ITTO20020686A0 - Sinterizzazione laser selettiva con direzione ottimizzata del percorso di scansione. - Google Patents

Sinterizzazione laser selettiva con direzione ottimizzata del percorso di scansione.

Info

Publication number
ITTO20020686A0
ITTO20020686A0 IT2002TO000686A ITTO20020686A ITTO20020686A0 IT TO20020686 A0 ITTO20020686 A0 IT TO20020686A0 IT 2002TO000686 A IT2002TO000686 A IT 2002TO000686A IT TO20020686 A ITTO20020686 A IT TO20020686A IT TO20020686 A0 ITTO20020686 A0 IT TO20020686A0
Authority
IT
Italy
Prior art keywords
scan path
laser sintering
selective laser
path direction
optimized scan
Prior art date
Application number
IT2002TO000686A
Other languages
English (en)
Inventor
Xiaoshu Xu
James F Darrah
Original Assignee
3D Systems Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 3D Systems Inc filed Critical 3D Systems Inc
Publication of ITTO20020686A0 publication Critical patent/ITTO20020686A0/it
Publication of ITTO20020686A1 publication Critical patent/ITTO20020686A1/it

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B19/00—Programme-control systems
    • G05B19/02—Programme-control systems electric
    • G05B19/18—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form
    • G05B19/4097—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by using design data to control NC machines, e.g. CAD/CAM
    • G05B19/4099—Surface or curve machining, making 3D objects, e.g. desktop manufacturing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
    • B22F10/30—Process control
    • B22F10/36—Process control of energy beam parameters
    • B22F10/366—Scanning parameters, e.g. hatch distance or scanning strategy
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
    • B29C64/10—Processes of additive manufacturing
    • B29C64/141—Processes of additive manufacturing using only solid materials
    • B29C64/153—Processes of additive manufacturing using only solid materials using layers of powder being selectively joined, e.g. by selective laser sintering or melting
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B33—ADDITIVE MANUFACTURING TECHNOLOGY
    • B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
    • B33Y10/00—Processes of additive manufacturing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B33—ADDITIVE MANUFACTURING TECHNOLOGY
    • B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
    • B33Y30/00—Apparatus for additive manufacturing; Details thereof or accessories therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B33—ADDITIVE MANUFACTURING TECHNOLOGY
    • B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
    • B33Y50/00—Data acquisition or data processing for additive manufacturing
    • B33Y50/02—Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B2219/00—Program-control systems
    • G05B2219/30—Nc systems
    • G05B2219/49—Nc machine tool, till multiple
    • G05B2219/49018—Laser sintering of powder in layers, selective laser sintering SLS
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B2219/00—Program-control systems
    • G05B2219/30—Nc systems
    • G05B2219/49—Nc machine tool, till multiple
    • G05B2219/49035—Reconstruct boundary volume from stack of layer contours, sections
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/25—Process efficiency

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Optics & Photonics (AREA)
  • Human Computer Interaction (AREA)
  • General Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Powder Metallurgy (AREA)
IT000686A 2001-07-31 2002-07-31 Sinterizzazione laser selettiva con direzione ottimizzata del percorso di scansione. ITTO20020686A1 (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0118650A GB2378150A (en) 2001-07-31 2001-07-31 Fabricating a three-dimensional article from powder

Publications (2)

Publication Number Publication Date
ITTO20020686A0 true ITTO20020686A0 (it) 2002-07-31
ITTO20020686A1 ITTO20020686A1 (it) 2003-02-01

Family

ID=9919532

Family Applications (1)

Application Number Title Priority Date Filing Date
IT000686A ITTO20020686A1 (it) 2001-07-31 2002-07-31 Sinterizzazione laser selettiva con direzione ottimizzata del percorso di scansione.

