IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0310332
(2007-08-27)
|
등록번호 |
US-8669855
(2014-03-11)
|
우선권정보 |
JP-2006-258322 (2006-09-25) |
국제출원번호 |
PCT/JP2007/067089
(2007-08-27)
|
§371/§102 date |
20090220
(20090220)
|
국제공개번호 |
WO2008/038494
(2008-04-03)
|
발명자
/ 주소 |
- Suzuki, Naoto
- Nakashima, Motohiro
|
출원인 / 주소 |
- Toyota Jidosha Kabushiki Kaisha
|
대리인 / 주소 |
|
인용정보 |
피인용 횟수 :
4 인용 특허 :
16 |
초록
▼
An indicator portion (55) includes a first indicator portion (110) and a second indicator portion (112). The first indicator portion (110) indicates an accelerator pedal opening degree that changes in accordance with an operated amount of the accelerator pedal by the driver. The second indicator por
An indicator portion (55) includes a first indicator portion (110) and a second indicator portion (112). The first indicator portion (110) indicates an accelerator pedal opening degree that changes in accordance with an operated amount of the accelerator pedal by the driver. The second indicator portion (112) includes a division line (114) and regions (116, 118) divided by the division line (114). The division line (114) shows an accelerator pedal opening degree where traveling modes (EV mode and HV mode) are switched. The regions (116, 118) show the ranges of accelerator pedal opening degrees where traveling is performed in EV mode and HV mode, respectively.
대표청구항
▼
1. An indicator apparatus for a hybrid vehicle that incorporates an internal combustion engine and an electric motor as motive power sources, and that is capable of traveling in one of traveling modes including a first mode where traveling is performed while said internal combustion engine is stoppe
1. An indicator apparatus for a hybrid vehicle that incorporates an internal combustion engine and an electric motor as motive power sources, and that is capable of traveling in one of traveling modes including a first mode where traveling is performed while said internal combustion engine is stopped and a second mode where traveling is performed while both of said internal combustion engine and said electric motor are operated, the indicator apparatus comprising: an electronic control unit configured to switch between said first mode where traveling is performed while said internal combustion engine is stopped and said second mode where traveling is performed while both of said internal combustion engine and said electric motor are operated based on an output demand from a driver;a first indicator portion indicating to the driver a first state amount that changes in accordance with said output demand from the driver, the first indicator portion having a range and displaying a mark that moves over an area that includes the range as the first state amount changes; anda second indicator portion indicating to the driver a second state amount that shows switching between the first mode and the second mode so that the driver can recognize the switching and whether traveling is being performed in the first mode or the second mode by comparing the first and second state amounts, the second indicator portion indicating the switching as occurring at a position within the range of the first indicator portion, the second indicator portion displaying a first region indicative of travel in the first mode, the first region being displayed over a portion of the area through which the mark moves so that the mark overlaps the first region when the traveling is being performed in the first mode, whereinthe second indicator portion displays a second region indicative of travel in the second mode, the second region being displayed over a portion of the area through which the mark moves, adjacent to the first region, so that the mark overlaps the second region when the traveling is being performed in the second mode. 2. The indicator apparatus according to claim 1, wherein said first state amount and said second state amount are accelerator pedal opening degrees. 3. The indicator apparatus according to claim 1, wherein said first indicator portion indicates to the driver said first state amount by a change of an indication region or an indication position, andsaid second indicator portion indicates to the driver a traveling mode indication region provided corresponding to said first indicator portion, anda division line dividing, in accordance with said second state amount, said traveling mode indication region into the first region showing that the traveling mode is said first mode and the second region showing that the traveling mode is said second mode. 4. The indicator apparatus according to claim 1, wherein said electronic control unit is configured to change a threshold value for switching between the first mode and the second mode in accordance with a speed of the vehicle, andsaid second indicator portion changes said second state amount in accordance with the change of said threshold value for switching. 5. The indicator apparatus according to claim 1, wherein when an output power of a power storage apparatus supplying electric power to said electric motor is restricted, said electronic control unit changes a threshold value for switching between the first mode and the second mode so that a range in which traveling is performed in said second mode is increased, andsaid second indicator portion changes said second state amount in accordance with the change of the threshold value for switching. 6. The indicator apparatus according to claim 1, wherein when a temperature of a power converting apparatus converting electric power between a power storage apparatus supplying electric power to said electric motor and said electric motor becomes not lower than a prescribed temperature, said electronic control unit changes a threshold value for switching between the first mode and the second mode so that a range in which traveling is performed in said second mode is increased, andsaid second indicator portion changes said second state amount in accordance with the change of the threshold value for switching. 7. The indicator apparatus according to claim 1, wherein when a temperature of said electric motor becomes not lower than a prescribed temperature, said electronic control unit changes a threshold value for switching between the first mode and the second mode so that a range in which traveling is performed in said second mode is increased, andsaid second indicator portion changes said second state amount in accordance with the change of the threshold value for switching. 