发明名称 |
SELECTION OF LAUNCH RATIO IN A MULTI-SPEED AUTOMATIC TRANSMISSION |
摘要 |
A method and apparatus for modifying the shift map of an automatically controlled vehicle transmission having individually selectable speed ratios. A calibrator determines launch ratio from a plurality of speed ratios and is responsive to ambient pressure and/or ambient temperature. The calibrator may be further responsive to engine speed, engine temperature, transmission temperature, gradient and direction of gradient. |
申请公布号 |
EP3036458(A1) |
申请公布日期 |
2016.06.29 |
申请号 |
EP20140748216 |
申请日期 |
2014.08.07 |
申请人 |
JAGUAR LAND ROVER LIMITED |
发明人 |
SAHLBERG, EMIL;LOWNDES, ANDI;BRADSHAW, KIRK |
分类号 |
F16H61/02 |
主分类号 |
F16H61/02 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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