TW200934361A - Method of manufacturing heat dissipater and structure thereof - Google Patents
Method of manufacturing heat dissipater and structure thereof Download PDFInfo
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- TW200934361A TW200934361A TW097101657A TW97101657A TW200934361A TW 200934361 A TW200934361 A TW 200934361A TW 097101657 A TW097101657 A TW 097101657A TW 97101657 A TW97101657 A TW 97101657A TW 200934361 A TW200934361 A TW 200934361A
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- substrate
- heat sink
- heat
- side wall
- heat dissipation
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 19
- 239000000758 substrate Substances 0.000 claims abstract description 72
- 230000017525 heat dissipation Effects 0.000 claims description 28
- 238000000034 method Methods 0.000 claims description 16
- 238000003825 pressing Methods 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 230000006835 compression Effects 0.000 claims 2
- 238000007906 compression Methods 0.000 claims 2
- 230000002457 bidirectional effect Effects 0.000 claims 1
- 239000006185 dispersion Substances 0.000 claims 1
- 229910000679 solder Inorganic materials 0.000 description 8
- 238000003466 welding Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/34—Arrangements for cooling, heating, ventilating or temperature compensation ; Temperature sensing arrangements
- H01L23/36—Selection of materials, or shaping, to facilitate cooling or heating, e.g. heatsinks
- H01L23/367—Cooling facilitated by shape of device
- H01L23/3672—Foil-like cooling fins or heat sinks
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
- F21V29/74—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades
- F21V29/77—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical diverging planar fins or blades, e.g. with fan-like or star-like cross-section
- F21V29/773—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical diverging planar fins or blades, e.g. with fan-like or star-like cross-section the planes containing the fins or blades having the direction of the light emitting axis
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/48—Manufacture or treatment of parts, e.g. containers, prior to assembly of the devices, using processes not provided for in a single one of the subgroups H01L21/06 - H01L21/326
- H01L21/4814—Conductive parts
- H01L21/4871—Bases, plates or heatsinks
- H01L21/4882—Assembly of heatsink parts
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- 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
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/0001—Technical content checked by a classifier
