Acceleration slip control system for motor vehicle

U.S. Patent Number: 5850887

Abstract: An acceleration slip control system for a motor vehicle operates so that a request for the upshift of the transmission of the motor vehicle is not output to upshift device in accordance with a road surface condition detected by road-surface condition detection device, on the basis of the detection results of engine revolution-speed detection device and driving-wheel slip detection device, whereby the inferior acceleration of the motor vehicle attributed to the upshift is prevented in order to perform the optimum gear-shift control conforming to the road surface condition.

Inventors: Nakashima; Seiichi (Susono, JP), Sasahara; Kenji (Gotenba, JP)

Assignee: Toyota Jidosha Kabushiki Kaisha (Toyota, JP)

Application Number: 08/762,431

Issued: 1998-12-22

Expired: 2006-12-22

Classes: 180/197 ; 303/139; 303/141; 303/142; 303/177; 477/120; 701/87; 701/90

Field of search: 180/197 303/139,141,142,121,148,145,3,177,150 477/40,904,905,120 364/426.029,426.033,426.036,426.037 188/181A

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