8. The indicator apparatus according to claim 1, wherein when starting of said internal combustion engine is demanded based on a prescribed condition irrespective of the output demand from the driver, said electronic control unit forcibly switches the traveling mode to said second mode, andwhen the traveling mode is forcibly switched to said second mode, said second indicator portion changes said second state amount so as to show that said second mode is selected for an entirety of the range of said first indicator portion. 9. The indicator apparatus according to claim 1, wherein said hybrid vehicle includes a switch for allowing the driver to select traveling in said first mode,when said switch is operated by the driver, said electronic control unit changes a threshold value for switching between the first mode and the second mode so that a range in which traveling is performed in said first mode is increased, andsaid second indicator portion changes said second state amount in accordance with the change of the threshold value for switching. 10. The indicator apparatus according to claim 1, wherein an indication update cycle of said second indicator portion is longer than an indication update cycle of said first indicator portion. 11. The indicator apparatus according to claim 1, wherein when starting of the internal combustion engine is demanded based on a prescribed condition irrespective of the output demand from the driver, the electronic control unit forcibly switches the traveling mode to the second mode, the prescribed condition including at least one of (i) a case where warm-up driving of the engine is necessary after cold start, (ii) a case where a catalyst of the engine needs to be warmed up, (iii) a case where heater performance of an air conditioner cannot be maintained, and (iv) a case where a temperature of the power storage apparatus is not higher than a prescribed temperature, andwhen the traveling mode is forcibly switched to the second mode, the second indicator portion changes the second state amount so as to show that the second mode is selected for an entirety of the range of the first indicator portion. 12. The indicator apparatus according to claim 1, wherein the mark is a first line, andthe first and second regions are separated from each other by a second line parallel to the first line, the first and second lines overlapping each other when switching will occur from the first mode to the second mode. 13. A hybrid vehicle, comprising: an internal combustion engine and an electric motor incorporated as motive power sources;a chargeable power storage apparatus supplying electric power to said electric motor;a charging apparatus configured to receive electric power supplied from an outside of the vehicle and to be capable of charging said power storage apparatus;an electronic control unit configured to switch, based on an output demand from a driver, between traveling modes including a first mode where traveling is performed while said internal combustion engine is stopped and a second mode where traveling is performed while both of said internal combustion engine and said electric motor are operated; andan indicator apparatus, comprising a first indicator portion indicating to the driver a first state amount that changes in accordance with said output demand from the driver, the first indicator portion having a range and displaying a mark that moves over an area that includes the range as the first state amount changes; anda second indicator portion indicating to the driver a second state amount that shows switching between the first mode and the second mode so that the driver can recognize the switching and whether traveling is being performed in the first mode or the second mode by comparing the first and second state amounts, the second indicator portion indicating the switching as occurring at a position within the range of the first indicator portion, the second indicator portion displaying a first region indicative of travel in the first mode, the first region being displayed over a portion of the area through which the mark moves so that the mark overlaps the first region when the traveling is being performed in the first mode, whereinthe second indicator portion displays a second region indicative of travel in the second mode, the second region being displayed over a portion of the area through which the mark moves, adjacent to the first region, so that the mark overlaps the second region when the traveling is being performed in the second mode. 14. The hybrid vehicle according to claim 13, wherein said charging apparatus includes a further electric motor,first and second inverters provided corresponding to said further electric motor and said electric motor, respectively,an inverter control portion controlling said first and second inverters, anda power input portion for receiving an input of electric power supplied from an outside of the vehicle,said further electric motor and said electric motor include first and second polyphase windings as stator windings, respectively,said power input portion is connected to a first neutral point of said first polyphase winding and a second neutral point of said second polyphase winding, and provides electric power supplied from the outside of the vehicle to said first and second neutral points, andsaid inverter control portion controls said first and second inverters so that said first and second inverters convert alternating current power, supplied from the outside of the vehicle via said power input portion to said first and second neutral points, into direct current power, and output the converted power to said power storage apparatus. 15. The hybrid vehicle according to claim 13, wherein when starting of the internal combustion engine is demanded based on a prescribed condition irrespective of the output demand from the driver, the electronic control unit forcibly switches the traveling mode to the second mode, the prescribed condition including at least one of (i) a case where warm-up driving of the engine is necessary after cold start, (ii) a case where a catalyst of the engine needs to be warmed up, (iii) a case where heater performance of an air conditioner cannot be maintained, and (iv) a case where a temperature of the power storage apparatus is not higher than a prescribed temperature, andwhen the traveling mode is forcibly switched to the second mode, the second indicator portion changes the second state amount so as to show that the second mode is selected for an entirety of the range of the first indicator portion. 