FR889861A - Device for varying the overlapping periods of valve opening in internal combustion engines - Google Patents

Device for varying the overlapping periods of valve opening in internal combustion engines

Info

Publication number
FR889861A
FR889861A FR889861DA FR889861A FR 889861 A FR889861 A FR 889861A FR 889861D A FR889861D A FR 889861DA FR 889861 A FR889861 A FR 889861A
Authority
FR
France
Prior art keywords
varying
internal combustion
valve opening
combustion engines
overlapping periods
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
Other languages
French (fr)
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.)
Saurer AG
Original Assignee
Adolph Saurer 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 Adolph Saurer AG filed Critical Adolph Saurer AG
Application granted granted Critical
Publication of FR889861A publication Critical patent/FR889861A/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
    • 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
    • F01L13/0063—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 cam contact point by displacing an intermediate lever or wedge-shaped intermediate element, e.g. Tourtelot
FR889861D 1941-06-14 1942-05-22 Device for varying the overlapping periods of valve opening in internal combustion engines Expired FR889861A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE889861X 1941-06-14

Publications (1)

Publication Number Publication Date
FR889861A true FR889861A (en) 1944-01-21

Family

ID=6834731

Family Applications (1)

Application Number Title Priority Date Filing Date
FR889861D Expired FR889861A (en) 1941-06-14 1942-05-22 Device for varying the overlapping periods of valve opening in internal combustion engines

Country Status (1)

Country Link
FR (1) FR889861A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5056476A (en) * 1990-08-28 1991-10-15 King Brian T Variable valve duration and lift for an internal combustion engine
US5165370A (en) * 1991-04-25 1992-11-24 Gerald Beaumont Mechanism for controlling valve timing
WO1999064729A1 (en) * 1998-06-05 1999-12-16 Bayerische Motoren Werke Aktiengesellschaft Valve timing system for an internal combustion engine

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5056476A (en) * 1990-08-28 1991-10-15 King Brian T Variable valve duration and lift for an internal combustion engine
US5165370A (en) * 1991-04-25 1992-11-24 Gerald Beaumont Mechanism for controlling valve timing
WO1999064729A1 (en) * 1998-06-05 1999-12-16 Bayerische Motoren Werke Aktiengesellschaft Valve timing system for an internal combustion engine
US6382149B1 (en) 1998-06-05 2002-05-07 Bayerische Motoren Werke Aktiengesellschaft Valve timing system for an internal combustion engine

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