DE69202730D1 - Nockenbetätigte Ventilanordnung mit hydraulischer Feder. - Google Patents

Nockenbetätigte Ventilanordnung mit hydraulischer Feder.

Info

Publication number
DE69202730D1
DE69202730D1 DE69202730T DE69202730T DE69202730D1 DE 69202730 D1 DE69202730 D1 DE 69202730D1 DE 69202730 T DE69202730 T DE 69202730T DE 69202730 T DE69202730 T DE 69202730T DE 69202730 D1 DE69202730 D1 DE 69202730D1
Authority
DE
Germany
Prior art keywords
valve assembly
operated valve
hydraulic spring
cam operated
cam
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 - Fee Related
Application number
DE69202730T
Other languages
English (en)
Other versions
DE69202730T2 (de
Inventor
William Edmond Richeson
Frederick Logan Erickson
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.)
Siemens AG
Original Assignee
Philips Electronics NV
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 Philips Electronics NV filed Critical Philips Electronics NV
Publication of DE69202730D1 publication Critical patent/DE69202730D1/de
Application granted granted Critical
Publication of DE69202730T2 publication Critical patent/DE69202730T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • F01L1/053—Camshafts overhead type
    • F01L1/0532—Camshafts overhead type the cams being directly in contact with the driven valve
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F5/00—Liquid springs in which the liquid works as a spring by compression, e.g. combined with throttling action; Combinations of devices including liquid springs
    • 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
    • F01L2305/00—Valve arrangements comprising rollers
DE69202730T 1991-06-13 1992-06-09 Nockenbetätigte Ventilanordnung mit hydraulischer Feder. Expired - Fee Related DE69202730T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/715,069 US5203535A (en) 1991-06-13 1991-06-13 Cam actuated valve assembly with hydraulic spring

Publications (2)

Publication Number Publication Date
DE69202730D1 true DE69202730D1 (de) 1995-07-06
DE69202730T2 DE69202730T2 (de) 1996-02-08

Family

ID=24872554

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69202730T Expired - Fee Related DE69202730T2 (de) 1991-06-13 1992-06-09 Nockenbetätigte Ventilanordnung mit hydraulischer Feder.

Country Status (4)

Country Link
US (1) US5203535A (de)
EP (1) EP0519546B1 (de)
JP (1) JPH05156910A (de)
DE (1) DE69202730T2 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5451029A (en) * 1992-06-05 1995-09-19 Volkswagen Ag Variable valve control arrangement
US5549281A (en) * 1994-01-25 1996-08-27 Hall; G. Gordon Liquid spring for punch press
US5558054A (en) * 1995-06-07 1996-09-24 Southwest Research Institute Variable preload system for valve springs
WO1997009516A1 (en) * 1995-09-01 1997-03-13 Serge Vallve Pneumatic engine valve assembly

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB129729A (en) * 1917-12-11 1919-07-24 Harry Ralph Ricardo Improvements in or relating to Mechanism for the Control of Valves of Internal Combustion Engines.
US1427111A (en) * 1918-01-28 1922-08-29 Hans L Knudsen Valve mechanism
US1331826A (en) * 1919-08-27 1920-02-24 Frank D Shepherd Puppet-valve for internal-combustion engines
US1498226A (en) * 1920-01-20 1924-06-17 John L Beck Check valve for flushometers
GB209035A (en) * 1922-12-29 1924-07-17 Aviation Louis Breguet Sa Improvements relating to the valves of internal combustion engines
US1596276A (en) * 1926-05-13 1926-08-17 Lane William Valve adjuster
US1965517A (en) * 1932-07-30 1934-07-03 Walter R Vitalinl Hydraulic valve tappet
FR1003657A (fr) * 1947-02-04 1952-03-20 Perfectionnement aux systèmes élastiques
US2936002A (en) * 1955-12-23 1960-05-10 Vyzk Ustav Tvarecich Stroju Device on jet weaving looms
US3102711A (en) * 1959-10-08 1963-09-03 Sloan Valve Co Flush valves
US3120221A (en) * 1962-02-13 1964-02-04 Lyons Jim Pneumatic valve return for internal combustion engines
FR1602356A (de) * 1968-08-14 1970-11-16
US3722483A (en) * 1969-11-10 1973-03-27 H Overby Pneumatic valve closing mechanism
FR2364328A1 (fr) * 1976-09-09 1978-04-07 Chrysler France Dispositif de rappel de soupapes pour moteur a combustion interne
JPS606566Y2 (ja) * 1979-07-03 1985-03-02 日産自動車株式会社 バルブ緩衝装置
FR2537207A1 (fr) * 1982-12-01 1984-06-08 Peugeot Dispositif pneumatique de rappel pour soupape d'admission de moteur a allumage par compression
US4592313A (en) * 1984-10-15 1986-06-03 Speckhart Frank H Pneumatic valve return

Also Published As

Publication number Publication date
US5203535A (en) 1993-04-20
JPH05156910A (ja) 1993-06-22
EP0519546B1 (de) 1995-05-31
DE69202730T2 (de) 1996-02-08
EP0519546A1 (de) 1992-12-23

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: MANNESMANN VDO AG, 60388 FRANKFURT, DE

8327 Change in the person/name/address of the patent owner

Owner name: SIEMENS AG, 80333 MUENCHEN, DE

8339 Ceased/non-payment of the annual fee