WO2005043620A1 - 冷却装置及び電子装置 - Google Patents
冷却装置及び電子装置 Download PDFInfo
- Publication number
- WO2005043620A1 WO2005043620A1 PCT/JP2004/016239 JP2004016239W WO2005043620A1 WO 2005043620 A1 WO2005043620 A1 WO 2005043620A1 JP 2004016239 W JP2004016239 W JP 2004016239W WO 2005043620 A1 WO2005043620 A1 WO 2005043620A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- heat pipe
- heat
- electronic component
- fin
- radiating fin
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Ceased
Links
Classifications
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W40/00—Arrangements for thermal protection or thermal control
- H10W40/70—Fillings or auxiliary members in containers or in encapsulations for thermal protection or control
- H10W40/73—Fillings or auxiliary members in containers or in encapsulations for thermal protection or control for cooling by change of state
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W40/00—Arrangements for thermal protection or thermal control
- H10W40/40—Arrangements for thermal protection or thermal control involving heat exchange by flowing fluids
- H10W40/43—Arrangements for thermal protection or thermal control involving heat exchange by flowing fluids by flowing gases, e.g. forced air cooling
Definitions
- the present invention relates to a heat pipe attached to a heat-producing electronic component so as to be able to exchange heat, a heat radiation fin provided at a portion other than the electronic component attachment portion of the heat pipe, and an air blower for sending an air flow to the heat radiation fin. And a cooling device for an electronic component having means.
- Electronic components for example, a microprocessor (MPU), a graphic chip, and the like
- MPU microprocessor
- a cooling device as shown in FIG. 7 is provided for an electronic component that generates a large amount of heat.
- an electronic component 3 that generates heat is mounted on one side of a flat heat pipe 1.
- the heat pipe 1 is a closed vessel (container) filled with a small amount of liquid (pure water / furon, etc.) called an operating fluid and evacuated. Inside the container, a wick having a capillary structure is used. The mesh-like material called is lined.
- the radiating fin 7 is cooled by the airflow from the blowing means 9.
- the working fluid evaporates in the portion of the heat pipe 1 where the electronic component 3 is attached.
- the vapor of the hydraulic fluid moves toward the radiating fin 7, which is a low temperature part, where it is cooled and the vapor condenses.
- the condensed working fluid returns to the portion where the electronic component 3 is attached by capillary action, and heat transfer is continuously performed by repeating a cycle of evaporation ⁇ movement ⁇ condensation.
- Patent Document 1 Japanese Unexamined Patent Publication No. 2002-76223 (Page 415, see FIG. 1)
- the electronic component 3 on one surface of the heat pipe 1, the electronic component 3, the blowing means 9, and the radiating fin 7 are provided in this order. Are provided adjacent to each other. Therefore, there is a problem that the airflow from the blowing means 9 does not uniformly spread over the entire radiating fins 7 and the cooling capacity is low.
- the present invention has been made in view of the above problems, and an object of the present invention is to provide a cooling device for electronic components that is compact and has improved cooling capacity.
- the invention according to claim 1 for solving the above-mentioned problems is a cooling device, wherein a heat pipe; and a mounting part for mounting an electronic component on one surface of the heat pipe at one end side so as to be able to exchange heat.
- a first radiating fin attached to the other surface on the other end side of the heat pipe; a first blowing means for sending an airflow to the first radiating fin on one end side of the heat pipe; On the other surface of the pipe, there is provided a first duct for guiding an air flow from the first blowing means to the first radiating fin.
- the airflow from the first blower is sent to the first radiating fins via the first duct.
- the heat of the electronic component is transferred to the first radiating fins via the heat pipe, transmitted to the airflow from the first air blowing means, and released.
- the invention according to claim 2 is characterized in that the heat pipe has a flat plate shape.
- the invention according to claim 3 is characterized in that the width of the heat pipe on the side where the first radiating fins are provided is wider than the width of the heat pipe on the side where the electronic component is mounted.
- Item 4 The cooling device according to item 2.
- the invention according to claim 4 is characterized in that the electronic component is provided on a substrate, and a side of the heat pipe on which the first radiating fin is provided is inclined toward the substrate.
