Data processing: vehicles – navigation – and relative location – Vehicle control – guidance – operation – or indication – Transmission control
Reexamination Certificate
2011-06-21
2011-06-21
Hellner, Mark (Department: 3663)
Data processing: vehicles, navigation, and relative location
Vehicle control, guidance, operation, or indication
Transmission control
C701S051000, C701S124000, C700S900000
Reexamination Certificate
active
07966115
ABSTRACT:
A system and method of controlling shift points of a transmission coupled to an internal combustion engine by modifying at least one transmission shift point schedule may comprise determining a weight of a vehicle carrying the engine and the transmission, modifying the at least one transmission shift point schedule as a function of the weight of the vehicle, and controlling automatic shifting between two or more gear ratios of the transmission in accordance with the modified at least one transmission shift point schedule.
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PCT International Search Report and Written Opinion dated Feb. 20, 2009 relating to PCT/US2008/071797 (11 pages).
Algahaim Helal A
Barnes & Thornburg LLP
Cummins Inc.
Hellner Mark
Schelkopf J. Bruce
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