Country Status (6)

Country Link
US (1) US6677554B2 (it)
JP (1) JP2003136604A (it)
DE (1) DE10233389A1 (it)
FR (1) FR2828422A1 (it)
GB (1) GB2378150A (it)
IT (1) ITTO20020686A1 (it)

Families Citing this family (70)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6813533B1 (en) * 2001-05-15 2004-11-02 Vladimir V. Semak Method for simulation of laser material deposition
US20040021256A1 (en) * 2002-07-25 2004-02-05 Degrange Jeffrey E. Direct manufacture of aerospace parts
DE102004009126A1 (de) * 2004-02-25 2005-09-22 Bego Medical Ag Verfahren und Einrichtung zum Erzeugen von Steuerungsdatensätzen für die Herstellung von Produkten durch Freiform-Sintern bzw. -Schmelzen sowie Vorrichtung für diese Herstellung
US7569174B2 (en) 2004-12-07 2009-08-04 3D Systems, Inc. Controlled densification of fusible powders in laser sintering
DE102007014683A1 (de) * 2007-03-27 2008-10-09 Eos Gmbh Electro Optical Systems Verfahren und Vorrichtung zum Herstellen eines dreidimensionalen Objekts
US9572402B2 (en) * 2007-10-23 2017-02-21 Nike, Inc. Articles and methods of manufacturing articles
US9788603B2 (en) 2007-10-23 2017-10-17 Nike, Inc. Articles and methods of manufacture of articles
DE102007057803A1 (de) * 2007-11-30 2009-06-04 Fit Fruth Innovative Technologien Gmbh Verfahren und Fertigungssysteme zum Herstellen von Bauteilen unter Ausnutzung von geometrischen Freiräumen auf Fertigungsanlagen
US8452440B2 (en) * 2008-04-22 2013-05-28 Materials Solutions Method of forming an article
EP2424706B2 (en) * 2009-04-28 2022-02-09 BAE Systems PLC Additive layer fabrication method
DE102009043317A1 (de) * 2009-09-28 2011-03-31 Eos Gmbh Electro Optical Systems Verfahren und Vorrichtung zum generativen Herstellen eines dreidimensionalen Objekts mit dreidimensional kodiertem Zeichen
JP2011090055A (ja) * 2009-10-20 2011-05-06 Sony Corp 露光装置及び露光方法
US9511447B2 (en) * 2013-12-12 2016-12-06 General Electric Company Process for making a turbulator by additive manufacturing
US9408686B1 (en) 2012-01-20 2016-08-09 Conformis, Inc. Devices, systems and methods for manufacturing orthopedic implants
DE102012202487A1 (de) 2012-02-17 2013-08-22 Evonik Industries Ag Verfahren zum Aufschmelzen/Sintern von Pulverpartikeln zur schichtweisen Herstellung von dreidimensionalen Objekten
US9272365B2 (en) * 2012-09-12 2016-03-01 Siemens Energy, Inc. Superalloy laser cladding with surface topology energy transfer compensation
FR2992877B1 (fr) * 2012-07-06 2015-07-03 Phenix Systems Procede de pilotage de faisceau laser pour fabrication d'objets tridimensionnels par couches superposees.
CN103576465B (zh) * 2012-07-23 2016-02-24 崇鼎科技有限公司 旋转式曝光载送设备
US9272369B2 (en) 2012-09-12 2016-03-01 Siemens Energy, Inc. Method for automated superalloy laser cladding with 3D imaging weld path control
US9289854B2 (en) 2012-09-12 2016-03-22 Siemens Energy, Inc. Automated superalloy laser cladding with 3D imaging weld path control
US9636229B2 (en) 2012-09-20 2017-05-02 Conformis, Inc. Solid freeform fabrication of implant components
US9849019B2 (en) 2012-09-21 2017-12-26 Conformis, Inc. Methods and systems for optimizing design and manufacture of implant components using solid freeform fabrication
EP2737965A1 (en) * 2012-12-01 2014-06-04 Alstom Technology Ltd Method for manufacturing a metallic component by additive laser manufacturing
EP2772329A1 (en) * 2013-02-28 2014-09-03 Alstom Technology Ltd Method for manufacturing a hybrid component
US9320316B2 (en) 2013-03-14 2016-04-26 Under Armour, Inc. 3D zonal compression shoe
WO2014165310A2 (en) 2013-03-15 2014-10-09 3D Systems, Inc. Improved powder distribution for laser sintering systems
WO2014176536A1 (en) * 2013-04-26 2014-10-30 United Technologies Corporation Selective laser melting system
WO2014179345A1 (en) * 2013-04-29 2014-11-06 Zediker Mark S Devices, systems, and methods for three-dimensional printing
WO2014179679A1 (en) * 2013-05-03 2014-11-06 United Technologies Corporation Method of eliminating sub-surface porosity
US10821508B2 (en) 2013-08-15 2020-11-03 General Electric Company System and methods for enhancing the build parameters of a component
WO2015039817A1 (en) * 2013-09-20 2015-03-26 Arcam Ab Method for additive manufacturing of three-dimensional article(s)
US9676033B2 (en) * 2013-09-20 2017-06-13 Arcam Ab Method for additive manufacturing
CN104635430A (zh) * 2013-11-14 2015-05-20 上海微电子装备有限公司 一种改善机器视觉系统成像质量的方法及装置
