发明授权
US4854194A Starting speed stage selector in automatic transmission control system 失效
自动变速箱控制系统起动档位选择器

Starting speed stage selector in automatic transmission control system
摘要:
A starting speed stage selector for starting a vehicle at all times from an optimum speed stage in response to load conditions of the vehicle. The selector is employed in an automatic transmission control system in which a speed of a transmission having preset speed stages is shifted up or down sequentially on a step-by-step basis in response to the load conditions. The speed stage selector selects one of the present speed stages optimum for starting the vehicle in response to the vehicle load conditions and a road surface gradient.
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