Patent · US Active

System for control of a gearbox

US8612105B2 · kind B2 · utility

0Cited by

8References

15Claims

0Family size

Assignee

Scania CV AB · SE

Inventors

Fredrik Swartling · Malung, SE
Peter Asplund · Mariefred, SE
Mikael Öun · Knivsta, SE

Key dates

Filing date	Sep 10, 2010
Grant date	Dec 17, 2013
Priority date	—
Expiry date	Sep 10, 2030

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF16H2306/14
WIPO fieldMechanical elements
WIPO sectorMechanical engineering

Abstract

A system for control of a gearbox, having at least one control unit controlling the gearbox where the gearbox is installed in a motor vehicle having an engine connected to drive the gearbox. The system effects a first upshift from a first gear to a second gear if the acceleration a for the vehicle is greater than nil for the second gear and the current engine speed is within a first engine speed range; and effects a second upshift from the first gear to a third gear if the current engine speed is within a second engine speed range. The first speed range is lower than the second speed range of the engine. A method, a motor vehicle, a computer program and a computer program product for the method are disclosed.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.