US Patent 7921819 Valve actuating system
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Patent abstract
An actuating system for a gas exchange valve of an internal combustion engine is described which comprises two cams (12,14) associated with the valve (10), a summation linkage (22,24,30,32) for lifting the valve in dependence upon the sum of the instantaneous lifts of the two cams (12,14). A de-activating mechanism 34 is provided for selectively decoupling the summation linkage from one (12) of the two cams.
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US Patent 07921819 Valve actuating system US Patent 7921819 Valve actuating system
Infobox
Patent Number
0792181900
Patent Number
792181900
Edits on 28 Mar, 2023
Golden AI
Infobox
Is a
Patent Jurisdiction
Patent Number
079218190
Date of Patent
April 12, 2011
0Patent Application Number
121094710
Date Filed
April 25, 2008
0Official Website
Patent Primary Examiner
Edits on 23 Sep, 2022
Golden AI
Infobox
Is a
Patent Jurisdiction
Patent Number
079218190
Date of Patent
April 12, 2011
0Patent Application Number
121094710
Date Filed
April 25, 2008
0Official Website
Patent Primary Examiner
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US Patent 07921819 Valve actuating system
Infobox
Is a
Patent jurisdiction
Patent number
07921819
Date of patent
April 12, 2011
Patent application number
12109471
Date Filed
April 25, 2008
Patent primary examiner
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