EP1624161A1 - Dispositif permettant de transformer un mouvement rotatif en un mouvement de va et vient - Google Patents

Dispositif permettant de transformer un mouvement rotatif en un mouvement de va et vient Download PDF

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Publication number
EP1624161A1
EP1624161A1 EP04018342A EP04018342A EP1624161A1 EP 1624161 A1 EP1624161 A1 EP 1624161A1 EP 04018342 A EP04018342 A EP 04018342A EP 04018342 A EP04018342 A EP 04018342A EP 1624161 A1 EP1624161 A1 EP 1624161A1
Authority
EP
European Patent Office
Prior art keywords
cam
driver
enclosing element
enclosing
valve
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Withdrawn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
EP04018342A
Other languages
German (de)
English (en)
Inventor
Stefan Battlogg
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to EP04018342A priority Critical patent/EP1624161A1/fr
Priority to EP20050000881 priority patent/EP1624160A2/fr
Priority to US11/196,673 priority patent/US7421988B2/en
Publication of EP1624161A1 publication Critical patent/EP1624161A1/fr
Withdrawn legal-status Critical Current

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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
    • F01L13/0015—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
    • F01L13/0057—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 splittable or deformable 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
    • F01L1/12—Transmitting gear between valve drive and valve
    • F01L1/18—Rocking arms or levers
    • F01L1/185—Overhead end-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
    • F01L1/30—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of positively opened and closed valves, i.e. desmodromic 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
    • F01L1/02—Valve drive
    • F01L1/04—Valve drive by means of cams, camshafts, cam discs, eccentrics or the like
    • F01L1/047—Camshafts
    • F01L2001/0475—Hollow camshafts

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Valve-Gear Or Valve Arrangements (AREA)
EP04018342A 2004-08-03 2004-08-03 Dispositif permettant de transformer un mouvement rotatif en un mouvement de va et vient Withdrawn EP1624161A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
EP04018342A EP1624161A1 (fr) 2004-08-03 2004-08-03 Dispositif permettant de transformer un mouvement rotatif en un mouvement de va et vient
EP20050000881 EP1624160A2 (fr) 2004-08-03 2005-01-18 Guidage forcé pour convertir un mouvement rotatif en mouvement va-et-vient d'une pièce
US11/196,673 US7421988B2 (en) 2004-08-03 2005-08-03 Positive-guidance apparatus for conversion of a rotary movement of a drive to a reciprocating movement of a part

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP04018342A EP1624161A1 (fr) 2004-08-03 2004-08-03 Dispositif permettant de transformer un mouvement rotatif en un mouvement de va et vient

Publications (1)

Publication Number Publication Date
EP1624161A1 true EP1624161A1 (fr) 2006-02-08

Family

ID=34926039

Family Applications (1)

Application Number Title Priority Date Filing Date
EP04018342A Withdrawn EP1624161A1 (fr) 2004-08-03 2004-08-03 Dispositif permettant de transformer un mouvement rotatif en un mouvement de va et vient

Country Status (1)

Country Link
EP (1) EP1624161A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8622039B2 (en) 2010-12-22 2014-01-07 James T. Dougherty Rockerless desmodromic valve system
US9366158B1 (en) 2010-12-22 2016-06-14 James T. Dougherty Unitary cam follower and valve preload spring for a desmodromic valve mechanism
CN106870051A (zh) * 2017-05-03 2017-06-20 北京汽车动力总成有限公司 一种气门总成及汽车

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1937152A (en) * 1930-12-23 1933-11-28 Junk Walter Positive valve control for internal combustion engines
DE3700715A1 (de) * 1986-01-22 1987-07-23 Volkswagen Ag Zwangssteuerung fuer ein ventil
WO2001012958A1 (fr) * 1999-08-12 2001-02-22 Stefan Battlogg Commande de soupape, en particulier pour moteurs a combustion interne de vehicules

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1937152A (en) * 1930-12-23 1933-11-28 Junk Walter Positive valve control for internal combustion engines
DE3700715A1 (de) * 1986-01-22 1987-07-23 Volkswagen Ag Zwangssteuerung fuer ein ventil
WO2001012958A1 (fr) * 1999-08-12 2001-02-22 Stefan Battlogg Commande de soupape, en particulier pour moteurs a combustion interne de vehicules

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8622039B2 (en) 2010-12-22 2014-01-07 James T. Dougherty Rockerless desmodromic valve system
US9366158B1 (en) 2010-12-22 2016-06-14 James T. Dougherty Unitary cam follower and valve preload spring for a desmodromic valve mechanism
US9488074B2 (en) 2010-12-22 2016-11-08 James T. Dougherty Rockerless desmodromic valve system
CN106870051A (zh) * 2017-05-03 2017-06-20 北京汽车动力总成有限公司 一种气门总成及汽车

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