- the invention according to claim 5 is characterized in that a surface of the heat pipe facing the electronic component is substantially parallel to a surface of the electronic component facing the heat pipe. It is a cooling device of the description.
- the invention according to claim 6 is characterized in that a second radiating fin is provided at a position on the other surface side of the heat pipe opposite to the first radiating fin, and the air flow from the first blowing means is controlled by the second air fin. 4. The cooling device according to claim 2, wherein a second duct for guiding to the second heat radiation fin is provided.
- the invention according to claim 7 is characterized in that a second radiating fin is provided at a position on the other surface side of the heat pipe opposite to the first radiating fin, and an airflow is sent to the second radiating fin. 4.
- a cooling means is provided.
- the airflow from the second blowing means is sent to the second radiating fin via the second duct.
- the heat of the electronic component is also transferred to the second radiating fins via the heat pipe, transmitted to the airflow from the second blowing means, and released.
- the invention according to claim 8 is the electronic device, wherein the electronic component, a heat pipe, and a mounting portion for mounting the electronic component on one surface of the heat pipe at one end side so as to be able to exchange heat.
- a first radiating fin attached to the other surface on the other end side of the heat pipe; and a first blowing means for sending an airflow to the first radiating fin on one end side of the heat pipe.
- a cooling device having, on the other surface of the heat pipe, a first duct for guiding an air flow from the first blowing means to the first radiating fins.
- the invention according to claim 9 is the electronic device according to claim 8, wherein the heat pipe has a flat shape.
- the invention according to claim 10 is characterized in that the width of the heat pipe on the side where the first radiating fins are provided is wider than the width of the heat pipe on the side where the electronic component is mounted.
- the invention according to claim 11 is characterized in that the electronic component is provided on a substrate, and a side of the heat pipe on which the first radiating fins are provided is inclined toward the substrate.
- the invention according to claim 12 is characterized in that a surface of the heat pipe facing the electronic component is substantially parallel to a surface of the electronic component facing the heat pipe. Electronic device.
- the invention according to claim 13 is a method for forming a pair with the first radiating fin on the other surface side of the heat pipe.
- 11 The electronic device according to claim 9, wherein a second heat radiation fin is provided at a location facing the second heat radiation fin, and a second duct for guiding an air flow from the first air blowing means to the second heat radiation fin is provided. 12. Device.
- the invention according to claim 14 is characterized in that a second heat radiation fin is provided at a position on the other surface side of the heat pipe opposite to the first heat radiation fin, and an air flow is sent to the second heat radiation fin.
- a blower is provided at a position on the other surface side of the heat pipe opposite to the first heat radiation fin, and an air flow is sent to the second heat radiation fin.
- the electronic component includes, but is not limited to, an MPU, a graphic chip, a CCD, and the like.
- the airflow that has flowed out of the first blower is rectified in the first duct, and reaches the first radiation fin. For this reason, the air flow spreads uniformly throughout the first radiating fins, and the cooling capacity is improved.
- the electronic component is mounted on one surface on one end side of the heat pipe, and a first radiating fin is provided on the other surface on the other end side of the heat pipe.
- the heat pipe has a flat plate shape, a large contact area between the electronic component and the first radiating fin can be ensured, and the heat pipe and the electronic component and the heat radiating fin can be secured.
- the heat resistance with the inside decreases, and the cooling capacity improves.
- the width of the heat pipe on the side where the first radiating fins are provided is wider than the width of the heat pipe on the side where the electronic component is mounted.
- the electronic component is provided on a substrate, and the side of the heat pipe on which the first radiating fins are provided is inclined toward the substrate.
- the first heat radiation fins having a high height that is, the first heat radiation fins having a large heat radiation amount can be provided, and the cooling capacity is improved.
- the surface of the heat pipe facing the electronic component and the surface of the electronic component facing the heat pipe are substantially parallel to each other. The distance between the parts and the heat pipe can be shortened, and the cooling capacity is improved.
- a second heat radiation fin is provided at a position on the other surface side of the heat pipe opposite to the first heat radiation fin, and air from the first air blowing means is provided.