- H01L2924/0002—Not covered by any one of groups H01L24/00, H01L24/00 and H01L2224/00
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/4935—Heat exchanger or boiler making
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/4935—Heat exchanger or boiler making
- Y10T29/49366—Sheet joined to sheet
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/4935—Heat exchanger or boiler making
- Y10T29/49377—Tube with heat transfer means
- Y10T29/49378—Finned tube
- Y10T29/49382—Helically finned
Landscapes
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
- Cooling Or The Like Of Semiconductors Or Solid State Devices (AREA)
Description
200934361 九、發明說明: 【發明所屬之技術領域】 本發明係有關於一種散熱器製造方法及其結構,尤指 一種免除使用銲料之銲接方式而以鉚合之技術方式而成 的散熱器製造方法及其結構。 【先前技術】
❹ 知’散熱益應用是非常的廣泛,其一般是用於會產生 熱源之電子元件上(如CPU)或燈具(如鹵素内 等以達成協助散熱的目的,以具有散熱鰭片的散熱器是最 為音遍,如第一圖所示,係為習知一種之散熱器,其係於 一座體1 1的頂面11 1,藉由銲料12而使用迴銲之方 式將多數個並排等距設置的散熱鰭片13將其固接於座 體11的頂面111上。 j散熱鰭片1 3的用意乃係在於大量增加散熱的面 積藉由座體11之底面112能接觸熱源,進而由座體 ΐ收後迅迷傳導至每—散熱W13的各表面13 ,藉以達成協助散熱的目的。 散熱鰭片13係藉*銲料1 2銲接於座體1 和散熱鰭片1 i上,_而銲料123之熱傳導係數與座體1 1 時’銲料12將造】有執傳鰭片1 3 ,3 散熱= =源作有效的散熱之散熱器,即係為—之 200934361 緣是本發明人有感上述缺失之可改善,如何突破既 有的窠臼,乃特潛心研究並配合學理之運用,終於提出一 種°又汁&理且有政改善上述缺失並加以解決之本發明。 【發明内容】 - 本發明之目的,係提出一種免除使用銲科以避免熱傳 導損失及具有達成電子元件等之散熱功效的散熱器製造 方法及其結構。 ❺ 依據本發明之特色,提出一種散熱器製造方法,其包 括下列之步驟: 提供一基板’其具有頂面、底面及側壁,該基板之側 壁具有多數個向内凹設而貫穿該頂、底面的凹槽; 提供多數個散熱板片,將其插設入該基板相對應之凹 槽’每—賴板片皆具有㈣_端部及底端部;以及 利用鉚合之技術方式以壓迫該基板,使形成每一凹槽 之兩側壁面緊迫抵接形成該散熱板片之相對兩表面,以使 ❹疒,板片位於該基板之側壁處,且每一散熱板片之 頂、底端部皆伸出該基板之頂、底面。 依據本發明之特色’並提出一種散熱器結構,包括. -基板’其具有頂面、底面及侧壁,該基板之a Θ凹設有多數個貫穿該頂、底面的凹槽;以及 壁向 • =固散熱板片’其係插設於該基板相對 母-散熱板m有相賴頂端部及底端部,四槽, 每一凹槽之兩側壁面係緊迫抵接形成該散埶柘:板形成 =面’每-散_之頂、底端部係伸出該基二 6 200934361 本發明具有之效益:經基板之凹槽插設有散埶板片, 並以鉚合之技術方式藉凹槽之兩側壁面直接取住散熱 板片’則與習知以銲接固定散熱則之方式相較下,本發 明免除使崎料則具有避免熱傳導損失之情形,並且本發 明之整體製造步驟簡單,並不會增加組裝製造上的 度。 、
”人基板其中之頂面或底面可用以貼觸會產生熱源 之電子元件等,每—散熱板片之頂、底端部㈣出於基板 之頂、底面,如此,使得氣流可雙向地導流人/出於基板 ,頂、底—方向’從錢具有易達成電子元件之散熱功 λίΤ 〇 為了能更進-步瞭解本發明為達成民无定目的所採取 ’技術、方法及功效’請參_下有關切明之詳細說明 兵附圖’相信本發明之目的、特徵與特點,當可由此得一 味入且具體之瞭解’然而所附圖式僅提供參考與說明用, 亚非用來對本發明加以限制者。 【實施方式】 凊參閱第二圖至第六圖所示,本發明係提出一種「散 3製造方法及其結構」,其中,該製造方法包括下列之 (1) 提供一板狀的基板2 〇,其具有頂面2 〇丄、底 面2 0 2及側壁2 〇 3,基板2 0之側髮2 〇 3係具有多 數個向内凹設而貫穿頂、底面2 0 1、2 〇 2的凹槽2 1。 (2) 提供多數個散熱板片3 0,將其插設入基板2 〇 相對應之凹槽2 1中,而每一散熱板片3 〇皆具有相對的 7 200934361 頂端部3 0 1及底端部3 〇 2。 (3)利用鉚合之技術方式以壓迫該基板2〇,使形 每一凹槽2 1之兩侧壁面2 χ丄緊迫抵接形成該散熱板 片3 0之相對兩表面3 1,以使每一散熱板片3 〇位於該 純2 0之侧壁2 〇 3處,並且每-散熱板片3 〇之頂、 底端部3 0 1、3 0 2皆伸出於該基板2 〇之頂、底面2 〇 1、2 0 2,進而成為一散熱器製品。 ❹ 請配合參閱第七圖,所述鉚合之技術方式係由多數個 刀刃4以雙向的壓追方式,分別壓迫於該基板2 〇相對應 之凹槽2 1兩側的頂面2 01及底面2 0 2,使基板2 0 塑性變形’以使每-凹槽2丄之兩侧壁面2工丄緊迫抵接 於散熱板片3 0之兩表面3 1。 另,上述步驟(1)之基板2 〇係可選自圓形板體(如第 四圖)及夕邊形板體(如第八圖)之一者,較佳地,該基板2
