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US 2008/0264190 A1Published application
Range-switching device of automatic transmission, and control method of the device
AssigneeToyota Jidosha Kabushiki Kaisha
InventorNaoki NISHIMURA
Life of this patent
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Abstract
A range-switching device of an automatic transmission has a control device that executes a fail-safe process of prohibiting the changing to the parking range if a parking load greater than or equal to a predetermined value occurs when the vehicle is at rest.
Claims11
A range-switching device of an automatic transmission for a vehicle that selects a transmission range in the automatic transmission in accordance with need, comprising
- a control device that executes a fail-safe process of prohibiting changing of the transmission range to a parking range if there is a parking load greater than or equal to a predetermined value when the vehicle is at rest.
A control method of a range-switching device of an automatic transmission for a vehicle that selects a transmission range in the automatic transmission in accordance with need, comprising:
- executing a fail-safe process of prohibiting changing of the transmission range to a parking range if there is a parking load greater than or equal to a predetermined value when the vehicle is at rest.
Dependencies are inferred from the claim text.