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Title:
CONTROL DEVICE FOR ENGINE AND AUTOMATIC TRANSMISSION
Document Type and Number:
Japanese Patent JP3160025
Kind Code:
B2
Abstract:

PURPOSE: To prevent generation of transmission shock caused by switching of an electric throttle opening characteristic by providing an intake amount control regulating means which regulates control of an intake amount by means of an intake amount control means, during operation of an automatic transmission.
CONSTITUTION: An output torque of an engine 1 of a power plant PT for a vehicle is converted by means of an automatic transmission 2 provided with a torque converter and a multistage transmission mechanism composed of a planetary gear mechanism and a frictional fastening element, and output from a transmission output shaft 3 to the side of a driving wheel. An intake amount control regulating device (electric throttle valve) 20 is provided for regulating control if an intake amount by means of an intake amount control means, during operation of the automatic transmission 2. In this case, a throttle opening characteristic is not changed over during transmission. In the driving at the time of switching of the electric the throttle valve incompatible sense caused by change is reduced and generation of transmission shock is prevented.


Inventors:
Toshinori Higashi
Yasushi Yamaki
Application Number:
JP25629091A
Publication Date:
April 23, 2001
Filing Date:
October 03, 1991
Export Citation:
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Assignee:
Mazda Corporation Inc
International Classes:
B60W10/04; B60W10/06; B60W10/10; F02D9/02; F02D11/10; F02D29/00; F02D41/04; (IPC1-7): F02D9/02; B60K41/04; F02D11/10; F02D29/00; F02D41/04
Domestic Patent References:
JP6255430A
JP1257743A
JP1227828A
JP3946A
JP4203430A
JP63113131A
JP2241936A
JP439127A
JP5958131A
JP2144231A
JP2107741U
Attorney, Agent or Firm:
Hiroshi Maeda (7 outside)