IT1243483B - Dispositivo di comando valvolare con valvola magnetica per motori endotermici - Google Patents

Dispositivo di comando valvolare con valvola magnetica per motori endotermici

Info

Publication number
IT1243483B
IT1243483B IT02118190A IT2118190A IT1243483B IT 1243483 B IT1243483 B IT 1243483B IT 02118190 A IT02118190 A IT 02118190A IT 2118190 A IT2118190 A IT 2118190A IT 1243483 B IT1243483 B IT 1243483B
Authority
IT
Italy
Prior art keywords
endothermal
motors
control device
valve
magnetic valve
Prior art date
Application number
IT02118190A
Other languages
English (en)
Other versions
IT9021181A1 (it
IT9021181A0 (it
Inventor
Helmut Rembold
Original Assignee
Bosch Robert
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
Priority claimed from DE3929073A external-priority patent/DE3929073A1/de
Application filed by Bosch Robert filed Critical Bosch Robert
Publication of IT9021181A0 publication Critical patent/IT9021181A0/it
Publication of IT9021181A1 publication Critical patent/IT9021181A1/it
Application granted granted Critical
Publication of IT1243483B publication Critical patent/IT1243483B/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
    • 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
    • F01L9/12—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 with a liquid chamber between a piston actuated by a cam and a piston acting on a valve stem
    • F01L9/14—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 with a liquid chamber between a piston actuated by a cam and a piston acting on a valve stem the volume of the chamber being variable, e.g. for varying the lift or the timing of a valve
    • 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)
  • Valve Device For Special Equipments (AREA)
  • Valve-Gear Or Valve Arrangements (AREA)
  • Output Control And Ontrol Of Special Type Engine (AREA)
  • Magnetically Actuated Valves (AREA)
  • Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
IT02118190A 1989-09-01 1990-08-02 Dispositivo di comando valvolare con valvola magnetica per motori endotermici IT1243483B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3929073A DE3929073A1 (de) 1988-05-07 1989-09-01 Ventilsteuervorrichtung mit magnetventil fuer brennkraftmaschinen

Publications (3)

Publication Number Publication Date
IT9021181A0 IT9021181A0 (it) 1990-08-02
IT9021181A1 IT9021181A1 (it) 1992-02-02
IT1243483B true IT1243483B (it) 1994-06-15

Family

ID=6388438

Family Applications (1)

Application Number Title Priority Date Filing Date
IT02118190A IT1243483B (it) 1989-09-01 1990-08-02 Dispositivo di comando valvolare con valvola magnetica per motori endotermici

Country Status (3)

Country Link
US (1) US4982706A (it)
JP (1) JPH0392522A (it)
IT (1) IT1243483B (it)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3929072A1 (de) * 1989-09-01 1991-03-07 Bosch Gmbh Robert Ventilsteuervorrichtung mit magnetventil fuer brennkraftmaschinen
US5451029A (en) * 1992-06-05 1995-09-19 Volkswagen Ag Variable valve control arrangement
US5216988A (en) * 1992-10-15 1993-06-08 Siemens Automotive L.P. Dual bucket hydraulic actuator
US5647318A (en) 1994-07-29 1997-07-15 Caterpillar Inc. Engine compression braking apparatus and method
US5540201A (en) 1994-07-29 1996-07-30 Caterpillar Inc. Engine compression braking apparatus and method
US5526784A (en) 1994-08-04 1996-06-18 Caterpillar Inc. Simultaneous exhaust valve opening braking system
US5996550A (en) * 1997-07-14 1999-12-07 Diesel Engine Retarders, Inc. Applied lost motion for optimization of fixed timed engine brake system
ITTO20010660A1 (it) * 2001-07-06 2003-01-06 Fiat Ricerche Motore diesel pluricilindrico con azionamento variabile delle valvole.
EP1998816B1 (en) * 2006-03-06 2016-05-11 American Sterilizer Company A container for holding items to be microbially deactivated in a reprocessor
EP2204566B1 (en) * 2008-12-29 2011-06-29 Fiat Group Automobiles S.p.A. Adaptive control system of the air-fuel ratio of an internal combustione engine with a variable valve timing system
CN104234843B (zh) * 2014-09-23 2017-06-13 何权 一种电控气门及其控制系统
JP6517324B2 (ja) * 2015-08-03 2019-05-22 日鍛バルブ株式会社 エンジンバルブの軸接部の探傷検査方法および装置
US10233795B2 (en) * 2017-02-15 2019-03-19 Schaeffler Technologies AG & Co. KG Bypass valve for pressure oscillation control
DE102017005069A1 (de) 2017-05-22 2018-11-22 Bernd Niethammer Einrichtung zur Verstellung des Hubes eines Ventils von Verbrennungsmotoren

