EP1861591A2 - Rocker lever using cold forming and welding - Google Patents
Rocker lever using cold forming and weldingInfo
- Publication number
- EP1861591A2 EP1861591A2 EP06719505A EP06719505A EP1861591A2 EP 1861591 A2 EP1861591 A2 EP 1861591A2 EP 06719505 A EP06719505 A EP 06719505A EP 06719505 A EP06719505 A EP 06719505A EP 1861591 A2 EP1861591 A2 EP 1861591A2
- Authority
- EP
- European Patent Office
- Prior art keywords
- metal blank
- valve lever
- assembly
- welding
- forming
- 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- Withdrawn
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
- F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
- F01L1/02—Valve drive
- F01L1/04—Valve drive by means of cams, camshafts, cam discs, eccentrics or the like
- F01L1/08—Shape of cams
-
- 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
- F01L1/20—Adjusting or compensating clearance
- F01L1/22—Adjusting or compensating clearance automatically, e.g. mechanically
- F01L1/24—Adjusting or compensating clearance automatically, e.g. mechanically by fluid means, e.g. hydraulically
- F01L1/245—Hydraulic tappets
- F01L1/25—Hydraulic tappets between cam and valve stem
-
- 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
- F01L3/00—Lift-valve, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces; Parts or accessories thereof
- F01L3/20—Shapes or constructions of valve members, not provided for in preceding subgroups of this group
-
- 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
- F01L1/14—Tappets; Push rods
- F01L1/146—Push-rods
-
- 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
- F01L1/20—Adjusting or compensating clearance
- F01L1/22—Adjusting or compensating clearance automatically, e.g. mechanically
- F01L1/24—Adjusting or compensating clearance automatically, e.g. mechanically by fluid means, e.g. hydraulically
- F01L2001/2427—Adjusting or compensating clearance automatically, e.g. mechanically by fluid means, e.g. hydraulically by means of an hydraulic adjusting device located between cam and push rod
-
- 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
- F01L2303/00—Manufacturing of components used in valve arrangements
-
- 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
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49229—Prime mover or fluid pump making
- Y10T29/49231—I.C. [internal combustion] engine making
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/063,915 US20060185636A1 (en) | 2005-02-23 | 2005-02-23 | Manufacturing a rocker lever using cold forming and welding |
PCT/US2006/002666 WO2006091317A2 (en) | 2005-02-23 | 2006-01-25 | Rocker lever using cold forming and welding |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1861591A2 true EP1861591A2 (en) | 2007-12-05 |
EP1861591A4 EP1861591A4 (en) | 2008-10-22 |
Family
ID=36911309
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP06719505A Withdrawn EP1861591A4 (en) | 2005-02-23 | 2006-01-25 | Rocker lever using cold forming and welding |
Country Status (5)
Country | Link |
---|---|
US (2) | US20060185636A1 (en) |
EP (1) | EP1861591A4 (en) |
KR (1) | KR20070110108A (en) |
CN (1) | CN101163864A (en) |
WO (1) | WO2006091317A2 (en) |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA2227124A1 (en) * | 1998-03-27 | 1999-09-27 | Nicholas M. Ottlyk | Attain's 2 new valve trains, or "a-2nvt" |
US6138625A (en) * | 1998-03-17 | 2000-10-31 | Garrison; John Michael | Compact head assembly for internal combustion engine |
DE10014320A1 (en) * | 1999-04-07 | 2000-11-16 | Caterpillar Inc | Engine braking unit operated from the valve rocker unit for an IC propelled vehicle |
US6155222A (en) * | 1999-02-16 | 2000-12-05 | Kubota Corporation | Overhead valve engine |
US6173689B1 (en) * | 1998-10-12 | 2001-01-16 | Yamaha Hatsudoki Kabushiki Kaisha | Lubrication arrangement for engine valve actuation |
EP1318277A2 (en) * | 2001-12-07 | 2003-06-11 | Honda Giken Kogyo Kabushiki Kaisha | OHV engine |
EP1387080A1 (en) * | 2002-07-31 | 2004-02-04 | Honda Giken Kogyo Kabushiki Kaisha | Air fuel injection engine |
US6973903B2 (en) * | 2003-08-22 | 2005-12-13 | Briggs & Stratton Corporation | Valve-operating lever |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2345822A (en) * | 1941-08-21 | 1944-04-04 | James M Leake | Rocker arm |
US5611135A (en) * | 1995-03-21 | 1997-03-18 | Dana Corporation | Method of making a tube yoke for drive line assembly |
