BR8807857A - Motor que inclui um pistao que tem uma ranhura para anel superior alta - Google Patents

Motor que inclui um pistao que tem uma ranhura para anel superior alta

Info

Publication number: BR8807857A
Authority: BR; Brazil
Prior art keywords: piston; engine; ring slot; high ring; slot
Prior art date: 1988-10-21

Application number

BR888807857A

Other languages

English (en)

Inventor

Robert L Weber

Kenneth R Kamman

Benny Ballheimer

Stephen G Shoup

Original Assignee

Caterpillar 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.)

1988-10-21

Filing date

1988-12-23

Publication date

1990-11-13

Family has litigation

First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=22994301&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BR8807857(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.

1988-12-23 Application filed by Caterpillar Inc filed Critical Caterpillar Inc

1990-11-13 Publication of BR8807857A publication Critical patent/BR8807857A/pt

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
- F02F3/16—Pistons having cooling means
- F02F3/20—Pistons having cooling means the means being a fluid flowing through or along piston
- F02F3/22—Pistons having cooling means the means being a fluid flowing through or along piston the fluid being liquid
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B23/00—Other engines characterised by special shape or construction of combustion chambers to improve operation
- F02B23/02—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition
- F02B23/06—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition the combustion space being arranged in working piston
- F02B23/0696—W-piston bowl, i.e. the combustion space having a central projection pointing towards the cylinder head and the surrounding wall being inclined towards the cylinder wall
- 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
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B3/00—Engines characterised by air compression and subsequent fuel addition
- F02B3/06—Engines characterised by air compression and subsequent fuel addition with compression ignition
- 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
- F02F3/003—Multi-part pistons the parts being connected by casting, brazing, welding or clamping
- F02F2003/0061—Multi-part pistons the parts being connected by casting, brazing, welding or clamping by welding
- 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
- F02F2200/04—Forging of engine parts
- 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
- F05C2201/00—Metals
- F05C2201/02—Light metals
- F05C2201/021—Aluminium
- 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
- F05C2201/00—Metals
- F05C2201/04—Heavy metals
- F05C2201/0433—Iron group; Ferrous alloys, e.g. steel
- 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
- F05C2201/00—Metals
- F05C2201/04—Heavy metals
- F05C2201/0433—Iron group; Ferrous alloys, e.g. steel
- F05C2201/0448—Steel
- 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
- F05C2251/042—Expansivity
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies

Landscapes

Engineering & Computer Science (AREA)
Chemical & Material Sciences (AREA)
Combustion & Propulsion (AREA)
Mechanical Engineering (AREA)
General Engineering & Computer Science (AREA)
Physics & Mathematics (AREA)
Fluid Mechanics (AREA)
Pistons, Piston Rings, And Cylinders (AREA)

BR888807857A 1988-10-21 1988-12-23 Motor que inclui um pistao que tem uma ranhura para anel superior alta BR8807857A (pt)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US26166488A	1988-10-21	1988-10-21
PCT/US1988/004604 WO1990004713A1 (en)	1988-10-21	1988-12-23	Engine including a piston member having a high top ring groove

Publications (1)

Publication Number	Publication Date
BR8807857A true BR8807857A (pt)	1990-11-13

Family

ID=22994301

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BR888807857A BR8807857A (pt)	1988-10-21	1988-12-23	Motor que inclui um pistao que tem uma ranhura para anel superior alta

Country Status (7)

