BR112018073513A2 - pistão possuindo uma superfície inferior da coroa com revestimento isolante e método de fabricação do mesmo - Google Patents

pistão possuindo uma superfície inferior da coroa com revestimento isolante e método de fabricação do mesmo

Info

Publication number
BR112018073513A2
BR112018073513A2 BR112018073513A BR112018073513A BR112018073513A2 BR 112018073513 A2 BR112018073513 A2 BR 112018073513A2 BR 112018073513 A BR112018073513 A BR 112018073513A BR 112018073513 A BR112018073513 A BR 112018073513A BR 112018073513 A2 BR112018073513 A2 BR 112018073513A2
Authority
BR
Brazil
Prior art keywords
crown
piston
upper combustion
pair
gallery
Prior art date
Application number
BR112018073513A
Other languages
English (en)
Inventor
Matsuo Eduardo
Boyd Lineton Warran
Original Assignee
Tenneco 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 Tenneco Inc filed Critical Tenneco Inc
Publication of BR112018073513A2 publication Critical patent/BR112018073513A2/pt

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
    • F02F3/00—Pistons 
    • F02F3/10—Pistons  having surface coverings
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C30/00—Coating with metallic material characterised only by the composition of the metallic material, i.e. not characterised by the coating process
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
    • F02F3/00—Pistons 
    • F02F3/0015—Multi-part pistons
    • F02F3/0069—Multi-part pistons the crown and skirt being interconnected by the gudgeon pin
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
    • F02F3/00—Pistons 
    • F02F3/16—Pistons  having cooling means
    • F02F3/18—Pistons  having cooling means the means being a liquid or solid coolant, e.g. sodium, in a closed chamber in piston
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
    • F02F2200/00—Manufacturing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05C—INDEXING SCHEME RELATING TO MATERIALS, MATERIAL PROPERTIES OR MATERIAL CHARACTERISTICS FOR MACHINES, ENGINES OR PUMPS OTHER THAN NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES
    • F05C2251/00—Material properties
    • F05C2251/04—Thermal properties
    • F05C2251/048—Heat transfer

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Combustion & Propulsion (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Pistons, Piston Rings, And Cylinders (AREA)

Abstract

são providos um pistão de combustão interna de veículo e método de construção do mesmo. o pistão inclui o corpo do pistão que se estende ao longo de um eixo longitudinal central, possuindo uma parede de combustão superior que forma uma superfície de combustão superior e uma superfície inferior da coroa oposta à superfície de combustão superior. uma região da correia em anel anelar depende da su-perfície de combustão superior, um par de painéis de saia depende da região da correia em anel e um par de protuberâncias de pino depende da superfície inferior da coroa para prover furos de pino espaçados lateralmente ao longo de um eixo de furo de pino. a superfície inferior da coroa forma uma superfície inferior da coroa central e uma porção de uma galeria de resfriamento externa aberta, uma galeria de resfriamento externa vedada ou uma região sem galeria externa, em que um revestimento isolante é aplicado a pelo menos uma das porções da superfície inferior da coroa.
BR112018073513A 2016-05-19 2017-05-19 pistão possuindo uma superfície inferior da coroa com revestimento isolante e método de fabricação do mesmo BR112018073513A2 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201662339053P 2016-05-19 2016-05-19
US15/598,564 US10859033B2 (en) 2016-05-19 2017-05-18 Piston having an undercrown surface with insulating coating and method of manufacture thereof
PCT/US2017/033444 WO2017201354A1 (en) 2016-05-19 2017-05-19 Piston having an undercrown surface with insulating coating and method of manufacture thereof

Publications (1)

Publication Number Publication Date
BR112018073513A2 true BR112018073513A2 (pt) 2019-03-26

Family

ID=58794209

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112018073513A BR112018073513A2 (pt) 2016-05-19 2017-05-19 pistão possuindo uma superfície inferior da coroa com revestimento isolante e método de fabricação do mesmo

Country Status (7)

Country Link
US (1) US10859033B2 (pt)
EP (1) EP3458700A1 (pt)
JP (1) JP2019516901A (pt)
KR (1) KR20190008256A (pt)
CN (1) CN109154251B (pt)
BR (1) BR112018073513A2 (pt)
WO (1) WO2017201354A1 (pt)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11168643B2 (en) * 2018-02-21 2021-11-09 Tenneco Inc. Coating to reduce coking deposits on steel pistons
US10731598B2 (en) * 2018-10-18 2020-08-04 Tenneco Inc. Piston having an undercrown surface with coating and method of manufacture thereof
US20200217269A1 (en) * 2019-01-04 2020-07-09 Tenneco Inc. Piston having an undercrown surface with insulating coating and method of manufacture thereof
DE102019207482A1 (de) * 2019-05-22 2020-03-26 Audi Ag Kolben für eine Brennkraftmaschine, Verfahren zum Herstellen eines Kolbens sowie Brennkraftmaschine mit wenigstens einem Kolben
DE102019209363A1 (de) * 2019-06-27 2020-03-26 Audi Ag Brennkraftmaschine mit einem Kolben und einer Kühlmittelspritzdüse
CN113250847A (zh) * 2021-06-29 2021-08-13 潍柴动力股份有限公司 活塞、活塞的隔热涂层的制备方法以及内燃机

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Also Published As

Publication number Publication date
EP3458700A1 (en) 2019-03-27
JP2019516901A (ja) 2019-06-20
CN109154251B (zh) 2021-10-12
US20170335792A1 (en) 2017-11-23
KR20190008256A (ko) 2019-01-23
WO2017201354A1 (en) 2017-11-23
US10859033B2 (en) 2020-12-08
CN109154251A (zh) 2019-01-04

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Legal Events

Date Code Title Description
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]

Free format text: REFERENTE A 4A ANUIDADE.

B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: REFERENTE AO DESPACHO 8.6 PUBLICADO NA RPI 2622 DE 06/04/2021.

B350 Update of information on the portal [chapter 15.35 patent gazette]