a first heat conducting member ( 41 ) and a second heat conducting member ( 42 ), wherein the first heat conducting member ( 41 ) is disposed in the first shell body ( 1 ) and extended with a first arc-shaped piece ( 411 ), the second heat conducting member ( 42 ) is disposed in the second shell body ( 2 ) and extended with a second arc-shaped piece ( 421 ), and the second arc-shaped piece ( 421 ) is arranged to be thermally in contact with the first arc-shaped piece ( 411 ) and capable of sliding and rotating relative to the first arc-shaped piece ( 411 ),

wherein the first heat conducting member ( 41 ) is a metal heat conducting plate, a heat spreader or a heat pipe, and the second heat conducting member ( 42 ) is a metal heat conducting plate, a heat spreader or a heat pipe.

7. A heat dissipation structure, including: a first heat conducting member ( 41 ), extended with a first arc-shaped piece ( 411 ); a second heat conducting member ( 42 ), extended with a second arc-shaped piece ( 421 ), wherein the second arc-shaped piece ( 421 ) is arranged to be thermally in contact with the first arc-shaped piece ( 411 ) and capable of sliding and rotating relative to the first arc-shaped piece ( 411 ); and two heat conducting flexible pieces ( 43 ) disposed between the first arc-shaped piece ( 411 ) and the second arc-shaped piece ( 421 ), wherein one of the two heat conducting flexible pieces ( 43 ) is arranged to be in contact with an outer surface ( 412 ) of the first arc-shaped piece ( 411 ) and capable of being displaced with the first arc-shaped piece ( 411 ), and the other heat conducting flexible piece ( 43 ) is arranged to be in contact with an inner surface ( 422 ) of the second arc-shaped piece ( 421 ) and capable of being displaced with the second arc-shaped piece ( 421 ).

8. The heat dissipation structure according to claim 7 , wherein each of the two heat conducting flexible pieces ( 43 ) is a graphite piece, the first heat conducting member ( 41 ) is a metal heat conducting plate, a heat spreader or a heat pipe, and the second heat conducting member ( 42 ) is a metal heat conducting plate, a heat spreader or a heat pipe.

Assignments (2)
CHANGE OF NAME Recorded Apr 25, 2022
From: CHAUN-CHOUNG TECHNOLOGY CORP.
To: NIDEC CHAUN-CHOUNG TECHNOLOGY CORPORATION
Reel/Frame 059789/0452 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 28, 2018
From: LIN, I-YUNG; LIU, PO-CHIH; CHEN, WEN-TANG
To: CHAUN-CHOUNG TECHNOLOGY CORP.
Reel/Frame 045473/0224 →