Country	Link
US (1)	US4941440B1 (pt)
EP (1)	EP0397710B1 (pt)
JP (1)	JP2608613B2 (pt)
BR (1)	BR8807857A (pt)
CA (1)	CA1331151C (pt)
DE (1)	DE3885765T2 (pt)
WO (1)	WO1990004713A1 (pt)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5150668A (en) *	1992-02-20	1992-09-29	Caterpillar, Inc.	Cylinder liner with coolant sleeve
DE4331649A1 (de) *	1993-09-17	1995-03-23	Kloeckner Humboldt Deutz Ag	Kolbenkühlung einer Brennkraftmaschine
GB2294102B (en) *	1993-12-04	1996-06-26	Ae Goetze Automotive Limited	Fibre-reinforced metal pistons
US5839352A (en) *	1996-08-07	1998-11-24	Cummins Engine Company, Inc.	Articulated piston
JPH11182679A (ja) *	1997-12-24	1999-07-06	Sanshin Ind Co Ltd	内燃エンジン
US6155157A (en) *	1998-10-06	2000-12-05	Caterpillar Inc.	Method and apparatus for making a two piece unitary piston
US6318551B1 (en) *	1999-11-10	2001-11-20	Caterpillar Inc.	Method and apparatus for installing a prepackaged piston assembly in an engine
US6494170B2 (en)	2000-12-01	2002-12-17	Caterpillar Inc	Two-piece piston assembly with skirt having pin bore oil ducts
KR100447455B1 (ko) *	2001-07-30	2004-09-07	삼영기계주식회사	2사이클 기관용 피스톤
US6862976B2 (en) *	2001-10-23	2005-03-08	Federal-Mogul World Wide, Inc.	Monobloc piston
US6892693B2 (en) *	2003-02-12	2005-05-17	Bombardier Recreational Products, Inc.	Piston for spark-ignited direct fuel injection engine
KR100537980B1 (ko) *	2003-12-23	2005-12-21	자동차부품연구원	디젤엔진용 분절 스틸 단조 피스톤의 오메가 형상 연소실
US6945219B2 (en) *	2004-02-09	2005-09-20	Bombardier Recreational Products Inc.	Dual zone combustion chamber
DE102007060473A1 (de)	2007-12-14	2009-06-18	Mahle International Gmbh	Bolzennabe sowie damit versehener Kolben für einen Verbrennungsmotor
US8601996B2 (en) *	2009-05-08	2013-12-10	Caterpillar Inc.	Single piece piston body for an internal combustion engine
US8813713B2 (en)	2010-12-22	2014-08-26	Caterpillar Inc.	Piston with cylindrical wall
US9206764B2 (en) *	2011-03-07	2015-12-08	Cummins Intellectual Property, Inc.	Engine arrangement for enhanced cooling
DE102011115639A1 (de)	2011-09-28	2013-03-28	Mahle International Gmbh	Kolben für einen Verbrennungsmotor
DE102013009155A1 (de) *	2013-05-31	2014-12-04	Mahle International Gmbh	Kolben für einen Verbrennungsmotor
US9932930B2 (en) *	2014-01-14	2018-04-03	General Electric Company	Piston with reduced top land height and tight top land piston profile
US20160169152A1 (en) *	2014-12-11	2016-06-16	Caterpillar Inc.	Engine Piston
US20160169153A1 (en) *	2014-12-11	2016-06-16	Caterpillar Inc.	Engine Piston
US9797337B2 (en) *	2015-07-10	2017-10-24	Mahle International Gmbh	Oil-cooled piston for an internal combustion engine
CN106401784A (zh) *	2016-06-23	2017-02-15	华晨汽车集团控股有限公司	一种具有减重结构的活塞组件
US10731600B2 (en) *	2017-11-07	2020-08-04	Deere & Company	Piston with soot reducing piston bowl

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2308178A (en) *	1941-04-11	1943-01-12	Nash Kelvinator Corp	Piston
US2296478A (en) *	1942-04-09	1942-09-22	William F Morgan	Piston
US2407429A (en) *	1944-05-19	1946-09-10	Fairbanks Morse & Co	Wrist pin assembly
SE405759B (sv) *	1973-09-07	1978-12-27	Mahle Gmbh	Kolv
DE2543478C2 (de) *	1975-09-30	1983-01-05	Günter 8543 Hilpoltstein Elsbett	Kolben für Brennkraftmaschinen, insb. Dieselmotoren
US4056044A (en) *	1975-11-12	1977-11-01	Caterpillar Tractor Co.	Oil cooled piston
DE2717692A1 (de) *	1977-04-21	1978-10-26	Elsbett L	Kolben fuer hubkolben-brennkraftmaschinen, insbesondere dieselmotoren
US4180027A (en) *	1977-07-20	1979-12-25	Mack Trucks, Inc.	Two-piece oil-cooled piston
US4270494A (en) *	1979-01-11	1981-06-02	General Motors Corporation	Insulated oil cooled piston assembly
US4286505A (en) *	1979-04-23	1981-09-01	Caterpillar Tractor Co.	Oil cooled piston
DE2919638A1 (de) *	1979-05-16	1980-11-20	Schmidt Gmbh Karl	Kolben fuer brennkraftmaschinen
US4377967A (en) *	1981-03-27	1983-03-29	Mack Trucks, Inc.	Two-piece piston assembly
US4805518A (en) *	1981-12-28	1989-02-21	Dana Corporation	Piston
DE3210771A1 (de) *	1982-03-24	1983-09-29	Günter 8543 Hilpoltstein Elsbett	Kolbentrieb fuer hubkolben-brennkraftmaschinen, wie dieselmotoren u.a.
DE3338419A1 (de) *	1983-10-22	1985-05-02	Mtu Motoren- Und Turbinen-Union Friedrichshafen Gmbh, 7990 Friedrichshafen	Kolben fuer eine hubkolbenbrennkraftmaschine
DE3430258A1 (de) *	1984-08-17	1986-02-27	Mahle Gmbh, 7000 Stuttgart	Tauchkolben fuer verbrennungsmotoren
US4644853A (en) *	1984-11-23	1987-02-24	General Motors Corporation	Piston and bearing assemblies
DE3502248C1 (de) *	1985-01-24	1986-05-07	Berchem & Schaberg Gmbh, 4650 Gelsenkirchen	Verfahren zur Herstellung eines einteiligen Kolbens fuer einen Verbrennungsmotor durch Schmieden
US4638769A (en) *	1985-03-18	1987-01-27	Caterpillar Inc.	Engine having a multipiece cylinder block
US4608947A (en) *	1985-07-05	1986-09-02	Klockner-Humboldt-Deutz Aktiengesellschaft	Arrangement for cooling pistons and cylinder sleeves
EP0316330B1 (de) *	1986-08-01	1991-03-20	Ludwig Elsbett	Kolbenoberteil mit angesetzten lagerstützen für die auflage des kolbenbolzens einer kolbenbrennkraftmaschine
DE3643039A1 (de) *	1986-12-17	1988-06-30	Mahle Gmbh	Kuehlbarer tauchkolben fuer verbrennungsmotoren

