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Title:
CONTROL DEVICE OF INTERNAL COMBUSTION ENGINE
Document Type and Number:
Japanese Patent JP2017008831
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To prevent motion of a lock pin 89 from being obstructed even when ice blocks are generated in the oil remaining in VVT8 in cold start of an engine 1 and the like in a cold district.SOLUTION: Stop position adjustment means (motor generator MG1 in an embodiment) capable of adjusting a rotation stop position by giving torque to a crank shaft 13 (output shaft) of an engine 1, is disposed. MG1 torque is controlled so that a position of a lock pin 89 becomes higher than an oil level height O of the oil remaining in hydraulic chambers 87, 88 of VVT8 in stopping the engine 1, to adjust the rotation stop position of the crank shaft 13 (steps ST2, ST3:stop position control means).SELECTED DRAWING: Figure 5

Inventors:
MURAKAMI NOBUYUKI
Application Number:
JP2015125619A
Publication Date:
January 12, 2017
Filing Date:
June 23, 2015
Export Citation:
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Assignee:
TOYOTA MOTOR CORP
International Classes:
F01L1/356
Attorney, Agent or Firm:
Patent business corporation arc patent office



 
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