US20170203364A1 (en) * 2014-07-18 2017-07-20 Applied Materials, Inc. Additive manufacturing with laser and plasma
CA2958107C (en) 2014-08-20 2023-04-11 Etxe-Tar, S.A. Method and system for additive manufacturing using a light beam
CN104475728B (zh) * 2014-12-13 2017-01-25 广东汉邦激光科技有限公司 一种用于3d打印扫描的控制方法和控制装置
US10065264B2 (en) * 2015-02-04 2018-09-04 The Boeing Company Apparatus and method for manufacturing an anti-counterfeit three-dimensional article
CN104614951B (zh) * 2015-03-04 2016-10-19 京东方科技集团股份有限公司 曝光装置和曝光方法
US10010134B2 (en) 2015-05-08 2018-07-03 Under Armour, Inc. Footwear with lattice midsole and compression insert
US10010133B2 (en) 2015-05-08 2018-07-03 Under Armour, Inc. Midsole lattice with hollow tubes for footwear
WO2016198291A1 (en) 2015-06-09 2016-12-15 Politecnico Di Milano A device for direct additive manufacturing by means of extrusion of metal powders and ceramic materials on a parallel kinematic table
US10201941B2 (en) * 2015-07-31 2019-02-12 The Boeing Company Systems for additively manufacturing composite parts
EP3170648B1 (de) * 2015-11-17 2021-05-19 Additive Works GmbH Additives herstellungsverfahren und verfahren zur ansteuerung einer vorrichtung zur additiven herstellung eines dreidimensionalen bauteils
DE102016014276A1 (de) 2015-11-29 2017-06-01 Hochschule Mittweida (Fh) Verfahren zur Steuerung der Herstellung von Körpern durch Sintern oder Schmelzen einer aufgebrachten Schicht oder schichtweisen Abtrag von Material jeweils durch Bestrahlen der jeweiligen Schicht mit Laserstrahlung
TWI616314B (zh) 2015-12-22 2018-03-01 財團法人工業技術研究院 立體物件的積層製造方法
CN105414545B (zh) * 2016-01-08 2018-04-20 江苏永年激光成形技术有限公司 Slm圆形工作缸
US9862139B2 (en) * 2016-03-15 2018-01-09 Xyzprinting, Inc. Three dimensional printing apparatus
CN105880467B (zh) * 2016-06-01 2018-04-24 洛阳双瑞精铸钛业有限公司 一种用于生产高精度ps粉模型精铸件的方法
TWI617073B (zh) 2016-11-25 2018-03-01 財團法人工業技術研究院 電池電極結構及其製作方法
GB201700170D0 (en) * 2017-01-06 2017-02-22 Rolls Royce Plc Manufacturing method and apparatus
JP6759122B2 (ja) * 2017-02-09 2020-09-23 株式会社日立製作所 積層造形物、粉末積層造形方法、およびリッジフィルタ
DE102017107362A1 (de) * 2017-04-06 2018-10-11 Amsis Gmbh Verfahren zur additiven Fertigung eines dreidimensionalen Bauteils und Verfahren zur Berechnung einer Scanstrategie zwecks entsprechender Ansteuerung einer Anlage zur additiven Fertigung eines dreidimensionalen Bauteils
EP3638193A4 (en) 2017-06-15 2021-06-09 Uniformity Labs, Inc. MULTILAYER PARAMETER VARIABLE MELTING AND DEPOSITION STRATEGIES FOR ADDITIONAL MANUFACTURING
EP3643475A4 (en) * 2017-06-20 2021-07-07 Toray Engineering Co., Ltd. METHOD FOR PREDICTING THE STRENGTH OF A STRUCTURE, METHOD FOR MANUFACTURING A STRUCTURE, METHOD TO SUPPORT THE STRUCTURE OF A STRUCTURE AND PROGRAM
US10661552B2 (en) 2017-07-28 2020-05-26 General Electric Company Systems and methods for advanced additive manufacturing
US10518469B2 (en) * 2017-08-07 2019-12-31 Adobe Inc. Facilitating extraction of three-dimensional object with printed hint
CN108287524B (zh) * 2018-01-11 2021-02-19 中国计量大学 一种基于mpu6050的平面分区间定位装置的定位方法
EP3552802A1 (en) * 2018-04-13 2019-10-16 CL Schutzrechtsverwaltungs GmbH Method for operating at least one apparatus for additively manufacturing three-dimensional objects
CN109047759B (zh) * 2018-08-15 2021-04-27 南京理工大学 一种提高层间强度和减少翘曲变形的激光扫描方法
CN109159424B (zh) * 2018-08-20 2020-11-06 湖南华曙高科技有限责任公司 用于三维物体制造的扫描控制方法及其装置、可读存储介质
CN109407613B (zh) * 2018-08-30 2020-12-15 先临三维科技股份有限公司 三维扫描转台的调节方法、装置、计算机设备和存储介质
JP2020059051A (ja) * 2018-10-11 2020-04-16 株式会社 畑中製作所 砂積層造形機
CN110193603B (zh) * 2019-06-25 2021-04-23 鑫精合激光科技发展（北京）有限公司 一种基于扫描线长度优化的激光选区熔化分区方法
CN110328840B (zh) * 2019-07-11 2021-08-10 珠海赛纳三维科技有限公司 三维打印方法、系统及存储介质
DE102020210681A1 (de) * 2020-08-21 2022-03-10 Trumpf Laser- Und Systemtechnik Gmbh Planungseinrichtung, Fertigungseinrichtung, Verfahren und Computerprogrammprodukt zum additiven Fertigen von Bauteilen aus einem Pulvermaterial
US11638959B2 (en) 2020-09-03 2023-05-02 General Electric Company Systems and methods for estimating powder dosing in additive manufacturing processes
CN112008074B (zh) * 2020-09-03 2021-04-30 苏州复浩三维科技有限公司 应用于金属材料的3d打印方法及装置
CN115213426B (zh) * 2021-04-16 2024-07-12 广州汽车集团股份有限公司 激光熔化成型方法及系统
DE102021213599A1 (de) 2021-12-01 2023-06-01 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung eingetragener Verein Verfahren zum Herstellen einer dünnwandigen Struktur
US20240198589A1 (en) * 2022-12-15 2024-06-20 Seurat Technologies, Inc. Loop Variable Timer For Additive Manufacturing

