TREA

Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations

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Industry

  • CPC
  • F01L13/00
This industry / category may be too specific. Please go to a parent level for more data

Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F01Engines F01LCYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES

Current Industry

F01L13/00Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations

Sub Industries

F01L13/0005Deactivating valves F01L13/0015for optimising engine performances by modifying valve lift according to various working parameters F01L13/0021by modification of rocker arm ratio F01L13/0026by means of an eccentric F01L13/0031by modification of tappet or pushrod length F01L13/0036the valves being driven by two or more cams with different shape, size or timing or a single cam profiled in axial and radial direction F01L13/0042with cams being profiled in axial and radial direction F01L13/0047the movement of the valves resulting from the sum of the simultaneous actions of at least two cams, the cams being independently variable in phase in respect of each other F01L13/0057by splittable or deformable cams F01L13/0063by modification of cam contact point by displacing an intermediate lever or wedge-shaped intermediate element F01L13/02for reversing F01L13/04for starting by means of fluid pressure F01L13/06for braking F01L13/065Compression release engine retarders of the "Jacobs Manufacturing" type F01L13/08for decompression F01L13/085the valve-gear having an auxiliary cam protruding from the main cam profile
Industries