EP2546480A4 - Tappet roller bearing - Google Patents

Tappet roller bearing

Info

Publication number
EP2546480A4
EP2546480A4 EP11703364.7A EP11703364A EP2546480A4 EP 2546480 A4 EP2546480 A4 EP 2546480A4 EP 11703364 A EP11703364 A EP 11703364A EP 2546480 A4 EP2546480 A4 EP 2546480A4
Authority
EP
European Patent Office
Prior art keywords
roller bearing
tappet roller
tappet
bearing
roller
Prior art date
Legal status (The legal status 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 status listed.)
Withdrawn
Application number
EP11703364.7A
Other languages
German (de)
French (fr)
Other versions
EP2546480A1 (en
Inventor
Tomohiro Kudo
Satoshi Hachisuka
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NSK Ltd
Original Assignee
NSK Ltd
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 NSK Ltd filed Critical NSK Ltd
Publication of EP2546480A1 publication Critical patent/EP2546480A1/en
Publication of EP2546480A4 publication Critical patent/EP2546480A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
    • F01L1/12—Transmitting gear between valve drive and valve
    • F01L1/18—Rocking arms or levers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
    • F01L1/12—Transmitting gear between valve drive and valve
    • F01L1/18—Rocking arms or levers
    • F01L1/181—Centre pivot rocking arms
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L2305/00—Valve arrangements comprising rollers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L2305/00—Valve arrangements comprising rollers
    • F01L2305/02—Mounting of rollers

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Valve-Gear Or Valve Arrangements (AREA)
EP11703364.7A 2010-03-12 2011-01-18 Tappet roller bearing Withdrawn EP2546480A4 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2010055650 2010-03-12
JP2011006244A JP2011208631A (en) 2010-03-12 2011-01-14 Tappet roller bearing
PCT/JP2011/050763 WO2011111418A1 (en) 2010-03-12 2011-01-18 Tappet roller bearing

Publications (2)

Publication Number Publication Date
EP2546480A1 EP2546480A1 (en) 2013-01-16
EP2546480A4 true EP2546480A4 (en) 2014-06-25

Family

ID=44563248

Family Applications (1)

Application Number Title Priority Date Filing Date
EP11703364.7A Withdrawn EP2546480A4 (en) 2010-03-12 2011-01-18 Tappet roller bearing

Country Status (5)

Country Link
US (1) US20120318216A1 (en)
EP (1) EP2546480A4 (en)
JP (1) JP2011208631A (en)
CN (1) CN102292523A (en)
WO (1) WO2011111418A1 (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102705026A (en) * 2012-05-28 2012-10-03 武汉东方骏驰精密制造有限公司 U-shaped roller rocker arm with sunk-type rolling-cylinder bearing shaft
DE102012219506A1 (en) * 2012-10-02 2014-04-03 Schaeffler Technologies Gmbh & Co. Kg Lever-like cam follower
US10088056B2 (en) * 2015-01-26 2018-10-02 Hamilton Sundstrand Corporation Butterfly valve with modified scotch yoke connection
CN107923268B (en) * 2015-08-19 2020-10-20 沃尔沃卡车集团 Variable valve actuating mechanism, internal combustion engine and vehicle
DE102015118884A1 (en) * 2015-11-04 2017-05-04 Pierburg Gmbh Mechanically controllable valve train
DE102017104641A1 (en) 2017-03-06 2018-09-06 Thyssenkrupp Ag Cam follower roller, cam follower, valve train and internal combustion engine
US10697493B2 (en) 2018-02-15 2020-06-30 Roller Bearing Company Of America, Inc. Cam follower with multiple rows of independently operating bearings
CN108533616B (en) * 2018-06-20 2020-10-23 安徽航睿电子科技有限公司 Low-speed heavy-load ball bearing
US10533463B1 (en) * 2018-09-06 2020-01-14 Delphi Technologies Ip Limited Switchable rocker arm and roller retainer thereof
US10544711B1 (en) * 2018-09-06 2020-01-28 Delphi Technologies Ip Limited Switchable rocker arm and roller retainer thereof

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3674325A (en) * 1970-11-27 1972-07-04 Torrington Co Bearing
JPH06331003A (en) * 1993-05-24 1994-11-29 Koyo Seiko Co Ltd Cam follower
EP0978637A2 (en) * 1998-08-04 2000-02-09 Honda Giken Kogyo Kabushiki Kaisha Valve operating system for internal combustion engine
US20030037635A1 (en) * 2001-08-22 2003-02-27 Ntn Corporation Cam follower with roller
US20040045518A1 (en) * 2002-09-09 2004-03-11 Ntn Corporation Rocker arm
JP2009293392A (en) * 2008-06-02 2009-12-17 Ntn Corp Cam follower for rocker arm, and cam follower device