US5887474A (en) * | 1997-03-20 | 1999-03-30 | E & E Manufacturing Company, Inc. | Method for manufacturing a rocker arm |
US6199527B1 (en) * | 1998-03-12 | 2001-03-13 | Nsk Ltd. | Sheet metal rocker arm, manufacturing method thereof, cam follower with said rocker arm, and assembling method thereof |
US6705264B2 (en) * | 1998-12-24 | 2004-03-16 | Yamaha Marine Kabushiki Kaisha | Valve control for outboard motor engine |
US6230676B1 (en) * | 1999-04-23 | 2001-05-15 | Toledo Technologies Inc. | Interchangeable rocker arm assembly |
JP4186203B2 (en) * | 1999-05-31 | 2008-11-26 | 株式会社ジェイテクト | ROCKER ARM AND ROCKER ARM BODY MANUFACTURING METHOD |
KR20010078743A (en) * | 1999-08-18 | 2001-08-21 | 타카미츄 무토 | Method of producing rocker arm and rocker arm body |
US6615635B2 (en) * | 2000-06-20 | 2003-09-09 | Ina Walzlager Schaeffler Ohg | Method of making a lever-type cam follower, and lever-type cam follower |
US6417659B1 (en) * | 2000-08-15 | 2002-07-09 | Systems Material Handling Co. | Electronic circuit for tuning vibratory transducers |
JP3484406B2 (en) * | 2000-09-21 | 2004-01-06 | 川崎重工業株式会社 | Rocker arm support structure |
US6612199B2 (en) * | 2001-01-19 | 2003-09-02 | E & E Manufacturing Company, Inc. | Rocker arm assembly |
EP1357257B1 (en) * | 2002-04-22 | 2010-05-05 | Schaeffler KG | Rocker arm made of sheet metal |
JP2004025240A (en) * | 2002-06-26 | 2004-01-29 | Koyo Seiko Co Ltd | Rocker arm and its production method |
JP3934491B2 (en) * | 2002-06-26 | 2007-06-20 | 株式会社ジェイテクト | Rocker arm and manufacturing method thereof |
EP1637705A4 (en) * | 2003-06-06 | 2009-11-04 | Nsk Ltd | Rocker arm and method of producing the arm |
-
2005
- 2005-02-23 US US11/063,915 patent/US20060185636A1/en not_active Abandoned
-
2006
- 2006-01-25 CN CNA200680013665XA patent/CN101163864A/en active Pending
- 2006-01-25 KR KR1020077022079A patent/KR20070110108A/en not_active Application Discontinuation
- 2006-01-25 WO PCT/US2006/002666 patent/WO2006091317A2/en active Application Filing
- 2006-01-25 EP EP06719505A patent/EP1861591A4/en not_active Withdrawn
- 2006-10-10 US US11/545,311 patent/US20070039174A1/en not_active Abandoned
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6138625A (en) * | 1998-03-17 | 2000-10-31 | Garrison; John Michael | Compact head assembly for internal combustion engine |
CA2227124A1 (en) * | 1998-03-27 | 1999-09-27 | Nicholas M. Ottlyk | Attain's 2 new valve trains, or "a-2nvt" |
US6173689B1 (en) * | 1998-10-12 | 2001-01-16 | Yamaha Hatsudoki Kabushiki Kaisha | Lubrication arrangement for engine valve actuation |
US6155222A (en) * | 1999-02-16 | 2000-12-05 | Kubota Corporation | Overhead valve engine |
DE10014320A1 (en) * | 1999-04-07 | 2000-11-16 | Caterpillar Inc | Engine braking unit operated from the valve rocker unit for an IC propelled vehicle |
EP1318277A2 (en) * | 2001-12-07 | 2003-06-11 | Honda Giken Kogyo Kabushiki Kaisha | OHV engine |
EP1387080A1 (en) * | 2002-07-31 | 2004-02-04 | Honda Giken Kogyo Kabushiki Kaisha | Air fuel injection engine |
US6973903B2 (en) * | 2003-08-22 | 2005-12-13 | Briggs & Stratton Corporation | Valve-operating lever |
Non-Patent Citations (1)
Title |
---|
See also references of WO2006091317A2 * |
Also Published As
Publication number | Publication date |
---|---|
WO2006091317A3 (en) | 2006-12-21 |
US20060185636A1 (en) | 2006-08-24 |
US20070039174A1 (en) | 2007-02-22 |
KR20070110108A (en) | 2007-11-15 |
WO2006091317A2 (en) | 2006-08-31 |
CN101163864A (en) | 2008-04-16 |
EP1861591A4 (en) | 2008-10-22 |
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Legal Events
Date | Code | Title | Description |
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PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
17P | Request for examination filed |
Effective date: 20070924 |
|
AK | Designated contracting states |
Kind code of ref document: A2 Designated state(s): DE |
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RBV | Designated contracting states (corrected) |
Designated state(s): DE FR GB IT |
|
RBV | Designated contracting states (corrected) |
Designated state(s): AT BE BG DE FR GB IT |
|
DAX | Request for extension of the european patent (deleted) | ||
RBV | Designated contracting states (corrected) |
Designated state(s): AT BE BG DE FR GB IT |
|
RBV | Designated contracting states (corrected) |
Designated state(s): DE FR GB IT |
|
A4 | Supplementary search report drawn up and despatched |
Effective date: 20080919 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 20100803 |