IPC분류정보
국가/구분 |
United States(US) Patent
등록
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국제특허분류(IPC7판) |
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출원번호 |
US-0367612
(2016-12-02)
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등록번호 |
US-10252593
(2019-04-09)
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발명자
/ 주소 |
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출원인 / 주소 |
- Toyota Motor Engineering & Manufacturing North America, Inc.
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대리인 / 주소 |
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인용정보 |
피인용 횟수 :
0 인용 특허 :
8 |
초록
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Systems and methods for modifying an attitude of a vehicle are disclosed. A user selects a trailer mode for a vehicle body. The selected trailer mode has a corresponding configuration. The vehicle determines one or more features about a trailer based on the selected trailer mode. The vehicle determi
Systems and methods for modifying an attitude of a vehicle are disclosed. A user selects a trailer mode for a vehicle body. The selected trailer mode has a corresponding configuration. The vehicle determines one or more features about a trailer based on the selected trailer mode. The vehicle determines a location of a trailer hitch needed to achieve the configuration corresponding to the selected trailer mode. The location is based on the one or more features about the trailer. The vehicle actuates at least one active component in the vehicle's active suspension system to change the attitude of the vehicle body so as to cause the trailer hitch to be located in the determined location thereby causing the vehicle body to be in the selected trailer mode.
대표청구항
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1. An attitude modification system in a vehicle having a trailer attached thereto, the system comprising: an active suspension system connected to a body of the vehicle, the active suspension system including at least one active component structured for controlling a distance between the vehicle bod
1. An attitude modification system in a vehicle having a trailer attached thereto, the system comprising: an active suspension system connected to a body of the vehicle, the active suspension system including at least one active component structured for controlling a distance between the vehicle body and a wheel of the vehicle so as to change an attitude of the vehicle body;one or more processors operatively connected to the active suspension system; anda memory operatively connected to the one or more processors for storing data and program instructions usable by the one or more processors, wherein the one or more processors are configured to execute instructions stored in the memory to: receive a selection of a trailer mode;receive one or more commands in accordance with the selected trailer mode; andactuate the at least one active component in the active suspension system of the vehicle to control the distance between the vehicle body and the wheel of the vehicle so as to change the attitude of the vehicle body, so as to change the configuration of the attached trailer. 2. The attitude modification system of claim 1, wherein the one or more processors are configured to execute instructions stored in the memory to, prior to actuation of the at least one active component, determine a current breakover angle of the attached trailer. 3. The attitude modification system of claim 2, wherein the trailer mode has a target breakover angle associated therewith, and wherein the one or more processors are configured to execute instructions stored in the memory to actuate the at least one active component in the active suspension system to change the attitude of the vehicle body so as to change the breakover angle of the attached trailer from the current breakover angle to the target break over angle associated with the trailer mode. 4. The attitude modification system of claim 1 wherein: at least one front wheel is coupled, via the active suspension system, to a front end of the vehicle body; andat least one rear wheel is coupled, via the active suspension system, to a rear end of the vehicle body, wherein the active suspension system includes at least a first active component structured for controlling a distance between the vehicle body and the at least one front wheel and at least a second active component structured for controlling a distance between the vehicle body and the at least one rear wheel. 5. The attitude modification system of claim 4, wherein the one or more processors are configured to execute instructions stored in the memory to: actuate the at least a first active component in the active suspension system to change a distance between the at least one front wheel and the vehicle body; andactuate the at least a second active component in the active suspension system to change a distance between the at least one rear wheel and the vehicle body. 6. The attitude modification system of claim 1, further comprising: at least one rear wheel coupled, via the active suspension system, to the vehicle proximate a rear end of the vehicle body, and wherein the one or more processors are configured to execute instructions stored in the memory to actuate the at least one active component in the active suspension system to change the attitude of the vehicle body so as to change the configuration of the attached trailer by actuating the at least one active component to change a distance between the at least one rear wheel and the vehicle body. 7. The attitude modification system of claim 1, further comprising: at least one front wheel connected, via the active suspension system, proximate a front end of the vehicle body, wherein the at least one active component is structured for controlling a distance between the vehicle body and the at least one front wheel, and wherein the one or more processors are configured to execute instructions stored in the memory to actuate the at least one active component in the active suspension system to change the attitude of the vehicle body so as to change the configuration of the attached trailer by actuating the at least one active component to change a distance between the at least one front wheel and the vehicle body. 8. The attitude modification system of claim 1, further comprising: a trailer hitch attached to an end of the vehicle body, wherein the one or more processors are configured to execute instructions stored in the memory to actuate the at least one active component in the active suspension system to change the attitude of the vehicle body so as to change the configuration of the attached trailer by actuating the at least one active component to cause the trailer hitch to be positioned in a location which causes the configuration of the attached trailer to match the target configuration. 