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2266077A (en) * 1938-10-03 1941-12-16 Henry A Roan Internal combustion engine
JPS5913369Y2 (en) * 1979-07-18 1984-04-20 日本精工株式会社 cylindrical roller bearing
US4468056A (en) * 1981-10-05 1984-08-28 The B. F. Goodrich Company Swivel
JPS6021505U (en) * 1983-07-22 1985-02-14 トヨタ自動車株式会社 Variable valve timing mechanism
EP0573674B1 (en) * 1992-01-07 1997-04-02 Mitsubishi Jidosha Kogyo Kabushiki Kaisha Roller rocker arm and process for manufacturing the same
US6502536B2 (en) * 2000-01-14 2003-01-07 Delphi Technologies, Inc. Method and apparatus for two-step cam profile switching
US6807932B2 (en) * 2001-11-22 2004-10-26 Ntn Corporation Rocker arm
US6532920B1 (en) 2002-02-08 2003-03-18 Ford Global Technologies, Inc. Multipositional lift rocker arm assembly
DE10228022B4 (en) * 2002-06-20 2009-04-23 Entec Consulting Gmbh Valve lifting device for stroke adjustment of the gas exchange valves of an internal combustion engine
DE10230108B4 (en) * 2002-07-04 2004-06-24 Meta Motoren- Und Energie-Technik Gmbh Device for adjusting the stroke of a valve actuated by a camshaft
DE10257705A1 (en) * 2002-12-11 2004-06-24 Ina-Schaeffler Kg Valve lever for valve train of internal combustion engine has outer lever enclosing inner lever with arms and swiveled away from it when decoupled
EP1687513B1 (en) * 2003-10-02 2010-12-22 Jesel, Inc. Double roller cam follower
JP4205009B2 (en) * 2004-04-14 2009-01-07 本田技研工業株式会社 Variable valve mechanism
EP2159437B1 (en) * 2004-08-02 2018-10-17 NTN Corporation Rolling bearing for rocker arm
US7421988B2 (en) * 2004-08-03 2008-09-09 Stefan Battlogg Positive-guidance apparatus for conversion of a rotary movement of a drive to a reciprocating movement of a part
DE102005039368B9 (en) * 2005-08-08 2007-11-08 Meta Motoren- Und Energie-Technik Gmbh Switchable valve actuation mechanism
DE102005053596A1 (en) * 2005-11-10 2007-05-16 Schaeffler Kg Switchable drag lever of a valve train of an internal combustion engine
DE102006018512A1 (en) 2006-04-21 2007-10-25 Schaeffler Kg Roller element for a pivotable machine part
DE102007037747B4 (en) * 2007-08-10 2022-06-15 Mercedes-Benz Group AG Internal combustion engine valve train switching device
US8109247B2 (en) * 2008-05-19 2012-02-07 GM Global Technology Operations LLC Wear resistant camshaft and follower material
JP2010151244A (en) * 2008-12-25 2010-07-08 Jtekt Corp Roller bearing

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3674325A (en) * 1970-11-27 1972-07-04 Torrington Co Bearing
JPH06331003A (en) * 1993-05-24 1994-11-29 Koyo Seiko Co Ltd Cam follower
EP0978637A2 (en) * 1998-08-04 2000-02-09 Honda Giken Kogyo Kabushiki Kaisha Valve operating system for internal combustion engine
US20030037635A1 (en) * 2001-08-22 2003-02-27 Ntn Corporation Cam follower with roller
US20040045518A1 (en) * 2002-09-09 2004-03-11 Ntn Corporation Rocker arm
JP2009293392A (en) * 2008-06-02 2009-12-17 Ntn Corp Cam follower for rocker arm, and cam follower device

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2011111418A1 *

Also Published As

Publication number Publication date
EP2546480A1 (en) 2013-01-16
US20120318216A1 (en) 2012-12-20
JP2011208631A (en) 2011-10-20
WO2011111418A1 (en) 2011-09-15
CN102292523A (en) 2011-12-21

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Legal Events

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Effective date: 20110223

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A4 Supplementary search report drawn up and despatched

Effective date: 20140527

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Ipc: F01L 1/18 20060101AFI20140521BHEP

18W Application withdrawn

Effective date: 20140521