DE19919245A1 - Ventiltrieb einer Brennkraftmaschine - Google Patents
Ventiltrieb einer BrennkraftmaschineInfo
- Publication number
- DE19919245A1 DE19919245A1 DE19919245A DE19919245A DE19919245A1 DE 19919245 A1 DE19919245 A1 DE 19919245A1 DE 19919245 A DE19919245 A DE 19919245A DE 19919245 A DE19919245 A DE 19919245A DE 19919245 A1 DE19919245 A1 DE 19919245A1
- Authority
- DE
- Germany
- Prior art keywords
- pressure
- inner part
- valve
- hydraulic
- valve train
- 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.)
- Granted
Links
- 230000006835 compression Effects 0.000 title abstract description 7
- 238000007906 compression Methods 0.000 title abstract description 7
- 239000012530 fluid Substances 0.000 claims description 13
- 238000002485 combustion reaction Methods 0.000 claims description 9
- 230000008878 coupling Effects 0.000 claims description 6
- 238000010168 coupling process Methods 0.000 claims description 6
- 238000005859 coupling reaction Methods 0.000 claims description 6
- 239000000314 lubricant Substances 0.000 claims description 4
- 230000036316 preload Effects 0.000 claims description 3
- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- 238000005507 spraying Methods 0.000 claims 2
- 230000000694 effects Effects 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000002537 cosmetic Substances 0.000 description 1
- 239000007822 coupling agent Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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
- F01L13/00—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations
- F01L13/0005—Deactivating valves
-
- 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
-
- 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
- F01L1/12—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
- F01L1/20—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
- F01L1/255—Hydraulic tappets between cam and rocker arm
-
- 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
- F01L13/00—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations
- F01L13/0015—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for optimising engine performances by modifying valve lift according to various working parameters, e.g. rotational speed, load, torque
- F01L13/0031—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for optimising engine performances by modifying valve lift according to various working parameters, e.g. rotational speed, load, torque by modification of tappet or pushrod length
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Valve-Gear Or Valve Arrangements (AREA)
- Valve Device For Special Equipments (AREA)
Abstract
Description
Claims (7)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE1999119245 DE19919245B4 (de) | 1999-04-28 | 1999-04-28 | Ventiltrieb einer Brennkraftmaschine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE1999119245 DE19919245B4 (de) | 1999-04-28 | 1999-04-28 | Ventiltrieb einer Brennkraftmaschine |
Publications (2)
Publication Number | Publication Date |
---|---|
DE19919245A1 true DE19919245A1 (de) | 2000-11-02 |
DE19919245B4 DE19919245B4 (de) | 2015-05-13 |
Family
ID=7906115
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE1999119245 Expired - Lifetime DE19919245B4 (de) | 1999-04-28 | 1999-04-28 | Ventiltrieb einer Brennkraftmaschine |
Country Status (1)
Country | Link |
---|---|
DE (1) | DE19919245B4 (de) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6997154B2 (en) | 2002-02-06 | 2006-02-14 | Ina-Schaeffler Kg | Switch element |
US7077090B2 (en) | 2004-04-21 | 2006-07-18 | Ina-Schaeffler Kg | Valve train with hydraulic lash adjustment |
US8161929B2 (en) | 2007-11-21 | 2012-04-24 | Schaeffler Kg | Switchable tappet |