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4247508B1 (en) * 1979-12-03 1996-10-01 Dtm Corp Molding process
US5155324A (en) * 1986-10-17 1992-10-13 Deckard Carl R Method for selective laser sintering with layerwise cross-scanning
US5017753A (en) 1986-10-17 1991-05-21 Board Of Regents, The University Of Texas System Method and apparatus for producing parts by selective sintering
US4863538A (en) 1986-10-17 1989-09-05 Board Of Regents, The University Of Texas System Method and apparatus for producing parts by selective sintering
US5076869A (en) 1986-10-17 1991-12-31 Board Of Regents, The University Of Texas System Multiple material systems for selective beam sintering
AU603412B2 (en) 1986-10-17 1990-11-15 Board Of Regents, The University Of Texas System Method and apparatus for producing parts by selective sintering
US4944817A (en) 1986-10-17 1990-07-31 Board Of Regents, The University Of Texas System Multiple material systems for selective beam sintering
US5609813A (en) 1988-04-18 1997-03-11 3D Systems, Inc. Method of making a three-dimensional object by stereolithography
US5352405A (en) * 1992-12-18 1994-10-04 Dtm Corporation Thermal control of selective laser sintering via control of the laser scan
US5640667A (en) * 1995-11-27 1997-06-17 Board Of Regents, The University Of Texas System Laser-directed fabrication of full-density metal articles using hot isostatic processing
US6085122A (en) 1997-05-30 2000-07-04 Dtm Corporation End-of-vector laser power control in a selective laser sintering system
US6151345A (en) 1998-07-07 2000-11-21 Dtm Corporation Laser power control with stretched initial pulses
WO2001091924A1 (en) * 2000-06-01 2001-12-06 Board Of Regents, The University Of Texas System Direct selective laser sintering of metals
GB2378151A (en) * 2001-07-31 2003-02-05 Dtm Corp Fabricating a three-dimensional article from powder