Ok可遥為圓形板體’因此,可利於步驟(2)之散熱板片 ❹ j 0:乂自動化之方式插設,從而能大量化生產;進一步地 -兄’每-散熱板片3 〇係可採用人工之方式而依序插設於 基板20上,當然亦可使用自動化之方式插設,而達快速 生產的目的。 ,另,上述步驟(2)之散熱板片3 〇外型態樣係可呈圓 形板體(如第四圖)或多邊形板體(如第十圖)皆可,在此本 發明並不加以限制,且基板2 〇與散熱板片3 ◦可係為相 同材質具散熱性之金屬件,如鋼、鋁等。 其中’如第九圖所示,在本實施例中,每一散熱板片 3 〇之側緣3 0 3更可凹設有—貫穿形成該散熱板片3 200934361 0之兩表面3 1的限位凹部3 2,當每/散熱板片3 〇插 設入基板2 0相對應之凹槽2 1時,該散熱板片3 〇之限 位凹部3 2❹該基板2 〇之頂面2 ◦ 1而固定’藉以使 每一散熱板片3 〇能以整齊性的插設於該基板2 〇。 更進-步的說,如第九圖所示,所述之限位凹部3 2 可係為一凹口,其可嵌卡該基板2 〇之頂、底面2 0 1、 2 0 2 ;或者,如第十圖及第_|•一圖所示,所述之限位凹 部3 2也可係為一略呈倒l型的凹壁,其可嵌卡該基板2 0之頂面2 0 1。 經由上述說明,本發明之散熱器結構即包括有上述之 基板2◦及散熱板片3 〇,基板2 〇之四槽2 1係供插設 散熱板片3 0 ’而基板2 〇之每一凹槽21的兩側壁面2 1 1係緊迫抵接散熱板片3 0之兩表面3 1使其固定,且 每一散熱板片3 〇之頂、底端部3 〇1、3 0 2伸出於基 板20之頂、底面2〇1、202。 其中
母政熱板片3 0與基板2 0係以鉚合之技摘 方式壓迫该基板2 〇,使每一凹槽21之兩側壁面2 1 1 緊迫抵接趙熱板片3 0之相對兩表面3 1,而所述鉚音 之技術已於上述中已敘明,故在此本發明不再加以費述, 另外’每板片3 〇更可具有上述之如限位 等之結構說明。 0匕 綜合上述之說明,本發明係經由基板2 ◦之凹 插設有散熱板片3 0,並以鉚合之技術方式藉凹槽J 兩側壁面211直接固定住散熱板片30,二 接固定散熱鰭片之方式相u則知以 巧相^下’本發明免除使用銲料則 200934361 有避免熱傳導損失之情形,並且本發明之整體製造步驟簡 單,並不會增加組裝製造上的困難度;同時,免除銲料之 使用,更具有環保之功能性(通常銲料含有鉛;無鉛銲料 則有提局成本之虞)。 其次,而基板2 0其中之頂面2 0 1或底面2 0 2可 用以貼觸會產生熱源之電子元件(如LED等),每一散熱 板片3 0之頂、底端部3 0 1、3 0 2皆伸出於基板2 0 之頂、底面201、202,如此,使得冷卻/熱源之氣 流或可雙向地導流入/出於基板2 0之頂、底面2 .0.1、 2 0 2的方向,從而更具有易達成電子元件之散熱功效。 惟,上述所揭露之圖式、說明,僅為本發明之實施例 而已,凡精於此項技藝者當可依據上述之說明作其他種種 之改良,而這些改變仍屬於本發明之發明精神及以下界定 之專利範圍中。 【圖式簡單說明】 第一圖為習知散熱器之立體示意圖。 第二圖為本發明之步驟流程圖。 第三圖為本發明之基板俯視立體圖。 弟四圖為本發明之基板與散熱板片的立體分解圖。 第五圖為本發明之基板與散熱板片的立體組合圖。 第六圖為第六圖之A部份的前視圖。 第七圖為本發明繪示刀刃欲壓迫基板使其塑性變形之實 施狀態示意圖。 第八圖為本發明之基板的另一實施例與散熱板片的立體 分解圖。 10 200934361 第九圖為本發明之基板與散熱板片的另一立體分解圖。 第十圖為本發明之基板與散熱板片的另一實施例之立體 分解圖。 第十一圖為本發明之基板與散熱板片的另一實施例之立 . 體組合圖。 【主要元件符號說明】 〔習知〕 座體 11 ® 底面1 1 2 散熱鰭片 13 〔本發明〕 基板 2 0 頂面 2 0 1 侧壁 2 0 3 凹槽 2 1 散熱板片 30 ® 頂端部301 侧緣 3 0 3 表面 3 1 頂面 111 銲料 12 表面 13 1 底面 2 0 2 侧壁面 211 底端部 302 限位凹部 32 刀刃 4 11
Claims (1)
- 200934361 十、申請專利範圍: 1、 一種散熱器製造方法,其包括下列之步驟: 提供一基板,其具有頂面、底面及側壁,該基板之侧 壁具有多數個向内凹設而貫穿該頂、底面的凹槽; 提供多數個散熱板片,將其插設入該基板相對應之凹 槽,每一散熱板片皆具有相對的頂端部及底端部; 以及 利用鉚合之技術方式以壓迫該基板,使形成每一凹槽 之兩側壁面緊迫抵接形成該散熱板片之相對兩表 面,以使每一散熱板片位於該基板之側壁處,且每 一散熱板片之頂、底端部皆伸出該基板之頂、底面。 2、 如申請專利範圍第1項所述之散熱器製造方法,其中 該基板係選自圓形板體及多邊形板體之一者。 3、 如申請專利範圍第1項所述之散熱器製造方法,其每 一散熱板>1之侧緣凹設有一貫穿該散熱板片之兩表 面的限位凹部,當每一散熱板片插設入該基板相對應 之凹槽時,該散熱板片之限位凹部嵌卡該基板之頂 面。 4、 如申請專利範圍第1項所述之散熱器製造方法,其上 述鉚合之技術方式係由多數個刀刃以雙向的壓迫方 式,分別壓迫於該基板相對應之凹槽兩側的頂面及底 面,使該基板塑性變形,以使每一凹槽之兩側壁面緊 迫抵接該散熱板片之兩表面。 12 200934361 一種散熱器結構,包括: 升卉百頂面 ^ 氓面及側壁,該基板之側壁向 :::多數個貫穿該頂、底面的凹槽;以及 夕每反片’其係插設於該基板相對應之凹槽, 拓报1:—片皆具有相對的頂端部及底端部,該基 y母凹槽之兩侧壁面係、緊迫抵接形成該散Γ板片之相對兩表面,每—散熱板片之頂、底端部 係伸出該基板之頂、底面。 如申凊專利範圍第5項所述之散熱器結構.,其中該基 板係選自圓形板體及多邊形板體之一者。 7、如中請專利範圍第5項所述之散㈣結構,其每—散 熱板片之側緣凹設有一貫穿該散熱板片之兩表面的 限位凹部,每—散熱板片之限位凹部嵌卡該基板之丁頁 面08 '如申請專利範圍第5項所述之散熱器結構,其每—散 熱板片與該基板係以鉚合之技術方式以壓迫該基 板,使每一凹槽之兩側璧面緊迫抵接該散熱板片之相 對兩表面。 9、如申請專利範圍第8項所述之散熱器結構,其上述鲫 合之技術方式係由多數個刀刃以雙向的壓迫方式,分 別壓迫於該基板相對應之四槽兩側的頂面及底面,使 該基板塑性變形,以使每〆凹槽之兩側壁面緊迫抵接 該散熱板片之兩表面。 13