USRE44864E1 (en) | 2001-09-19 | 2014-04-29 | Ina Schaeffler Kg | Switching element for a valve train of an internal combustion engine |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1991012413A1 (en) * | 1990-02-16 | 1991-08-22 | Group Lotus Plc | Valve control means |
DE4213147A1 (de) * | 1991-05-03 | 1992-11-05 | Volkswagen Ag | Variabler ventiltrieb fuer ein hubventil mit zwei durch unterschiedliche nocken betaetigbaren stoesseln |
DE9319435U1 (de) * | 1993-12-17 | 1994-02-10 | INA Wälzlager Schaeffler KG, 91074 Herzogenaurach | Schaltbares Abstützelement |
US5398648A (en) * | 1993-01-28 | 1995-03-21 | General Motors Corporation | Compact valve lifters |
DE19712668C1 (de) * | 1997-03-26 | 1998-05-07 | Daimler Benz Ag | Ventilantrieb für Gaswechselventile von Brennkraftmaschinen |
-
1999
- 1999-04-28 DE DE1999119245 patent/DE19919245B4/de not_active Expired - Lifetime
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1991012413A1 (en) * | 1990-02-16 | 1991-08-22 | Group Lotus Plc | Valve control means |
DE4213147A1 (de) * | 1991-05-03 | 1992-11-05 | Volkswagen Ag | Variabler ventiltrieb fuer ein hubventil mit zwei durch unterschiedliche nocken betaetigbaren stoesseln |
US5398648A (en) * | 1993-01-28 | 1995-03-21 | General Motors Corporation | Compact valve lifters |
DE9319435U1 (de) * | 1993-12-17 | 1994-02-10 | INA Wälzlager Schaeffler KG, 91074 Herzogenaurach | Schaltbares Abstützelement |
DE19712668C1 (de) * | 1997-03-26 | 1998-05-07 | Daimler Benz Ag | Ventilantrieb für Gaswechselventile von Brennkraftmaschinen |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
USRE44864E1 (en) | 2001-09-19 | 2014-04-29 | Ina Schaeffler Kg | Switching element for a valve train of an internal combustion engine |
US6997154B2 (en) | 2002-02-06 | 2006-02-14 | Ina-Schaeffler Kg | Switch element |
US7077090B2 (en) | 2004-04-21 | 2006-07-18 | Ina-Schaeffler Kg | Valve train with hydraulic lash adjustment |
US8161929B2 (en) | 2007-11-21 | 2012-04-24 | Schaeffler Kg | Switchable tappet |
Also Published As
Publication number | Publication date |
---|---|
DE19919245B4 (de) | 2015-05-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
OM8 | Search report available as to paragraph 43 lit. 1 sentence 1 patent law | ||
8127 | New person/name/address of the applicant |
Owner name: INA-SCHAEFFLER KG, 91074 HERZOGENAURACH, DE |
|
8110 | Request for examination paragraph 44 | ||
8127 | New person/name/address of the applicant |
Owner name: SCHAEFFLER KG, 91074 HERZOGENAURACH, DE |
|
8120 | Willingness to grant licences paragraph 23 | ||
8127 | New person/name/address of the applicant |
Owner name: SCHAEFFLER TECHNOLOGIES GMBH & CO. KG, 91074 H, DE |
|
R081 | Change of applicant/patentee |
Owner name: SCHAEFFLER TECHNOLOGIES AG & CO. KG, DE Free format text: FORMER OWNER: SCHAEFFLER TECHNOLOGIES GMBH & CO. KG, 91074 HERZOGENAURACH, DE Effective date: 20120828 Owner name: SCHAEFFLER TECHNOLOGIES GMBH & CO. KG, DE Free format text: FORMER OWNER: SCHAEFFLER TECHNOLOGIES GMBH & CO. KG, 91074 HERZOGENAURACH, DE Effective date: 20120828 |
|
R081 | Change of applicant/patentee |
Owner name: SCHAEFFLER TECHNOLOGIES GMBH & CO. KG, DE Free format text: FORMER OWNER: SCHAEFFLER TECHNOLOGIES AG & CO. KG, 91074 HERZOGENAURACH, DE Effective date: 20140213 Owner name: SCHAEFFLER TECHNOLOGIES AG & CO. KG, DE Free format text: FORMER OWNER: SCHAEFFLER TECHNOLOGIES AG & CO. KG, 91074 HERZOGENAURACH, DE Effective date: 20140213 |
|
R016 | Response to examination communication | ||
R018 | Grant decision by examination section/examining division | ||
R081 | Change of applicant/patentee |
Owner name: SCHAEFFLER TECHNOLOGIES AG & CO. KG, DE Free format text: FORMER OWNER: SCHAEFFLER TECHNOLOGIES GMBH & CO. KG, 91074 HERZOGENAURACH, DE Effective date: 20150210 |
|
R020 | Patent grant now final | ||
R071 | Expiry of right |