Also Published As

Publication number Publication date
GB2378150A (en) 2003-02-05
GB0118650D0 (en) 2001-09-19
DE10233389A1 (de) 2003-02-20
US6677554B2 (en) 2004-01-13
US20030127436A1 (en) 2003-07-10
FR2828422A1 (fr) 2003-02-14
ITTO20020686A1 (it) 2003-02-01
JP2003136604A (ja) 2003-05-14

Similar Documents

Publication Publication Date Title
ITTO20020686A0 (it) Sinterizzazione laser selettiva con direzione ottimizzata del percorso di scansione.
NO2020005I1 (no) ustekinumab. Forlenget SPC
ITTO20020685A1 (it) Sinterizzazione laser selettiva a scansione di riempimento alternata
NO20040558L (no) Atineoplastiske kombinasjoner.
DE60239445D1 (de) Halbleiterlaserstruktur
DE60227232D1 (de) Halbleiterlaserstruktur
NO20040654L (no) Gassmikrosfaere-liposomkompositter.
ITTO20000505A0 (it) Complesso ottico.
NO20041455L (no) Zirkonium-/metalloksidfibrer.
DE60201464D1 (de) Halbleiterlaser
ITTO20010694A1 (it) Metodo di crittografia.
ITTO20000459A0 (it) Complesso ottico.
ES1048400Y (es) Bota-patin mejorada.
ITTO20010387A0 (it) Procedimento di brasatura.
ITNA20000008V0 (it) Pupazzo cingibicchiere con funzione di segnaposto.
ITBZ20020019A1 (it) Impianto di saldatura con termoelemento.
ES1050980Y (es) Portalamparas.
ES1053113Y (es) Tenedor-expulsor.
ITSA20010007A0 (it) Recordbio.
ITBN20010001U1 (it) Distanziatore -dc z3- car-zaottini.
ITPC20010029A1 (it) Dimagrimento - anticellulite - rassodamento - rimodellamento.
ES1049769Y (es) Guia pasacables.
ITRM20010473A1 (it) Apparecchiatura per cifrare - decifrare messaggi.
ITTO20010224V0 (it) Struttura di serratura.
ITMT20010003U1 (it) Dissipatore di calore.