- a second radiating fin is provided on the other surface side of the heat pipe opposite to the first radiating fin, and an air flow is provided to the second radiating fin.
- FIG. 1 is a configuration diagram illustrating a first embodiment.
- FIG. 2 is a configuration diagram illustrating a second embodiment.
- FIG. 3 is a configuration diagram illustrating a second embodiment.
- FIG. 4 is a configuration diagram illustrating a third embodiment.
- FIG. 5 is a configuration diagram illustrating a fourth embodiment.
- FIG. 6 is a configuration diagram illustrating a fifth embodiment.
- FIG. 7 is a perspective view showing a conventional cooling device for electronic components.
- Example 1 will be described with reference to FIG. 1 which is a configuration diagram illustrating Example 1.
- (A) is a front view
- (b) is a top view of (a).
- a heat-generating electronic component 23 is provided on a substrate 21.
- a lower surface (one surface) on one end side of a flat heat pipe assembly 25 is mounted on the electronic component 23.
- the heat pipe assembly 25 includes a flat base 27 made of a material having a good thermal conductivity, and a flat heat pipe 29 provided in the base 27.
- a first radiating fin 31 is provided on the upper surface (the other surface) on the other end side of the heat pipe assembly 25, a first radiating fin 31 is provided.
- a first blowing means 33 is provided on one end side of the heat pipe assembly 25, a first blowing means 33 is provided.
- a first duct 35 for guiding an air flow from the first blowing means 33 to the first radiating fins 31 is provided on an upper surface of the heat pipe assembly 25 .
- the first radiating fins 31 are cooled by the airflow from the first blowing means 33 passing through the first duct 35.
- the working fluid evaporates at the portion of the heat pipe 29 where the electronic component 23 is attached.
- the vapor of the hydraulic fluid moves toward the first radiating fin 31, which is a low temperature part, where it is cooled and the vapor condenses.
- the condensed working fluid returns to the portion where the electronic component 23 is attached by a capillary phenomenon, and heat transfer is continuously performed by repeating a cycle of evaporation ⁇ movement ⁇ condensation. That is, the heat of the electronic component 23 is quickly transferred to the first radiating fins 31 via the heat pipe 29, transmitted to the airflow from the first blowing means 33, and released.
- the airflow that has flowed out of the first blowing means 33 is rectified in the first duct 35, and reaches the first radiating fins 31. For this reason, the air flow spreads uniformly throughout the first radiating fins 31, and the cooling capacity is improved.
- the device becomes compact.
- the heat pipe 29 has a flat plate shape, a large contact area between the electronic component 23 and the first radiating fin 31 can be secured, and the heat resistance between the heat pipe 29 and the electronic component 23 and the first radiating fin 31 can be reduced. And the cooling capacity is improved.
- the heat pipe 29 may be a flat heat pipe having a plurality of tubular heat pipes.
- FIGS. 2 and 3 are configuration diagrams illustrating the second embodiment.
- the same parts as those in the first embodiment are denoted by the same reference numerals, and the duplicate description will be omitted.
- the flat heat pipe assembly 45 (the flat heat pipe 49) is connected to the heat pipe assembly 45 (the heat pipe 49) on the side where the first radiating fins 51 are provided.
- the width (w ⁇ ) force is set to be wider than the width (w) of the heat pipe assembly 45 (heat pipe 49) on the side where the electronic component 23 is mounted.
- the partial force at which the electronic component 23 of the heat pipe assembly 45 (heat pipe 49) is provided is set so that both sides are widened.
- the width of the first radiating fins 51 is set to a width corresponding to the width W 2 of the heat pipe assembly 45 (heat pipe 49). Further, the first duct 55 is also set in a shape suitable for the heat pipe assembly 45 (heat pipe 49). According to such a configuration, it is possible to provide the first radiating fins 51 having a larger width than that of the first embodiment, that is, the first radiating fins 51 having a large heat release amount, and the cooling capacity is further improved. .
- the flat heat pipe assembly 65 (flat heat pipe 69) is a heat pipe ⁇ & solid 65 (heat pipe 69) on the side where the first radiating fin 71 is provided.