Priority Applications (4)
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TW097101657A TW200934361A (en) | 2008-01-16 | 2008-01-16 | Method of manufacturing heat dissipater and structure thereof |
US12/076,132 US7963035B2 (en) | 2008-01-16 | 2008-03-14 | Manufacturing method for a radiator and a structure thereof |
EP08152964A EP2081221A1 (en) | 2008-01-16 | 2008-03-19 | A manufacturing method for a radiator and a structure thereof |
JP2008148028A JP2009170859A (ja) | 2008-01-16 | 2008-06-05 | 放熱器の製造方法とその構造 |
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TW097101657A TW200934361A (en) | 2008-01-16 | 2008-01-16 | Method of manufacturing heat dissipater and structure thereof |
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US (1) | US7963035B2 (zh) |
EP (1) | EP2081221A1 (zh) |
JP (1) | JP2009170859A (zh) |
TW (1) | TW200934361A (zh) |
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TW200934362A (en) * | 2008-01-16 | 2009-08-01 | Neng Tyi Prec Ind Co Ltd | Method of manufacturing heat dissipaters having heat sinks and structure thereof |
TWM337229U (en) * | 2008-02-01 | 2008-07-21 | Neng Tyi Prec Ind Co Ltd | Heat dissipating element and heat radiator containing the same |
US20100044009A1 (en) * | 2008-08-20 | 2010-02-25 | Shyh-Ming Chen | Annular heat dissipating device |
TWI357479B (en) * | 2008-11-28 | 2012-02-01 | Univ Nat Taiwan Science Tech | A thermal module for light source |
CN101876427A (zh) * | 2009-04-29 | 2010-11-03 | 鸿富锦精密工业(深圳)有限公司 | Led灯具散热装置 |
TW201109578A (en) * | 2009-09-09 | 2011-03-16 | Elements Performance Materials Ltd | Heat dissipation structure of lamp |
US10103089B2 (en) * | 2010-03-26 | 2018-10-16 | Hamilton Sundstrand Corporation | Heat transfer device with fins defining air flow channels |
CN102554041A (zh) * | 2012-01-16 | 2012-07-11 | 昆山能缇精密电子有限公司 | 多种片距散热鳍片铆合模具 |
JP6274709B2 (ja) * | 2016-01-21 | 2018-02-07 | 株式会社Uacj | 熱交換器用ヒートシンク及び該ヒートシンクを備えた熱交換器 |
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GB2562276B (en) * | 2017-05-10 | 2021-04-28 | Dyson Technology Ltd | A heater |
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2008
- 2008-01-16 TW TW097101657A patent/TW200934361A/zh unknown
- 2008-03-14 US US12/076,132 patent/US7963035B2/en not_active Expired - Fee Related
- 2008-03-19 EP EP08152964A patent/EP2081221A1/en not_active Withdrawn
- 2008-06-05 JP JP2008148028A patent/JP2009170859A/ja active Pending
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JP2009170859A (ja) | 2009-07-30 |
US7963035B2 (en) | 2011-06-21 |
US20090178795A1 (en) | 2009-07-16 |
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