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ES2158411T3 - PNEUMATIC CLOSURE SPRING FOR A GAS SELECTOR VALVE OF AN INTERNAL COMBUSTION ENGINE. - Google Patents

PNEUMATIC CLOSURE SPRING FOR A GAS SELECTOR VALVE OF AN INTERNAL COMBUSTION ENGINE.

Info

Publication number
ES2158411T3
ES2158411T3 ES97111990T ES97111990T ES2158411T3 ES 2158411 T3 ES2158411 T3 ES 2158411T3 ES 97111990 T ES97111990 T ES 97111990T ES 97111990 T ES97111990 T ES 97111990T ES 2158411 T3 ES2158411 T3 ES 2158411T3
Authority
ES
Spain
Prior art keywords
combustion engine
spring
internal combustion
selector valve
closure spring
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.)
Expired - Lifetime
Application number
ES97111990T
Other languages
Spanish (es)
Inventor
Ulrich Schulz
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.)
Bayerische Motoren Werke AG
Original Assignee
Bayerische Motoren Werke 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 Bayerische Motoren Werke AG filed Critical Bayerische Motoren Werke AG
Application granted granted Critical
Publication of ES2158411T3 publication Critical patent/ES2158411T3/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
    • F01L1/46—Component parts, details, or accessories, not provided for in preceding subgroups
    • F01L1/462—Valve return spring arrangements
    • F01L1/465—Pneumatic arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Details Of Reciprocating Pumps (AREA)
  • Valve Device For Special Equipments (AREA)
  • Check Valves (AREA)

Abstract

PARA UN MUELLE DE CERRADURA NEUMATICA PARA UNA VALVULA SELECTORA DE GAS DE UN MOTOR DE COMBUSTION, CON UN EMBOLO DE RECORRIDO CONTROLADO EN UNA CAMARA DE TRABAJO QUE CONTIENE UN MEDIO QUE PUEDE COMPRIMIRSE ASI COMO UN DISPOSITIVO QUE ALIMENTA EL MEDIO A LA CAMARA DE TRABAJO A TRAVES DE LA VALVULA CON PRESION CONTROLADA, SE PROPONE PARA OBTENER UN GASTO REDUCIDO EN ESPACIO Y CONSTRUCCION, QUE UNA UNIDAD CONSTRUCTIVA, CONFIGURADA A PARTIR DE UN MUELLE Y DE UN DISPOSITIVO CON UN DISPOSITIVO DE BOMBA CONTROLADO A TRAVES DEL RECORRIDO DEL MUELLE, FORME UN MUELLE DE CERRADURA CON AUTO-BOMBEO.FOR A PNEUMATIC LOCK SPRING FOR A GAS SELECTING VALVE OF A COMBUSTION ENGINE, WITH A CONTROLLED TRAVEL PAD IN A WORK CAMERA CONTAINING A MEDIA THAT CAN BE COMPRESSED AS WELL AS A DEVICE THAT FEEDS THE MEDIUM TO THE WORK CHAMBER THROUGH THE VALVE WITH CONTROLLED PRESSURE, IT IS PROPOSED TO OBTAIN A REDUCED EXPENSE IN SPACE AND CONSTRUCTION, THAT A CONSTRUCTION UNIT, CONFIGURED FROM A SPRING AND A DEVICE WITH A CONTROLLED PUMP DEVICE THROUGH A SPRING TRAVEL, FORCE SPRING LOCK WITH SELF-PUMPING.

ES97111990T 1996-08-13 1997-07-15 PNEUMATIC CLOSURE SPRING FOR A GAS SELECTOR VALVE OF AN INTERNAL COMBUSTION ENGINE. Expired - Lifetime ES2158411T3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19632628A DE19632628A1 (en) 1996-08-13 1996-08-13 Pneumatic spring, in particular closing spring for a gas exchange valve of an internal combustion engine

Publications (1)

Publication Number Publication Date
ES2158411T3 true ES2158411T3 (en) 2001-09-01

Family

ID=7802535

Family Applications (1)

Application Number Title Priority Date Filing Date
ES97111990T Expired - Lifetime ES2158411T3 (en) 1996-08-13 1997-07-15 PNEUMATIC CLOSURE SPRING FOR A GAS SELECTOR VALVE OF AN INTERNAL COMBUSTION ENGINE.

Country Status (3)

Country Link
EP (1) EP0824180B1 (en)
DE (2) DE19632628A1 (en)
ES (1) ES2158411T3 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10016878A1 (en) * 2000-04-05 2001-10-18 Bayerische Motoren Werke Ag Closing spring device for the valve train of a gas exchange valve of an internal combustion engine
DE10207038A1 (en) * 2002-02-20 2003-08-21 Bayerische Motoren Werke Ag Valve operating drive has gas supply to gas cavity downstream of gas inlet aperture through at least one gap between housing and piston
EP2208870B1 (en) 2009-01-20 2013-03-27 BRP-Powertrain GmbH & Co. KG Air spring system for an internal combustion engine
EP2211031B1 (en) 2009-01-22 2013-07-10 BRP-Powertrain GmbH & Co. KG Air spring with cap
SE540998C2 (en) * 2014-04-17 2019-02-26 Freevalve Ab Combustion engine with pneumatic valve spring

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB392294A (en) 1932-02-09 1933-05-18 Albert Eustace Short Improvements in or relating to valve mechanism for internal combustion engines
DE1143398B (en) * 1955-10-31 1963-02-07 Adalbert Freyler Pneumatic telescopic suspension, especially for motor vehicles
AT322918B (en) * 1973-01-03 1975-06-10 Cerny Anton Jun Fa SELF-LOADING, ADJUSTABLE AIR SUSPENSION ELEMENT
DE2949413A1 (en) * 1979-12-08 1981-06-11 Volkswagenwerk Ag, 3180 Wolfsburg IC engine valve resetting force changing device - uses pneumatic springs in addition to coiled valve springs with cam actuation
DE3020050C2 (en) * 1980-05-24 1984-11-15 Boge Gmbh, 5208 Eitorf Self-pumping hydropneumatic suspension with level control for vehicles
DE3808542C2 (en) 1987-03-26 1994-03-24 Volkswagen Ag Valve train for a gas exchange valve of an internal combustion engine
DE69211942T2 (en) 1991-08-21 1996-10-31 Honda Motor Co Ltd Lift valve control device for internal combustion engines
JPH06272521A (en) * 1993-03-19 1994-09-27 Mazda Motor Corp Valve system of internal combustion engine
DE59506935D1 (en) * 1994-08-12 1999-11-04 Bayerische Motoren Werke Ag Pneumatic spring, in particular for gas exchange valves of internal combustion engines
DE19603536C2 (en) 1996-02-01 1999-01-14 Bayerische Motoren Werke Ag Valve train for an internal combustion engine with a pneumatic closing spring for a gas exchange valve

Also Published As

Publication number Publication date
EP0824180B1 (en) 2001-05-30
DE59703651D1 (en) 2001-07-05
DE19632628A1 (en) 1998-02-19
EP0824180A1 (en) 1998-02-18

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