BRPI0519257A2 - janela de pistço com fendas de sangria e fundiÇço livre - Google Patents

janela de pistço com fendas de sangria e fundiÇço livre

Info

Publication number
BRPI0519257A2
BRPI0519257A2 BRPI0519257-9A BRPI0519257A BRPI0519257A2 BR PI0519257 A2 BRPI0519257 A2 BR PI0519257A2 BR PI0519257 A BRPI0519257 A BR PI0519257A BR PI0519257 A2 BRPI0519257 A2 BR PI0519257A2
Authority
BR
Brazil
Prior art keywords
piston
bleed
free
shaft
cavity
Prior art date
Application number
BRPI0519257-9A
Other languages
English (en)
Inventor
Emmerich Ottliczky
Franz Ratzky
Norbert Ries
Original Assignee
Ks Kolbenschmidt Gmbh
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=35841683&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BRPI0519257(A2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Ks Kolbenschmidt Gmbh filed Critical Ks Kolbenschmidt Gmbh
Publication of BRPI0519257A2 publication Critical patent/BRPI0519257A2/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 
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J9/00—Piston-rings, e.g. non-metallic piston-rings, seats therefor; Ring sealings of similar construction
    • F16J9/08—Piston-rings, e.g. non-metallic piston-rings, seats therefor; Ring sealings of similar construction with expansion obtained by pressure of the medium

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Pistons, Piston Rings, And Cylinders (AREA)
  • Closing And Opening Devices For Wings, And Checks For Wings (AREA)
  • Wing Frames And Configurations (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)

Abstract

JANELA DE PISTçO COM FENDAS DE SANGRIA E FUNDIÇçO LIVRE. A presente invenção refere-se a um pistão (1) de um motor de combustão interna, apresentando um fundo de pistão (2) com um campo anular (4) e uma haste de pistão (3) disposta por baixo do mesmo, que apresenta áreas de haste (5) e uma área de janela (7) disposta em torno de uma perfuração de pino (6) e recuada relativamente a um diâmetro (13) exterior do pistão (1), sendo que ao menos um rebaixo (8) é previsto na região de uma ranhura anular (9) mais inferior para um fluxo de óleo (11) na direção da área de janela (7) durante o movimento do pistão (1)' e sendo que o ao menos um rebaixo (8) está disposto fora de uma região (10) particularmente solicitada acima da perfuração de pino (6).
BRPI0519257-9A 2004-12-22 2005-11-29 janela de pistço com fendas de sangria e fundiÇço livre BRPI0519257A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102004061777A DE102004061777A1 (de) 2004-12-22 2004-12-22 Kolbenfenster mit Scupperslots und Freiguss
PCT/EP2005/012708 WO2006072293A1 (de) 2004-12-22 2005-11-29 Kolbenfenster mit scuppersolts und freiguss

Publications (1)

Publication Number Publication Date
BRPI0519257A2 true BRPI0519257A2 (pt) 2009-01-06

Family

ID=35841683

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0519257-9A BRPI0519257A2 (pt) 2004-12-22 2005-11-29 janela de pistço com fendas de sangria e fundiÇço livre

Country Status (9)

Country Link
US (1) US7730828B2 (pt)
EP (1) EP1828586B1 (pt)
JP (1) JP2008524502A (pt)
KR (1) KR100923811B1 (pt)
CN (1) CN101111670B (pt)
AT (1) ATE495357T1 (pt)
BR (1) BRPI0519257A2 (pt)
DE (2) DE102004061777A1 (pt)
WO (1) WO2006072293A1 (pt)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007045465A1 (de) 2007-09-24 2009-04-02 Federal-Mogul Nürnberg GmbH Kolben mit Ölversorgungsrinne für Nabenbohrungen
DE102007051711A1 (de) * 2007-10-30 2009-05-07 Ks Kolbenschmidt Gmbh Funktionsoptimierte Gestaltung von Kolben-Ringfeldbereichen
DE102011012685A1 (de) * 2011-03-01 2012-09-06 Mahle International Gmbh Kolben für einen Verbrennungsmotor
DE102011119525A1 (de) 2011-11-26 2013-05-29 Mahle International Gmbh Kolben für einen Verbrennungsmotor
DE102015006354A1 (de) * 2015-05-19 2016-11-24 Mahle International Gmbh Kolben für einen Verbrennungsmotor
DE102018211361B4 (de) * 2018-07-10 2020-03-05 Federal-Mogul Nürnberg GmbH Kolben für einen Verbrennungsmotor
GB2590701B (en) 2019-12-27 2022-06-22 Caterpillar Motoren Gmbh & Co Piston for an internal combustion engine
US12258922B2 (en) * 2022-11-30 2025-03-25 Cummins Inc. Piston for assembly with a cylinder

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1675174A (en) * 1925-08-28 1928-06-26 Stephen D Hartog Piston
US3805677A (en) * 1972-03-01 1974-04-23 Trw Inc Two-piece oil-cooled piston with thermal expansion control
US4428330A (en) * 1982-09-08 1984-01-31 Kabushiki Kaisha Komatsu Seisakusho Piston for internal combustion engines
US5172626A (en) * 1991-08-22 1992-12-22 General Motors Corporation Stabilized piston skirt having varying peaks and concave surfaces
JPH08121243A (ja) 1994-10-26 1996-05-14 Nippon Soken Inc 内燃機関用のピストン
JPH09112342A (ja) 1995-10-19 1997-04-28 Toyota Motor Corp 内燃機関のピストン
AU2002213255A1 (en) * 2000-10-18 2002-04-29 Federal Mogul Corporation Multi-axially forged piston
US6973723B2 (en) * 2003-01-08 2005-12-13 International Engine Intellectual Property Company, Llc Piston formed by powder metallurgical methods

Also Published As

Publication number Publication date
DE502005010863D1 (de) 2011-02-24
DE102004061777A1 (de) 2006-08-17
EP1828586B1 (de) 2011-01-12
EP1828586A1 (de) 2007-09-05
CN101111670B (zh) 2011-03-16
CN101111670A (zh) 2008-01-23
US7730828B2 (en) 2010-06-08
US20080202330A1 (en) 2008-08-28
WO2006072293A1 (de) 2006-07-13
KR100923811B1 (ko) 2009-10-27
ATE495357T1 (de) 2011-01-15
JP2008524502A (ja) 2008-07-10
KR20070099616A (ko) 2007-10-09

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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 9A 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 2282 DE 30/09/2014.