1988
- 1988-12-23 WO PCT/US1988/004604 patent/WO1990004713A1/en active IP Right Grant
- 1988-12-23 DE DE3885765T patent/DE3885765T2/de not_active Expired - Lifetime
- 1988-12-23 JP JP1501114A patent/JP2608613B2/ja not_active Expired - Lifetime
- 1988-12-23 BR BR888807857A patent/BR8807857A/pt not_active IP Right Cessation
- 1988-12-23 EP EP89901184A patent/EP0397710B1/en not_active Expired - Lifetime
1989
- 1989-08-07 US US07391647 patent/US4941440B1/en not_active Expired - Lifetime
- 1989-08-28 CA CA000609577A patent/CA1331151C/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
EP0397710B1 (en)	1993-11-18
DE3885765T2 (de)	1994-06-09
DE3885765D1 (de)	1993-12-23
EP0397710A1 (en)	1990-11-22
CA1331151C (en)	1994-08-02
JPH03501759A (ja)	1991-04-18
US4941440B1 (en)	2000-06-06
WO1990004713A1 (en)	1990-05-03
JP2608613B2 (ja)	1997-05-07
US4941440A (en)	1990-07-17

Publication	Publication Date	Title
BR8807857A (pt)	1990-11-13	Motor que inclui um pistao que tem uma ranhura para anel superior alta
BR8907412A (pt)	1991-05-07	Conjunto de pistao para motor e pistao forjado para o mesmo tendo uma cavidade de refrigeracao
GB2225060B (en)	1993-03-24	Ducted fan turbine engine
DE68900273D1 (de)	1991-10-24	Zweistoffraketenmotor.
DE68911510D1 (de)	1994-01-27	Wärmegedämpfter motor.
GB2241749B (en)	1994-11-16	Radial piston engine
GB2234559B (en)	1993-05-19	Radial piston engine
IT1240665B (it)	1993-12-17	Candela di accensione
GB9027493D0 (en)	1991-02-06	Prop fan engine
BR8904216A (pt)	1991-02-26	Motor rotativo a explosao
ES2016923B3 (es)	1990-12-16	Motor de explosion que comprime la mezcla especialmente para motores de cuatro tiempos con encendido exterior.
GB2225391B (en)	1992-09-09	Radial piston engine
ES1000375U (es)	1988-03-01	Luz de emergencia para vehiculos a motor
BR8906021A (pt)	1990-06-19	Alternador com ventilacao forcada,particularmente para automoveis
GB8801281D0 (en)	1988-02-17	I c piston engine
AU4964390A (en)	1990-08-01	Multicylinder self-starting uniflow engine
DE58902332D1 (de)	1992-10-29	Rotationskolbenbrennkraftmaschine.
DE59001169D1 (de)	1993-05-13	Nachruestsatz fuer otto-motoren.
KR910005960U (ko)	1991-04-24	기관 시동장치
ATA306588A (de)	1996-01-15	Hubkolbenbrennkraftmaschine
BR8705214A (pt)	1989-04-18	Motor 2 cilindros em v a explosao e turbina para uso geral
BR6802618U (pt)	1990-08-07	Anel com cunha de vedacao para pistao com cavidade especial para alojamento de cunha de vedacao
BG47599A1 (en)	1990-08-15	Internal combustion engine with radial piston
BR8806917A (pt)	1990-08-07	Conjunto motor
SE8900532D0 (sv)	1989-02-16	Motor

Legal Events

Date	Code	Title	Description
2008-09-02	B21A	Expiry acc. art. 78, item i of ipl- expiry of the term of protection	Free format text: PATENTE EXTINTA EM 23/12/2003