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    • 1. 发明专利
    • Engine output control device of power train
    • 发动机输出控制装置
    • JP2007327418A
    • 2007-12-20
    • JP2006159494
    • 2006-06-08
    • Jatco LtdNissan Motor Co Ltdジヤトコ株式会社日産自動車株式会社
    • MONNO RYOJIIRIYAMA MASAHIROFUKUYA TETSUYAOTAKI AYAICHIKIMURA MASANORIOCHIAI TATSUO
    • F02D29/00F02D41/04F02P5/15
    • F02D37/02B60W10/06B60W10/115B60W30/1846B60W30/19B60W2510/0695B60W2510/1095B60W2710/0605B60W2710/0616B60W2710/0666F02D41/023F02D41/1497F02D2200/501F02D2250/18F02D2250/26F02D2400/12
    • PROBLEM TO BE SOLVED: To provide engine output control capable of high-dimensionally balancing engine output control required to have responsiveness with engine output control required to have steady stability.
      SOLUTION: When a gear shift operation is not being executed before t1 or after t2, engine torque limitation by ignition time control is prohibited by setting an engine torque limit value Tetvo by throttle opening control at the sum value of a V belt-protecting engine torque limit value Teb, an oil pump loss torque compensation value Tep and a transmission response controlling inertia torque compensation value Tet (Tet=0 when the gear shift operation is not executed), and by setting an engine torque limit value Teign by ignition time control at the outputtable maximum value Temax. When the gear shift operation is being executed from t1 to t2, Tetvo and Teign are set to Teb+Tep and Teb+Tep+Tet, respectively. The throttle opening TVO and the ignition time are determined to reflect Tetvo and Teign as shown in the figure. Tetvo and Teign coincide with t1 and t2; when the gear shift operation is being executed from t1 to t2, Tet is achieved by highly-responsive ignition time control, and Teb and Tep are achieved by throttle opening control excelling in steady stability.
      COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:提供能够进行大尺寸平衡发动机输出控制的发动机输出控制,以满足具有稳定稳定性所需的发动机输出控制的响应性。 解决方案:当在t1之前或t2之后没有执行换档操作时,通过将节气门开度控制设定为V带传感器的和值来设定发动机转矩极限值Tetvo,禁止通过点火时间控制的发动机转矩限制, 保护发动机转矩极限值Teb,油泵损失转矩补偿值Tep和变速器响应控制惯性转矩补偿值Tet(当不执行变速操作时,Tet = 0),并通过点火设定发动机扭矩限制值Teign 时间控制在输出的最大值Temax。 当从t1到t2执行换档操作时,Tetvo和Teign分别设置为Teb + Tep和Teb + Tep + Tet。 油门开度TVO和点火时间被确定为反映Tetvo和Teign,如图所示。 Tetvo和Teign与t1和t2重合; 当从t1到t2执行变速操作时,Tet通过高响应点火时间控制实现,并且Teb和Tep由稳定稳定性优良的节气门开度控制实现。 版权所有(C)2008,JPO&INPIT
    • 2. 发明专利
    • Air conditioner for vehicle
    • 车用空调
    • JP2014004946A
    • 2014-01-16
    • JP2012142720
    • 2012-06-26
    • Nissan Motor Co Ltd日産自動車株式会社
    • FUKUYA TETSUYAIWAMOTO TADASHIWATANABE TAKASHIMOGI YUGOFURUUMAYA TETSUYA
    • B60H1/32
    • B60H1/3208B60H1/00764B60H2001/3266B60H2001/3272F02D41/123
    • PROBLEM TO BE SOLVED: To provide a device capable of properly holding evaporator cooling power between a fuel cut recovery period of on-time of an air conditioner and the fuel cut recover period of off-time of the air conditioner .SOLUTION: By providing a refrigeration cycle including a compressor (1) for sucking, compressing and discharging a coolant, a capacitor (7) for condensating the high-temperature and high-compressed coolant discharged from the compressor (1), an expansion valve (10) for decompressing the coolant condensated by the condenser (7), and an evaporator (11) for performing heat exchange between the coolant low-pressured by the expansion valve (10) and ambient air to evaporate the coolant, and fuel cur execution means during vehicle deceleration (5) for executing a fuel cut during vehicle deceleration, a control amplifier (51) increases an operating ratio of the compressor (1) more than before a vehicle speed falls below a first allowable vehicle speed when the vehicle speed falls below the first allowable vehicle speed higher than a fuel cut recovery vehicle speed of an air conditioner on-time for operating the compressor (1) when the vehicle decelerates.
