Patent classifications
F
MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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F01
MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
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F01L
CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
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13/00
Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations
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F01L13/0015
for optimising engine performances by modifying valve lift according to various working parameters, e.g. rotational speed, load, torque
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F01L2013/0078
by modification of cam contact point by axially displacing the camshaft
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F01L2013/0078

Position detection for lobe switching camshaft system
09605603 · 2017-03-28 · ·

Systems and methods for determining an active cam profile from a plurality of cam profiles is disclosed. The systems and methods may be used to determine how to operate an engine torque actuator or provide an indication of cam profile switching degradation.