16. The hybrid vehicle according to claim 13, wherein the mark is a first line, andthe first and second regions are separated from each other by a second line parallel to the first line, the first and second lines overlapping each other when switching will occur from the first mode to the second mode. 17. An indicating method for a hybrid vehicle that incorporates an internal combustion engine and an electric motor as motive power sources, and that is capable of traveling in one of traveling modes including a first mode where traveling is performed while said internal combustion engine is stopped and a second mode where traveling is performed while both of said internal combustion engine and said electric motor are operated, the indicating method comprising the steps of: switching between said first mode where traveling is performed while said internal combustion engine is stopped and said second mode where traveling is performed while both of said internal combustion engine and said electric motor are operated based on an output demand from a driver;indicating to the driver a first state amount that changes in accordance with said output demand from the driver, the first state amount being indicated by a first indicator portion that has a range and that displays a mark that moves over an area that includes the range as the first state amount changes; andindicating to the driver a second state amount that shows switching between the first mode and the second mode so that the driver can recognize the switching and whether traveling is being performed in the first mode or the second mode by comparing the first and second state amounts, the second state amount being indicated by a second indicator portion that indicates the switching as occurring at a position within the range of the first indicator portion, the second indicator portion displaying a first region indicative of travel in the first mode, the first region being displayed over a portion of the area through which the mark moves so that the mark overlaps the first region when the traveling is being performed in the first mode, whereinthe second indicator portion displays a second region indicative of travel in the second mode, the second region being displayed over a portion of the area through which the mark moves, adjacent to the first region, so that the mark overlaps the second region when the traveling is being performed in the second mode. 18. The indicating method according to claim 17, wherein when starting of the internal combustion engine is demanded based on a prescribed condition irrespective of the output demand from the driver, the traveling mode is forcibly switched to the second mode, the prescribed condition including at least one of (i) a case where warm-up driving of the engine is necessary after cold start, (ii) a case where a catalyst of the engine needs to be warmed up, (iii) a case where heater performance of an air conditioner cannot be maintained, and (iv) a case where a temperature of the power storage apparatus is not higher than a prescribed temperature, andwhen the traveling mode is forcibly switched to the second mode, the second indicator portion changes the second state amount so as to show that the second mode is selected for an entirety of the range of the first indicator portion. 19. The indicating method according to claim 17, wherein the mark is a first line, andthe first and second regions are separated from each other by a second line parallel to the first line, the first and second lines overlapping each other when switching will occur from the first mode to the second mode. 20. An indicator apparatus for a hybrid vehicle that incorporates an internal combustion engine and an electric motor as motive power sources, and that is capable of traveling in one of traveling modes including a first mode where traveling is performed while said internal combustion engine is stopped and a second mode where traveling is performed while both of said internal combustion engine and said electric motor are operated, the indicator apparatus comprising: an electronic control unit configured to switch between said first mode where traveling is performed while said internal combustion engine is stopped and said second mode where traveling is performed while both of said internal combustion engine and said electric motor are operated based on an output demand from a driver;a first indicator portion indicating to the driver a first state amount that changes in accordance with said output demand from the driver, the first indicator portion having a range and displaying a mark that moves over an area that includes the range as the first state amount changes; anda second indicator portion indicating to the driver a second state amount that shows switching between the first mode and the second mode, the second indicator portion indicating the switching as occurring at a position within the range of the first indicator portion, and the second state amount indicating where the range of the first indicator portion is divided, by the second state amount in the second indicator portion, into a first region in which the first state amount is included when the vehicle travels in the first mode and a second region in which the first state amount is included when the vehicle travels in the second mode, the second region being displayed adjacent to the first region, whereinthe second indicator portion displays the first region over a portion of the area through which the mark moves so that the mark overlaps the first region when the traveling is being performed in the first mode, andthe second indicator portion displays the second region over a portion of the area through which the mark moves so that the mark overlaps the second region when the traveling is being performed in the second mode. 21. The indicator apparatus according to claim 20, wherein when starting of the internal combustion engine is demanded based on a prescribed condition irrespective of the output demand from the driver, the electronic control unit forcibly switches the traveling mode to the second mode, the prescribed condition including at least one of (i) a case where warm-up driving of the engine is necessary after cold start, (ii) a case where a catalyst of the engine needs to be warmed up, (iii) a case where heater performance of an air conditioner cannot be maintained, and (iv) a case where a temperature of the power storage apparatus is not higher than a prescribed temperature, andwhen the traveling mode is forcibly switched to the second mode, the second indicator portion changes the second state amount so as to show that the second mode is selected for an entirety of the range of the first indicator portion. 22. The indicator apparatus according to claim 20, wherein the mark is a first line, andthe first and second regions are separated from each other by a second line parallel to the first line, the first and second lines overlapping each other when switching will occur from the first mode to the second mode.
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