    • 要解决的问题:提供一种能够在空调的接通时间的燃料切断恢复期间和空调的关闭时间的燃料切断恢复期间适当地保持蒸发器冷却功率的装置。解决方案:通过提供 制冷循环,包括用于吸入,压缩和排出冷却剂的压缩机(1),用于冷凝从压缩机(1)排放的高温高压缩冷却剂的电容器(7),用于将压缩机 由冷凝器(7)冷凝的冷却剂和用于在由膨胀阀(10)低压的冷却剂与环境空气之间进行热交换以蒸发冷却剂的蒸发器(11),以及在车辆减速期间的燃料调节执行装置(5) ),用于在车辆减速期间执行燃料切断,控制放大器(51)比当车辆速度低于第一允许车速时降低压缩机(1)的运行比,当车辆 e速度低于在车辆减速时操作压缩机(1)的空调的接通时间的燃料切断恢复车速高于第一容许车速。
    • 3. 发明专利
    • Shifting instruction device for vehicle
    • 换车指示装置
    • JP2013224695A
    • 2013-10-31
    • JP2012096919
    • 2012-04-20
    • Nissan Motor Co Ltd日産自動車株式会社
    • FUKUYA TETSUYANAKAZAWA TAKASHI
    • F16H63/42
    • PROBLEM TO BE SOLVED: To make a period of mask processing further proper in one carrying out the mask processing so as not to light a shift instruction indicator when a vehicle runs back.SOLUTION: A shifting instruction device decides a recommendable shifting stage of a manual transmission based on an acceleration opening APO and a vehicle speed VSP and carries out the instruction of up shift/down shift by the lighting of a shifting display indicator when the shifting stage estimated from the vehicle speed VSP and an engine rotational frequency Ne is different from the recommendable shifting stage. A display inhibiting flag is set when a lever switch is switched ON and the vehicle speed SP reaches a predetermined vehicle speed threshold volume VSP1 so as not to display when running back and the display inhibiting flag is reset when detecting the launching (reversal from ON to OFF) of a neutral signal.
    • 要解决的问题:在进行掩模处理的一个进一步适当的掩模处理期间,以便在车辆倒退时不使指示灯变亮。解决方案:移动指令装置决定手动推荐的换档阶段 基于加速开度APO和车速VSP的变速器,并且当从车速VSP和发动机转速Ne估计出的变速级不同时,通过点动显示指示灯的点亮来执行上移/下移指令 推荐的换班阶段。 当操纵杆开关接通并且车速SP达到预定车速阈值音量VSP1时,设置显示禁止标志,以便在回扫时不显示,并且当检测到发射时将显示禁止标志复位(从开启转换到 OFF)中性信号。
    • 4. 发明专利
    • Control device for engine
    • 发动机控制装置
    • JP2009002163A
    • 2009-01-08
    • JP2007160863
    • 2007-06-19
    • Nissan Motor Co Ltd日産自動車株式会社
    • OTAKI AYAICHIIRIYAMA MASAHIROFUKUYA TETSUYA
    • F02D41/12F02D29/00F02D45/00
    • PROBLEM TO BE SOLVED: To prevent the occurrence of hunting of rotational speed of the engine unintended by a driver.
      SOLUTION: In the control device for engine, fuel supply to the engine is stopped when a fuel cut condition is established after the fuel cut condition is switched to establishment and a fuel cut delay time has passed, and the fuel cut delay time when the vehicle is in low speed that is a predetermined value or less and in a non-lockup state is set longer than the fuel cut delay time during a lock-up state. Thereby, when an interval from the establishment of the fuel cut condition until a fuel cut recover condition for avoiding engine stall is established becomes short, the fuel cut recover condition is established during counting of the fuel cut delay time, and as a result, fuel cut is not executed, so that drivability that does not give the driver an uncomfortable feeling can be positively realized.
      COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:为了防止由驾驶员不期望的发动机的转速发生。 解决方案:在用于发动机的控制装置中,在燃料切断状态切换到建立并且燃料切断延迟时间已经过去之后建立燃料切断状态时停止对发动机的燃料供给,并且燃料切断延迟时间 当车辆处于预定值以下的低速,并且在非锁定状态下被设定为比锁定状态期间的燃料切断延迟时间长。 因此,当建立燃料切断状态直到建立避免发动机失速的燃料切断恢复条件的间隔变短时,在燃料切断延迟时间的计数期间建立燃料切断恢复条件,结果燃料 切割不被执行,从而可以积极地实现不给驾驶员不舒适感的驾驶性能。 版权所有(C)2009,JPO&INPIT
    • 5. 发明专利
    • Drive control device of vehicle
    • 车辆驾驶控制装置
    • JP2008231992A
    • 2008-10-02
    • JP2007071230
    • 2007-03-19
    • Nissan Motor Co Ltd日産自動車株式会社
    • FUKUYA TETSUYAIRIYAMA MASAHIROOTAKI AYAICHI
    • F02D29/00B60W10/04B60W10/06B60W10/10B60W10/101B60W10/107F16H9/00F16H59/06F16H59/74F16H61/04F16H61/66F16H61/662F16H63/50
    • PROBLEM TO BE SOLVED: To shift with good responsiveness while suppressing the excessive rise of an exhaust gas temperature during the shifting. SOLUTION: When a continuously variable transmission is manually shifted from a second stage to a fourth stage, it is determined whether the shifting is completed or not within a continuable time t set in consideration of the effect of an ignition timing retard angle control on the exhaust gas temperature while performing the ignition timing retard angle control (torque down control). When the shifting is determined to be not completed, an ignition timing retard angle amount is gradually returned to an advance angle side while limiting the ignition timing retard angle amount by an ignition timing limiter Tlim so set as to limit a vehicle acceleration to an allowable acceleration G0. COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:在移动期间抑制排气温度的过度上升的同时,以良好的响应性移动。 解决方案:当将无级变速器从第二级手动移动到第四级时,在考虑到点火正时延迟角度控制的影响的设定的可持续时间t内确定换档是否完成 在执行点火正时延迟角度控制(转矩下降控制)时的排气温度。 当判定为不完成换档时,点火正时延迟角量逐渐返回到提前角侧,同时通过点火正时限制器Tlim限制点火正时延迟角度量,从而将车辆加速度限制为允许加速度 G0。 版权所有(C)2009,JPO&INPIT
    • 6. 发明专利
    • Vehicle air conditioner
    • 车用空调
    • JP2013001172A
    • 2013-01-07
    • JP2011131838
    • 2011-06-14
    • Nissan Motor Co Ltd日産自動車株式会社
    • MOGI YUGOIWAMOTO TADASHIWATANABE TAKASHIFUKUYA TETSUYAKOKYU TETSUYA
    • B60H1/32F02D29/02F02D29/04
    • B60H1/3208B60H2001/3266B60H2001/3272B60H2001/3275
    • PROBLEM TO BE SOLVED: To provide a vehicle air conditioner capable of appropriately keeping the evaporator cooling force even between a fuel cutoff recovery time while the air conditioner is on and a fuel cutoff recovery time while the air conditioner is off.SOLUTION: This vehicle air conditioner includes a fuel cutoff recovery executing means that, when an operation of a compressor is required during fuel cutoff in deceleration, cancels the fuel cutoff in the fuel cutoff recovery time earlier than the time when the operation of the compressor is not required during the fuel cutoff in deceleration, thereby executing the fuel cutoff recovery. A compressor running rate control means makes the compresor running rate higher than that during no-execution of the fuel cutoff for a predetermined time immediately before the fuel cutoff recovery time when the operation of the compressor is required during the fuel cutoff in deceleration (S2, S3 and S5 of Fig.4), and makes the compressor running rate lower than that during no-execution of the fuel cutoff when the fuel cutoff recovery time comes or immediately before the fuel cutoff recovery time when the operation of the compressor is required (S2, S3, S6 and S8 of Fig.4).
    • 要解决的问题:提供一种即使在空调器接通时的燃料切断恢复时间与空调器关闭时的燃料切断恢复时间之间也能适当地保持蒸发器冷却力的车辆空调。 解决方案:该车辆空调包括燃料切断恢复执行装置,当减速时燃油切断期间需要压缩机的运行时,在比燃料切断恢复时间早 在减速期间的燃料切断期间不需要压缩机,从而执行燃料切断恢复。 压缩机运行速度控制装置使得在减速期间在燃料切断期间需要压缩机的运行时,在紧接在燃料切断恢复时间之前的预定时间内使压缩机运行速率高于不执行燃料切断期间的运行速度(S2, S3和S5),并且当燃料切断恢复时间到来时或在紧急需要压缩机的操作的燃料切断恢复时间之前使得压缩机运行速率低于不执行燃料切断期间的运行速度 S2,S3,S6和S8)。 版权所有(C)2013,JPO&INPIT
    • 7. 发明专利
    • Vehicle driving assistance device
    • 车辆驾驶辅助装置
    • JP2012030675A
    • 2012-02-16
    • JP2010171325
    • 2010-07-30
    • Nissan Motor Co Ltd日産自動車株式会社
    • FUKUYA TETSUYAMAKIYAMA AKIHIROSAKAGUCHI SHIGEYUKIKAWAMOTO YUTAKA
    • B60K35/00
    • B60Q1/00B60K35/00B60K2350/1092B60W2050/146B60W2510/0604B60W2540/10B60W2540/106F02D11/105F02D11/106F02D2200/602Y02T10/84
    • PROBLEM TO BE SOLVED: To allow a vehicle operator to control more easily to bring an actual accelerator pedal opening 26 close to a target accelerator pedal opening 21.SOLUTION: To achieve driving with good fuel economy, a target accelerator pedal opening 21 and an actual accelerator pedal opening 26 are displayed on an accelerator indicator 20 of an instrument panel to allow the vehicle operator to control the accelerator pedal so as to bring the actual accelerator pedal opening 26 close to the target accelerator pedal opening 21. The target accelerator pedal opening varies depending on the vehicle speed, but is displayed at a fixed position on the accelerator indicator 20 with the actual accelerator pedal opening 26 displayed as the ratio therebetween. In a region ΔL near the target accelerator pedal opening 21, the sensitivity to a variation in the display position corresponding to the amount of change in accelerator pedal opening is reduced so that the actual accelerator pedal opening 26 being displayed will not vary too sensitively, thereby facilitating the control by the vehicle operator.
