IT1088580B - Dispositivo di frenatura per una macchina a combustione interna a pistoni a quattro tempi - Google Patents

Dispositivo di frenatura per una macchina a combustione interna a pistoni a quattro tempi

Info

Publication number
IT1088580B
IT1088580B IT30322/77A IT3032277A IT1088580B IT 1088580 B IT1088580 B IT 1088580B IT 30322/77 A IT30322/77 A IT 30322/77A IT 3032277 A IT3032277 A IT 3032277A IT 1088580 B IT1088580 B IT 1088580B
Authority
IT
Italy
Prior art keywords
braking device
stroke internal
internal piston
combustion machine
piston combustion
Prior art date
Application number
IT30322/77A
Other languages
English (en)
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
Application granted granted Critical
Publication of IT1088580B publication Critical patent/IT1088580B/it

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
    • F01L13/00—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations
    • F01L13/06—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for braking
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B75/00—Other engines
    • F02B75/02—Engines characterised by their cycles, e.g. six-stroke
    • F02B2075/022—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle
    • F02B2075/027—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle four
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B75/00—Other engines
    • F02B75/16—Engines characterised by number of cylinders, e.g. single-cylinder engines
    • F02B75/18—Multi-cylinder engines
    • F02B2075/1804—Number of cylinders
    • F02B2075/184—Number of cylinders ten

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Valve Device For Special Equipments (AREA)
  • Output Control And Ontrol Of Special Type Engine (AREA)
  • Hydraulic Motors (AREA)
IT30322/77A 1976-12-24 1977-12-02 Dispositivo di frenatura per una macchina a combustione interna a pistoni a quattro tempi IT1088580B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19762658927 DE2658927A1 (de) 1976-12-24 1976-12-24 Bremseinrichtung fuer viertakt-hubkolbenbrennkraftmaschinen

Publications (1)

Publication Number Publication Date
IT1088580B true IT1088580B (it) 1985-06-10

Family

ID=5996690

Family Applications (1)

Application Number Title Priority Date Filing Date
IT30322/77A IT1088580B (it) 1976-12-24 1977-12-02 Dispositivo di frenatura per una macchina a combustione interna a pistoni a quattro tempi

Country Status (12)

Country Link
US (1) US4174687A (it)
JP (1) JPS5381812A (it)
AT (1) AT382209B (it)
CH (1) CH625016A5 (it)
DD (1) DD132987A1 (it)
DE (1) DE2658927A1 (it)
FR (1) FR2375447A1 (it)
GB (1) GB1552888A (it)
IT (1) IT1088580B (it)
RO (1) RO74841A (it)
SE (1) SE426969B (it)
TR (1) TR19589A (it)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4333430A (en) * 1979-06-15 1982-06-08 Rosquist Von D Engine brake
JPS5722250U (it) * 1980-07-11 1982-02-04
JPS5724431A (en) * 1980-07-17 1982-02-09 Hino Motors Ltd Engine brake device for 4-cycle internal combustion engine
US4572114A (en) * 1984-06-01 1986-02-25 The Jacobs Manufacturing Company Process and apparatus for compression release engine retarding producing two compression release events per cylinder per engine cycle
US4592319A (en) * 1985-08-09 1986-06-03 The Jacobs Manufacturing Company Engine retarding method and apparatus
US4791895A (en) * 1985-09-26 1988-12-20 Interatom Gmbh Electro-magnetic-hydraulic valve drive for internal combustion engines
US4664070A (en) * 1985-12-18 1987-05-12 The Jacobs Manufacturing Company Hydro-mechanical overhead for internal combustion engine
AT410124B (de) * 1989-05-24 2003-02-25 Avl Verbrennungskraft Messtech Vorrichtung zur steuerung des hubes eines hydraulisch betätigbaren ventiles
DE4227927C2 (de) * 1992-08-22 1995-02-23 Man Nutzfahrzeuge Ag Mechanismus zum Umschalten einer Brennkraftmaschine von einer Betriebsart auf eine andere Betriebsart
JPH06272522A (ja) * 1993-01-21 1994-09-27 Nippon Soken Inc 弁駆動装置
US5347968A (en) * 1993-05-24 1994-09-20 Caterpillar Inc. Integral air compression system
US5540201A (en) * 1994-07-29 1996-07-30 Caterpillar Inc. Engine compression braking apparatus and method
US5647318A (en) * 1994-07-29 1997-07-15 Caterpillar Inc. Engine compression braking apparatus and method
US5526784A (en) * 1994-08-04 1996-06-18 Caterpillar Inc. Simultaneous exhaust valve opening braking system
US5572961A (en) * 1995-04-05 1996-11-12 Ford Motor Company Balancing valve motion in an electrohydraulic camless valvetrain
US6644271B1 (en) 2002-10-30 2003-11-11 Caterpillar Inc Engine braking system
US6755162B1 (en) * 2003-03-31 2004-06-29 General Motors Corporation Distributed accumulator for hydraulic camless valve actuation system
DE102009058171A1 (de) * 2009-12-15 2011-06-16 Benteler Automobiltechnik Gmbh Hydraulisch betätigte Abgasklappe
JP2013100763A (ja) 2011-11-08 2013-05-23 Suzuki Motor Corp ４サイクルエンジン
US9863293B2 (en) 2012-08-01 2018-01-09 GM Global Technology Operations LLC Variable valve actuation system including an accumulator and a method for controlling the variable valve actuation system
EP2801706B1 (en) 2013-05-09 2016-06-15 C.R.F. Società Consortile per Azioni Internal combustion engine, with a system for variable actuation of the intake valves provided with a three-way electric valve having three levels of supplying current, and method for controlling this engine

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1696984A (en) * 1926-11-08 1929-01-01 Trbojevich Nikola Fluid-operated valve
US1903328A (en) * 1927-04-01 1933-04-04 Noble Warren Hydraulic valve gear
FR1269428A (fr) * 1960-08-18 1961-08-11 Système d'entraînement et de freinage pour véhicules
US3220392A (en) * 1962-06-04 1965-11-30 Clessie L Cummins Vehicle engine braking and fuel control system
US3534718A (en) * 1968-04-01 1970-10-20 Carl Pasquin Rotatable valve for controlling hydraulic operation of poppet valves

Also Published As

Publication number Publication date
AT382209B (de) 1987-01-26
SE426969B (sv) 1983-02-21
SE7714700L (sv) 1978-06-25
ATA775977A (de) 1986-06-15
GB1552888A (en) 1979-09-19
CH625016A5 (it) 1981-08-31
TR19589A (tr) 1979-09-01
RO74841A (ro) 1980-10-30
DD132987A1 (de) 1978-11-22
DE2658927A1 (de) 1978-07-06
FR2375447A1 (fr) 1978-07-21
US4174687A (en) 1979-11-20
JPS5381812A (en) 1978-07-19

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