- the width (W) of 69) is set to be wider than the width (w) of the heat pipe assembly 65 (heat pipe 69) on the side where the electronic component 23 is mounted.
- the partial force of the heat pipe assembly 65 (heat pipe 69) provided with the electronic component 23 is also set so that one side is widened.
- the first radiating fins 71 are set to have a width corresponding to the width (w ') of the heat pipe assembly 65 (heat pipe 69). Further, the first duct 75 is also set in a shape suitable for the heat pipe assembly 65 (heat pipe 69).
- the first radiating fins 71 having a larger width than that of the first embodiment, that is, the first radiating fins 71 having a large heat release amount, and the cooling capacity is further improved.
- the flat heat pipe assembly 85 (the flat heat pipe 89) is the heat pipe ⁇ & 89)
- the width W) is set to be wider than the width (w) of the heat pipe assembly 85 (heat pipe 89) on the side where the electronic component 23 is mounted.
- the force near the portion where the first radiating fins 91 of the heat pipe assembly 85 (heat nove 89) is provided is also set so that both sides are widened.
- the first radiating fins 91 are set to have a width corresponding to the width (w ⁇ ) of the heat pipe assembly 85 (heat pipe 89). Further, the first duct 95 is also set in a shape suitable for the heat pipe assembly 85 (heat pipe 89).
- the first radiating fins 91 having a larger width that is, the first radiating fins 91 having a larger heat release amount can be provided, and the cooling capacity is further improved.
- the flat heat pipe assembly 105 (the flat heat pipe 109) is connected to the heat pipe assembly 105 (the heat pipe 109) on the side where the first radiating fins 111 are provided.
- the width W) is set so as to be wider than the width (w) of the heat pipe assembly 105 (heat pipe 109) on the side where the electronic component 23 is mounted.
- the force near the part where the first radiating fins 111 of the heat pipe assembly three-dimensional structure 105 (heat pipe 109) is provided also has one side. Set to spread.
- the first radiating fins 111 are connected to the width (w) of the heat pipe assembly 105 (heat pipe 109).
- the first duct 115 is also set to a shape suitable for the heat pipe assembly 105 (heat pipe 109).
- FIG. 4 is a configuration diagram illustrating the third embodiment.
- the same parts as those in the first embodiment are denoted by the same reference numerals, and the duplicate description will be omitted.
- the side on which the first heat radiation fins 131 of the flat heat pipes & solids 125 (flat heat pipes 129) are provided is inclined toward the substrate 21. ing.
- the first duct 135 is set in a shape suitable for the heat pipe assembly 125 (heat pipe 129).
- the first radiating fins 131 having a height higher than that of the first embodiment, that is, the first radiating fins 131 having a large heat radiation amount can be provided, and the cooling capacity is further improved.
- FIG. 4B the difference from FIG. 4A is the shape of the heat pipe. That is, the surface of the heat pipe 129 'facing the electronic component 23 is made parallel to the electronic component 23.
- FIG. 4 (c) differs from FIG. 4 (a) in the shape of the heat pipe assembly. That is, the heat pipe assembly 125 (heat pipe 129 ”) is bent at the middle part, and the surface of the heat pipe assembly 125" (heat pipe 129 ") facing the electronic component 23 is parallel to the electronic component 23.
- the first ducts 135 are set in a shape suitable for the heat pipe assembly 125 ,, (heat pipe 129 ").
- FIG. 5 is a configuration diagram illustrating the fourth embodiment.
- the same parts as those in the first embodiment are denoted by the same reference numerals, and the duplicate description will be omitted.
- a second heat radiation fin 231 is provided on the other surface of the flat heat pipe assembly 25 (flat heat pipe 29) at a location facing the first heat radiation fin 31. Further, a second duct 235 for guiding the air flow from the first blowing means 33 to the second radiating fins 231 is provided.
- FIG. 6 is a configuration diagram illustrating the fifth embodiment. 6 (a) is a plan view, and FIG. 6 (b) is a view in the direction of arrow A in FIG. 6 (a).
- the same parts as those in the first embodiment are denoted by the same reference numerals, and the duplicate description will be omitted.
- the electronic component cooling device of the present embodiment is provided at a corner of the housing 300.