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH503892A (de) * 1969-08-30 1971-02-28 Bosch Gmbh Robert Steuerung von Ein- und Auslassventilen von Brennkraftmaschinen durch Flüssigkeit
DE3135650A1 (de) * 1981-09-09 1983-03-17 Robert Bosch Gmbh, 7000 Stuttgart "ventilsteuerung fuer hubkolben-brennkraftmaschinen mit mechanisch-hydraulischen bewegungsuebertragungsmitteln"
JPH0612058B2 (ja) * 1984-12-27 1994-02-16 トヨタ自動車株式会社 可変バルブタイミング・リフト装置
DE3511820A1 (de) * 1985-03-30 1986-10-02 Robert Bosch Gmbh, 7000 Stuttgart Ventilsteuervorrichtung fuer eine hubkolben-brennkraftmaschine
DE3532549A1 (de) * 1985-09-12 1987-03-19 Bosch Gmbh Robert Ventilsteuervorrichtung
US4716863A (en) * 1985-11-15 1988-01-05 Pruzan Daniel A Internal combustion engine valve actuation system
DE3815668A1 (de) * 1988-05-07 1989-11-16 Bosch Gmbh Robert Ventilsteuervorrichtung mit magnetventil fuer brennkraftmaschinen

Also Published As

Publication number Publication date
JPH0392522A (ja) 1991-04-17
US4982706A (en) 1991-01-08
IT9021181A1 (it) 1992-02-02
IT9021181A0 (it) 1990-08-02

Similar Documents

Publication Publication Date Title
GB8722866D0 (en) Magnetic valve controlled injection device
DE69020662T2 (de) Magnetkopfpositionierungsregelungssystem.
DE69206872D1 (de) Magnetische Antriebsvorrichtung
DE3686497D1 (de) Inverse kontrolleinrichtung.
DE68923040D1 (de) Magnetventil.
IT1243483B (it) Dispositivo di comando valvolare con valvola magnetica per motori endotermici
IT8940040A0 (it) Attuatore per valvole sottomarine
KR900015069A (ko) 자기 헤드 장치
DE3582949D1 (de) Magnetkopf-positioniergeraet.
IT1187979B (it) Dispositivo attuatore a comando magnetico
DE3891385T1 (de) Supraleitende magnetvorrichtung
BR9307079A (pt) Aparelho terapéutico magnético
GB2227372B (en) Magnetic device
DK164137C (da) Magnetventil
DE69026556D1 (de) Magnetkopfvorrichtung
DE68920322T2 (de) Magnetkopf-positioniereinrichtung.
DE69318861T2 (de) Ventiltriebvorrichtung
IT1205781B (it) Sistema di valvole per macchine e motori alternativi
DE69309084D1 (de) Ventilantriebsvorrichtung
NZ217531A (en) Magnetic compass-corrector magnets adjustable without moving the compass unit
KR900009018U (ko) 코일 장치
KR900010737U (ko) 코일장치
IT1220598B (it) Camma tridimensionale per il comando di valvole che non si affacciano all'interno di motori endotermici alternativi
IT1187796B (it) Dispositivo di comando per valvole
IT8534894V0 (it) Dispositivo di comando per valvole

Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970828