GB2150662B - Variable ratio lever arm mechanism - Google Patents

Variable ratio lever arm mechanism

Info

Publication number
GB2150662B
GB2150662B GB08429483A GB8429483A GB2150662B GB 2150662 B GB2150662 B GB 2150662B GB 08429483 A GB08429483 A GB 08429483A GB 8429483 A GB8429483 A GB 8429483A GB 2150662 B GB2150662 B GB 2150662B
Authority
GB
United Kingdom
Prior art keywords
lever arm
arm mechanism
variable ratio
ratio lever
variable
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
Application number
GB08429483A
Other versions
GB2150662A (en
GB8429483D0 (en
Inventor
William Warren Entzminger
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB8429483D0 publication Critical patent/GB8429483D0/en
Publication of GB2150662A publication Critical patent/GB2150662A/en
Application granted granted Critical
Publication of GB2150662B publication Critical patent/GB2150662B/en
Expired 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
    • F01L1/12—Transmitting gear between valve drive and valve
    • F01L1/18—Rocking arms or levers
    • F01L1/181—Centre pivot rocking arms
    • 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
    • F01L1/12—Transmitting gear between valve drive and 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
    • F01L13/00—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations
    • F01L13/0015—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for optimising engine performances by modifying valve lift according to various working parameters, e.g. rotational speed, load, torque
    • F01L13/0021—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for optimising engine performances by modifying valve lift according to various working parameters, e.g. rotational speed, load, torque by modification of rocker arm ratio
    • 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
    • F16H—GEARING
    • F16H51/00—Levers of gearing mechanisms
    • F16H51/02—Levers of gearing mechanisms adjustable

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Valve-Gear Or Valve Arrangements (AREA)
  • Valve Device For Special Equipments (AREA)
  • Output Control And Ontrol Of Special Type Engine (AREA)
  • Mechanical Control Devices (AREA)
  • Transmission Devices (AREA)
GB08429483A 1983-11-30 1984-11-22 Variable ratio lever arm mechanism Expired GB2150662B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US55640783A 1983-11-30 1983-11-30

Publications (3)

Publication Number Publication Date
GB8429483D0 GB8429483D0 (en) 1985-01-03
GB2150662A GB2150662A (en) 1985-07-03
GB2150662B true GB2150662B (en) 1988-03-02

Family

ID=24221221

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08429483A Expired GB2150662B (en) 1983-11-30 1984-11-22 Variable ratio lever arm mechanism

Country Status (9)

Country Link
JP (1) JPS60136660A (en)
AU (1) AU556297B2 (en)
BR (1) BR8406042A (en)
DE (1) DE3443855C2 (en)
ES (1) ES8605083A1 (en)
FR (1) FR2555661A1 (en)
GB (1) GB2150662B (en)
IT (1) IT1199228B (en)
SE (1) SE8406009L (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19641068B4 (en) * 1996-10-04 2005-04-21 Klonder, Armin, Dipl.-Ing. (FH) Hubvariabler valve drive
AU2003229224A1 (en) 2002-08-20 2004-03-11 Alberto Keel Rocker arm for valve actuation in internal combustion engines
WO2013129140A1 (en) * 2012-02-27 2013-09-06 Ckd株式会社 Lever type switching valve
CN103016091B (en) * 2012-12-31 2015-02-04 长城汽车股份有限公司 Adjusting device of variable valve lift mechanism and variable valve lift mechanism

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE256544C (en) *
AT41284B (en) * 1907-12-21 1910-03-10 Emile Charles Davagnier Device for converting a reciprocating movement into a rotating movement.
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
FR603394A (en) * 1925-09-16 1926-04-14 Device for transforming reciprocating motion into circular motion and vice versa
AT129161B (en) * 1931-04-10 1932-07-11 Eduard Eichler Transmission.
US2806459A (en) * 1955-03-28 1957-09-17 Jr C Downing Sweat Variable control device for timing motor valves
GB1108424A (en) * 1964-01-08 1968-04-03 Panther Pumps & Equipment Comp Diaphragm fluid pumping systems
DE1634660B1 (en) * 1965-09-07 1971-02-18 Wacker Hermann Hand-operated, motor-driven tamper
US3507166A (en) * 1968-04-15 1970-04-21 Ver Flugtechnische Werke Variable lever transmission for actuating the control surfaces of air and water vehicles
CA977583A (en) * 1972-09-13 1975-11-11 Graham C. Grant Stroke varying mechanism
JPS5026953A (en) * 1973-07-16 1975-03-20
FR2524170B1 (en) * 1982-03-24 1988-04-15 Masoneilan Int Inc ADJUSTABLE DEMULTIPLICATION COUPLING METHOD AND DEVICE BETWEEN A TRANSLATION MOVEMENT AND A ROTATION MOTION, ADJUSTMENT APPARATUS AND ADJUSTMENT VALVE WITH ADJUSTABLE NOMINAL FLOW RATE EQUIPPED WITH SUCH A DEVICE

Also Published As

Publication number Publication date
GB2150662A (en) 1985-07-03
JPS60136660A (en) 1985-07-20
ES538107A0 (en) 1986-03-01
SE8406009D0 (en) 1984-11-28
SE8406009L (en) 1985-05-31
ES8605083A1 (en) 1986-03-01
AU3564484A (en) 1985-06-13
DE3443855A1 (en) 1985-07-04
BR8406042A (en) 1985-08-27
AU556297B2 (en) 1986-10-30
IT8449222A1 (en) 1986-05-29
IT8449222A0 (en) 1984-11-29
FR2555661A1 (en) 1985-05-31
DE3443855C2 (en) 1986-07-17
IT1199228B (en) 1988-12-30
GB8429483D0 (en) 1985-01-03

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee