METHOD OF GEARSHIFT POINT DETERMINATION Russian patent published in 2014 - IPC F16H61/02 F16H59/66 

Abstract RU 2505725 C2

FIELD: transport.

SUBSTANCE: vehicle comprises engine and gearbox. Note here that downshift point describes engine first gear whereat gearbox shifts down while upshift point describes engine second gear whereat said gearbox shifts up. Proposed method comprises one or more downshift and upshift points defined with respect to engine target rpm ωT that defines the engine required rpm.

EFFECT: higher efficiency of vehicle.

10 cl, 1 tbl, 4 dwg

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RU 2 505 725 C2

Authors

Svartling Fredrik

Chell' Anders

Njustrem Tom

Dates

2014-01-27Published

2010-09-10Filed