9. The attitude modification system of claim 1, wherein the trailer is attached to a first end of the vehicle body, and wherein the one or more processors are configured to execute instructions stored in the memory to actuate the at least one active component in the active suspension system to change the attitude of the vehicle body so as to change the configuration of the attached trailer by actuating the at least one active component to change a pitch of the vehicle body. 10. An attitude modification system in a vehicle in an immobile state, comprising: an active suspension system including at least one active component for controlling a distance between a vehicle body and a wheel, the active suspension system being configured to change an attitude of the vehicle body;a trailer hitch structured to enable attachment of a trailer thereto; anda processor operatively connected to the active suspension system, the processor configured to initiate executable instructions to receive a selection of a trailer mode; and determine a target location of the trailer hitch needed to achieve a configuration associated with the selected trailer mode; andactuate the at least one active component in the active suspension system of the vehicle to change the attitude of the vehicle body so as to cause the trailer hitch to have the target location. 11. The attitude modification system of claim 10, wherein the trailer mode selection indicates a selection of a trailer leveling mode wherein the configuration of the trailer includes a support surface of the trailer being substantially level. 12. The attitude modification system of claim 10, wherein the trailer mode selection indicates a selection of a trailer load/unload mode and wherein the configuration of the trailer includes an attachment end of the trailer being elevated with respect to a loading end of the trailer. 13. The attitude modification system of claim 10, further comprising: at least one sensor for detecting a breakover angle for an attached trailer, whereina corresponding a target breakover angle for the attached trailer is associated with the configuration associated with the selected trailer mode, further wherein the one or more processors are configured to actuate the at least one active component in the active suspension system of the vehicle to change the attitude of the vehicle body so as to cause the trailer hitch to have a location such that the breakover angle of the attached trailer substantially matches the target breakover angle associated with the trailer mode selection. 14. The attitude modification system of claim 10, wherein the one or more processors are configured to execute instructions to receive, from at least one sensor, information describing a current trailer configuration of a trailer attached to the trailer hitch at a hitch point, and wherein the one or more processors are configured to actuate the at least one active component in the active suspension system of the vehicle to change the attitude of the vehicle body so as to move the trailer hitch to a target location which will cause the trailer to have a target configuration associated with the received trailer mode selection. 15. A method of modifying an attitude of a vehicle in an immobile state, the method comprising steps of: receiving a selection of a trailer mode associated with a corresponding configuration;determining one or more features about a trailer based on the selected trailer mode;determining a location of a trailer hitch needed to achieve the configuration corresponding to the selected trailer mode, the location being based on the one or more features about the trailer; andactuating at least one active component in an active suspension system of the vehicle to change an attitude of the vehicle body so as to cause the trailer hitch to be located in the determined location, thereby causing the vehicle body to be in the selected trailer mode. 16. The method of claim 15, wherein the selected trailer mode is any one of a fluid drain mode and a trailer load/unload mode, and wherein the step of actuating the at least one active component in the active suspension system of the vehicle to change the attitude of the vehicle body so as to cause a trailer hitch to be located in the determined location thereby causing the vehicle body to be in the selected trailer mode comprises actuating the at least one active component to change the attitude of the vehicle body so as to cause a first end of the trailer to be elevated with respect to a second end of the trailer. 17. The method of claim 15, wherein the selected trailer mode is a trailer leveling mode, and wherein the step of actuating the at least one active component in the active suspension system of the vehicle to change the attitude of the vehicle body so as to cause a trailer hitch to be located in the determined location thereby causing the vehicle body to be in the selected trailer mode comprises actuating the at least one active component in the active suspension system of the vehicle to change the attitude of the vehicle body so as to cause a support surface of the trailer to be substantially level. 18. The method of claim 15, wherein the selected trailer mode is a trailer attachment mode, and wherein the step of actuating the at least one active component in the active suspension system of the vehicle to change the attitude of the vehicle body so as to cause a trailer hitch to be located in the determined location thereby causing the vehicle body to be in the selected trailer mode comprises actuating the at least one active component in the active suspension system of the vehicle to change at least the attitude of the vehicle body so as to cause the trailer hitch to be positioned subjacent an attachment end of the trailer. 19. The method of claim 15, wherein the selected trailer mode is a tire change mode, and wherein the step of actuating the at least one active component in the active suspension system of the vehicle to change the attitude of the vehicle so as to cause a trailer hitch to be located in the determined location thereby causing the vehicle body to be in the selected trailer mode comprises actuating the at least one active component in the active suspension system of the vehicle to change the attitude of the vehicle body so as to cause a first tire on the attached trailer to be spaced apart from a road surface on which the trailer is positioned. 20. The method of claim 15, further comprising: determining a current breakover angle for the trailer, and wherein the step of actuating the at least one active component in the active suspension system of the vehicle to change the attitude of the vehicle body so as to cause a trailer hitch to be located in the determined location thereby causing the vehicle body to be in the selected trailer mode comprises actuating the at least one active component in the active suspension system to change an attitude of the vehicle body so as to cause the breakover angle for the trailer to change from the current breakover angle to a target breakover angle associated with the selected trailer mode.
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