GB2339257B - Variable phase rotary drive apparatus - Google Patents

Variable phase rotary drive apparatus

Info

Publication number
GB2339257B
GB2339257B GB9814903A GB9814903A GB2339257B GB 2339257 B GB2339257 B GB 2339257B GB 9814903 A GB9814903 A GB 9814903A GB 9814903 A GB9814903 A GB 9814903A GB 2339257 B GB2339257 B GB 2339257B
Authority
GB
United Kingdom
Prior art keywords
rotary drive
drive apparatus
variable phase
phase rotary
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 - Fee Related
Application number
GB9814903A
Other versions
GB2339257A (en
GB9814903D0 (en
Inventor
Derek John Simmonds
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.)
Perkins Engines Co Ltd
Original Assignee
Perkins Engines Co Ltd
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 Perkins Engines Co Ltd filed Critical Perkins Engines Co Ltd
Priority to GB9814903A priority Critical patent/GB2339257B/en
Publication of GB9814903D0 publication Critical patent/GB9814903D0/en
Publication of GB2339257A publication Critical patent/GB2339257A/en
Application granted granted Critical
Publication of GB2339257B publication Critical patent/GB2339257B/en
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
    • F01L1/34—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
    • F01L1/348—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 by means acting on timing belts or chains

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Valve-Gear Or Valve Arrangements (AREA)
GB9814903A 1998-07-09 1998-07-09 Variable phase rotary drive apparatus Expired - Fee Related GB2339257B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9814903A GB2339257B (en) 1998-07-09 1998-07-09 Variable phase rotary drive apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9814903A GB2339257B (en) 1998-07-09 1998-07-09 Variable phase rotary drive apparatus

Publications (3)

Publication Number Publication Date
GB9814903D0 GB9814903D0 (en) 1998-09-09
GB2339257A GB2339257A (en) 2000-01-19
GB2339257B true GB2339257B (en) 2002-06-12

Family

ID=10835239

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9814903A Expired - Fee Related GB2339257B (en) 1998-07-09 1998-07-09 Variable phase rotary drive apparatus

Country Status (1)

Country Link
GB (1) GB2339257B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITLE20000014A1 (en) 2000-06-29 2001-12-31 Cesare Bortone ALTERNATIVE ENDOTHERMAL ENGINE WITH ANNULAR PISTONS AND INNOVATIVE SYSTEM OF PARTIALIZATION OF THE LOAD FOR A PARTICULAR CYCLE OF COMPUSTIOUS
GB0102887D0 (en) * 2001-02-06 2001-03-21 Satake Eng Co Ltd A flexible drive transmission system
GB2403996A (en) * 2003-07-17 2005-01-19 David Hostettler Wain Variable camshaft phase system
JP2016521327A (en) * 2013-04-09 2016-07-21 アカーテース パワー，インク． Mechanism for changing crankshaft timing in a belt / chain driven double crankshaft opposed piston engine

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1084464A (en) * 1964-05-29 1967-09-20 Nat Res Dev Improvements in apparatus for the separation of granular materials
US3888217A (en) * 1973-09-24 1975-06-10 Charles A Hisserich Camshaft belt drive for variable valve timing
US4685429A (en) * 1985-05-14 1987-08-11 Yamaha Valve timing control means for engine

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1084464A (en) * 1964-05-29 1967-09-20 Nat Res Dev Improvements in apparatus for the separation of granular materials
US3888217A (en) * 1973-09-24 1975-06-10 Charles A Hisserich Camshaft belt drive for variable valve timing
US4685429A (en) * 1985-05-14 1987-08-11 Yamaha Valve timing control means for engine

Also Published As

Publication number Publication date
GB2339257A (en) 2000-01-19
GB9814903D0 (en) 1998-09-09

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Legal Events

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

Effective date: 20090709