IT8220026A0 - HYDRAULIC DEVICE FOR ACTIVATING VALVES FOR GAS EXCHANGE. - Google Patents

HYDRAULIC DEVICE FOR ACTIVATING VALVES FOR GAS EXCHANGE.

Info

Publication number
IT8220026A0
IT8220026A0 IT8220026A IT2002682A IT8220026A0 IT 8220026 A0 IT8220026 A0 IT 8220026A0 IT 8220026 A IT8220026 A IT 8220026A IT 2002682 A IT2002682 A IT 2002682A IT 8220026 A0 IT8220026 A0 IT 8220026A0
Authority
IT
Italy
Prior art keywords
hydraulic device
gas exchange
activating valves
activating
valves
Prior art date
Application number
IT8220026A
Other languages
Italian (it)
Inventor
Hans Juergen Zuerner
Wolfgang Fuhrmann
Original Assignee
Maschf Augsburg Nuernberg Ag
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 Maschf Augsburg Nuernberg Ag filed Critical Maschf Augsburg Nuernberg Ag
Publication of IT8220026A0 publication Critical patent/IT8220026A0/en

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
    • F01L9/00—Valve-gear or valve arrangements actuated non-mechanically
    • F01L9/10—Valve-gear or valve arrangements actuated non-mechanically by fluid means, e.g. hydraulic
    • F01L9/11—Valve-gear or valve arrangements actuated non-mechanically by fluid means, e.g. hydraulic in which the action of a cam is being transmitted to a valve by a liquid column
    • 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
    • F01L1/34—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift
    • F01L1/344—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift changing the angular relationship between crankshaft and camshaft, e.g. using helicoidal gear
    • F01L1/3442—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift changing the angular relationship between crankshaft and camshaft, e.g. using helicoidal gear using hydraulic chambers with variable volume to transmit the rotating force
    • F01L2001/34423—Details relating to the hydraulic feeding circuit
    • F01L2001/34446—Fluid accumulators for the feeding circuit

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanically-Actuated Valves (AREA)
  • Valve Device For Special Equipments (AREA)
  • Compressor (AREA)
  • Valve-Gear Or Valve Arrangements (AREA)
  • Control Of Transmission Device (AREA)
IT8220026A 1981-04-16 1982-03-09 HYDRAULIC DEVICE FOR ACTIVATING VALVES FOR GAS EXCHANGE. IT8220026A0 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19813115422 DE3115422A1 (en) 1981-04-16 1981-04-16 HYDRAULIC DEVICE FOR ACTUATING GAS EXCHANGE VALVES

Publications (1)

Publication Number Publication Date
IT8220026A0 true IT8220026A0 (en) 1982-03-09

Family

ID=6130291

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8220026A IT8220026A0 (en) 1981-04-16 1982-03-09 HYDRAULIC DEVICE FOR ACTIVATING VALVES FOR GAS EXCHANGE.

Country Status (7)

Country Link
JP (1) JPS57181910A (en)
DD (1) DD207398A1 (en)
DE (1) DE3115422A1 (en)
FR (1) FR2504188A1 (en)
GB (1) GB2097084A (en)
IT (1) IT8220026A0 (en)
SE (1) SE8202383L (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1988002059A1 (en) * 1986-09-09 1988-03-24 Wride, Marlene, Alfreda Variable lift cam follower
US4887562A (en) * 1988-09-28 1989-12-19 Siemens-Bendix Automotive Electronics L.P. Modular, self-contained hydraulic valve timing systems for internal combustion engines
DE3920931A1 (en) * 1989-06-27 1991-01-03 Fev Motorentech Gmbh & Co Kg ELECTROMAGNETIC OPERATING DEVICE
DE102013113815A1 (en) * 2013-12-11 2015-06-11 Pierburg Gmbh Transmission arrangement for a mechanically controllable valve train

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE369394C (en) * 1921-06-07 1923-02-19 Maybach Motorenbau G M B H Control of valves, in particular injection valves for constant pressure motors
GB213894A (en) * 1923-04-05 1924-09-18 Henry Farman Improvements relating to the regulation of internal-combustion engines for aircraft
DE2363891A1 (en) * 1973-07-13 1975-06-26 Daimler Benz Ag Valve control system for ic engine - valve rod is controlled by action of lever on adjustable curved surface
DE2337885A1 (en) * 1973-07-26 1975-02-06 Daimler Benz Ag Adjusting device for I.C. engine valves - using stop, regulated by pressure medium piston, to adjust valve lift
DE2448311B2 (en) * 1974-10-10 1978-03-23 Maschinenfabrik Augsburg-Nuernberg Ag, 8500 Nuernberg Adjustable hydraulic valve control for reciprocating piston engines or machines
DE2840445C2 (en) * 1978-09-16 1984-10-04 M.A.N. Maschinenfabrik Augsburg-Nürnberg AG, 8500 Nürnberg Hydraulic device for operating a gas exchange valve for internal combustion engines

Also Published As

Publication number Publication date
GB2097084A (en) 1982-10-27
SE8202383L (en) 1982-10-17
DE3115422A1 (en) 1982-11-11
DE3115422C2 (en) 1989-12-14
JPS57181910A (en) 1982-11-09
FR2504188A1 (en) 1982-10-22
DD207398A1 (en) 1984-02-29

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