Advancing or retarding ignition Control therefor

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F02Combustion engines F02PIGNITION, OTHER THAN COMPRESSION IGNITION, FOR INTERNAL-COMBUSTION ENGINES TESTING OF IGNITION TIMING IN COMPRESSION-IGNITION ENGINES

F02P5/00Advancing or retarding ignition Control therefor

F02P5/005with combination of automatic and non- automatic means F02P5/02non-automatically dependent on position of personal controls of engine F02P5/04automatically, as a function of the working conditions of the engine or vehicle or of the atmospheric conditions F02P5/045combined with electronic control of other engine functions F02P5/05using mechanical means F02P5/06dependent on engine speed F02P5/07Centrifugal timing mechanisms F02P5/075Centrifugal devices combined with other specific conditions F02P5/10dependent on fluid pressure in engine F02P5/103dependent on the combustion-air pressure in engine F02P5/106Combustion-air pressure devices combined with other specific conditions F02P5/12dependent a specific pressure other than that of combustion-air F02P5/14dependent on specific conditions other than engine speed or engine fluid pressure F02P5/142dependent on a combination of several specific conditions F02P5/145using electrical means F02P5/1455by using a second control of the closed loop type F02P5/15digital data processing F02P5/1502using one central computing unit F02P5/1504with particular means during a transient phase F02P5/1506with particular means during starting F02P5/1508with particular means during idling F02P5/151with means for compensating the variation of the characteristics of the engine or of a sensor F02P5/1512with particular means concerning an individual cylinder F02P5/1514with means for optimising the use of registers or of memories F02P5/1516with means relating to exhaust gas recirculation F02P5/1518using two or more central computing units F02P5/152dependent on pinking F02P5/1521with particular means during a transient phase F02P5/1522with particular means concerning an individual cylinder F02P5/1523with particular laws of return to advance F02P5/1525with means for compensating the variation of the characteristics of the pinking sensor or of the electrical means F02P5/1526with means for taking into account incorrect functioning of the pinking sensor or of the electrical means F02P5/1527with means allowing burning of two or more fuels F02P5/1528for turbocompressed engine F02P5/153dependent on combustion pressure F02P5/155Analogue data processing F02P5/1551by determination of elapsed time with reference to a particular point on the motor axle, dependent on specific conditions F02P5/1553by determination of elapsed angle with reference to a particular point on the motor axle, dependent on specific conditions F02P5/1555using a continuous control, dependent on speed F02P5/1556using a stepped control, dependent on speed F02P5/1558with sepcial measures for starting F02P5/16characterised by the mechanical transmission between sensing elements or personal controls and final actuating elements