- a second radiating fin 331 is provided at a position on the other surface of the heat pipe assembly 25 opposite to the first radiating fin 31. Further, on the other surface side of the heat pipe assembly 25, a second blowing means 333 for sending an air flow to the second radiating fins 331 is provided.
- the direction of the fins of the second heat radiation fins 331 is a direction substantially orthogonal to the direction of the fins of the first heat radiation fins 31.
- the device is also compact.
- the direction of the fins of the second radiating fins 331 is set to a direction substantially orthogonal to the direction of the fins of the first radiating fins 31, so that the airflow from the first blowing means 33 is In (a), the direction of arrow B, the air flow from the second blowing means is the direction of arrow C, which is substantially orthogonal to arrow B.
- the two surface forces adjacent to the housing 300 also discharge the air to which the heat of the electronic components has been transferred, and thus the electronic devices can be efficiently operated.
- the air to which the heat of the parts has been transmitted can be discharged from the housing 300.
- the cooling device according to the present invention is useful for an electronic device, and is particularly suitable for a case where the cooling capacity is improved.
Landscapes
- Cooling Or The Like Of Electrical Apparatus (AREA)
- Cooling Or The Like Of Semiconductors Or Solid State Devices (AREA)
Abstract
Description
Claims
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE112004002071T DE112004002071B4 (de) | 2003-10-30 | 2004-11-01 | Elektronisches Bauteil mit Kühlvorrichtung |
| JP2005515199A JP4297908B2 (ja) | 2003-10-30 | 2004-11-01 | 冷却装置及び電子装置 |
| US11/362,924 US20060144573A1 (en) | 2003-10-30 | 2006-02-28 | Cooling device and electronic device |
| US12/588,662 US20100039772A1 (en) | 2003-10-30 | 2009-10-22 | Cooling device and electronic device |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2003-370971 | 2003-10-30 | ||
| JP2003370971 | 2003-10-30 |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| US11/362,924 Continuation US20060144573A1 (en) | 2003-10-30 | 2006-02-28 | Cooling device and electronic device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2005043620A1 true WO2005043620A1 (ja) | 2005-05-12 |
Family
ID=34543915
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/JP2004/016239 Ceased WO2005043620A1 (ja) | 2003-10-30 | 2004-11-01 | 冷却装置及び電子装置 |
Country Status (6)
| Country | Link |
|---|---|
| US (2) | US20060144573A1 (ja) |
| JP (1) | JP4297908B2 (ja) |
| KR (1) | KR20060083430A (ja) |
| CN (1) | CN100437997C (ja) |
| DE (1) | DE112004002071B4 (ja) |
| WO (1) | WO2005043620A1 (ja) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012004975A (ja) * | 2010-06-18 | 2012-01-05 | Toshiba Corp | テレビジョン受像機、放熱部材、及び電子機器 |
| JP2016015845A (ja) * | 2014-07-03 | 2016-01-28 | 株式会社日立製作所 | 電力変換器 |
| JP2022016079A (ja) * | 2020-07-10 | 2022-01-21 | トヨタ自動車株式会社 | 冷却ユニット |
| JPWO2023022211A1 (ja) * | 2021-08-20 | 2023-02-23 |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE112004002071B4 (de) * | 2003-10-30 | 2012-08-30 | Fujitsu Ltd. | Elektronisches Bauteil mit Kühlvorrichtung |
| TWM309846U (en) * | 2006-10-12 | 2007-04-11 | Quanta Comp Inc | Heat dissipation device |
| US20080105410A1 (en) * | 2006-11-03 | 2008-05-08 | Foxconn Technology Co., Ltd. | Heat dissipation apparatus |
| JP4735528B2 (ja) * | 2006-12-21 | 2011-07-27 | 株式会社デンソー | 車載用の電子機器の冷却構造 |
| CN101212887A (zh) * | 2006-12-27 | 2008-07-02 | 富准精密工业(深圳)有限公司 | 散热装置 |
| JP4876975B2 (ja) * | 2007-03-02 | 2012-02-15 | 株式会社日立製作所 | 電子機器用の冷却装置および受熱部材 |
| CN101287349B (zh) * | 2007-04-13 | 2010-05-26 | 富准精密工业(深圳)有限公司 | 散热装置 |
| JP4823374B1 (ja) * | 2010-05-11 | 2011-11-24 | 株式会社東芝 | 電子機器 |
| WO2012090314A1 (ja) * | 2010-12-28 | 2012-07-05 | 富士通株式会社 | 冷却ユニット,電子機器及び案内部材 |
| JP6165560B2 (ja) * | 2013-08-30 | 2017-07-19 | 株式会社東芝 | 電子機器 |
| US10993353B2 (en) * | 2014-09-29 | 2021-04-27 | Hewlett Packard Enterprise Development Lp | Fan controlled ambient air cooling of equipment in a controlled airflow environment |
| US11503740B2 (en) * | 2021-02-10 | 2022-11-15 | Dell Products L.P. | Cooling system for an information handling system |
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-
2004
- 2004-11-01 DE DE112004002071T patent/DE112004002071B4/de not_active Expired - Fee Related
- 2004-11-01 JP JP2005515199A patent/JP4297908B2/ja not_active Expired - Fee Related
- 2004-11-01 CN CNB2004800268202A patent/CN100437997C/zh not_active Expired - Fee Related
- 2004-11-01 WO PCT/JP2004/016239 patent/WO2005043620A1/ja not_active Ceased
- 2004-11-01 KR KR1020067009601A patent/KR20060083430A/ko not_active Ceased
-
2006
- 2006-02-28 US US11/362,924 patent/US20060144573A1/en not_active Abandoned
-
2009
- 2009-10-22 US US12/588,662 patent/US20100039772A1/en not_active Abandoned
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| JPH09326579A (ja) * | 1996-06-05 | 1997-12-16 | Pfu Ltd | 冷却ユニットおよび該ユニットに用いるヒートシンク |
| JPH11340391A (ja) * | 1998-05-28 | 1999-12-10 | Diamond Electric Mfg Co Ltd | 冷却モジュール |
| JP2000340725A (ja) * | 1999-05-25 | 2000-12-08 | Fujikura Ltd | 電子素子の冷却装置 |
| JP2001318738A (ja) * | 2000-05-11 | 2001-11-16 | Sony Corp | 電子機器 |
| JP2002118388A (ja) * | 2000-08-01 | 2002-04-19 | Sony Corp | 放熱装置および放熱装置を有する電子機器 |
| JP2002076223A (ja) * | 2000-08-31 | 2002-03-15 | Fujikura Ltd | 電子部品用冷却器 |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012004975A (ja) * | 2010-06-18 | 2012-01-05 | Toshiba Corp | テレビジョン受像機、放熱部材、及び電子機器 |
| US9277672B2 (en) | 2010-06-18 | 2016-03-01 | Kabushiki Kaisha Toshiba | Television, radiating member, and electronic apparatus |
| JP2016015845A (ja) * | 2014-07-03 | 2016-01-28 | 株式会社日立製作所 | 電力変換器 |
| JP2022016079A (ja) * | 2020-07-10 | 2022-01-21 | トヨタ自動車株式会社 | 冷却ユニット |
| JP7306342B2 (ja) | 2020-07-10 | 2023-07-11 | トヨタ自動車株式会社 | 冷却ユニット |
| JPWO2023022211A1 (ja) * | 2021-08-20 | 2023-02-23 | ||
| JP7654803B2 (ja) | 2021-08-20 | 2025-04-01 | 古河電気工業株式会社 | ヒートシンク |
Also Published As
| Publication number | Publication date |
|---|---|
| DE112004002071B4 (de) | 2012-08-30 |
| US20100039772A1 (en) | 2010-02-18 |
| US20060144573A1 (en) | 2006-07-06 |
| CN100437997C (zh) | 2008-11-26 |
| JPWO2005043620A1 (ja) | 2007-11-29 |
| CN1853269A (zh) | 2006-10-25 |
| KR20060083430A (ko) | 2006-07-20 |
| DE112004002071T5 (de) | 2006-08-17 |
| JP4297908B2 (ja) | 2009-07-15 |
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