    • 要解决的问题:允许车辆操作者更容易地控制使实际的加速器踏板开口26靠近目标加速器踏板开口21.解决方案:为了实现具有良好燃料经济性的驾驶,目标加速器 踏板开口21和实际的加速器踏板开口26显示在仪表板的加速器指示器20上,以允许车辆操作者控制加速器踏板,使实际的加速器踏板开口26靠近目标加速器踏板开口21。 目标加速器踏板开度根据车速而变化,而是以加速踏板开度26显示为其间的比例而显示在加速器指示器20上的固定位置。 在目标加速器踏板开口21附近的区域ΔL中,对应于加速器踏板开度的变化量的显示位置的变化的灵敏度减小,使得显示的实际加速踏板开口26不会变得太敏感,从而 便于车辆操作员的控制。 版权所有(C)2012,JPO&INPIT
    • 9. 发明专利
    • Drive force control device for vehicle
    • 用于车辆的驱动力控制装置
    • JP2006242111A
    • 2006-09-14
    • JP2005059986
    • 2005-03-04
    • Nissan Motor Co Ltd日産自動車株式会社
    • FUKUYA TETSUYAIRIYAMA MASAHIROMAEKAWA TAKUYA
    • F02D29/02F02D41/10F02D41/14F02D43/00F02D45/00
    • PROBLEM TO BE SOLVED: To improve acceleration response in relation to a drive force control device for a vehicle.
      SOLUTION: Existence of future acceleration demand is estimated (S2, S3) based on relative velocity with a preceding vehicle. Throttle opening TVO is increased to increase drive force and ignition timing ADV is delayed to reduce drive force for canceling increase margin of the drive force to enter acceleration preparation (S4) when future acceleration demand is estimated to exist. Then, delay of ignition timing ADV is removed and acceleration is started (S9) when actual acceleration operation is detected in a predetermined period of time. Increase of throttle opening TVO is removed and delay of ignition timing ADV is released when predetermined period of time passes after acceleration preparation without detection of actual acceleration demand. Level of acceleration demand is determined when actual acceleration demand is detected and releasing speed of delay of ignition timing ADV is changed according to the same (S8, S10).
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:提高与车辆的驱动力控制装置相关的加速度响应。

      解决方案:基于与前一车辆的相对速度,估计未来加速需求的存在(S2,S3)。 节气门开启TVO增加以增加驱动力和点火正时ADV被推迟以减小驱动力,以消除驱动力的增加裕度进入加速度准备(S4),当未来的加速需求被估计存在时。 然后,在预定时间段内检测到实际的加速操作时,消除点火正时ADV的延迟并开始加速(S9)。 在加速准备之后经过预定的时间段而不检测到实际的加速需求时,除去节气门开度TVO的增加,点火定时ADV的延迟被释放。 当检测到实际的加速需求时,确定加速要求的水平,并且根据相同的改变点火定时ADV的延迟释放速度(S8,S10)。 版权所有(C)2006,JPO&NCIPI

    • 10. 发明专利
    • Engine torque control device
    • 发动机扭矩控制装置
    • JP2005226480A
    • 2005-08-25
    • JP2004033642
    • 2004-02-10
    • Nissan Motor Co Ltd日産自動車株式会社
    • FUKUYA TETSUYA
    • F02D45/00F02D29/00F02D41/04F02D43/00
    • PROBLEM TO BE SOLVED: To provide an engine torque control device capable of accurately establishing target torque close to actual torque by converting air quantity for maintaining idling speed which has not been considered at a time of establishment of the target torque into torque and adding the same to the target torque determined by demand of an operator and engine load.
      SOLUTION: This device is provided with a target torque establishing means S1 establishing the target torque of the engine according to demand of the operator and engine load, an idling speed maintaining means establishing air quantity necessary for maintaining engine idling speed, a target torque compensation means S3 compensating the target torque by converting air quantity increased by the idling speed maintaining means when an automatic transmission is switched from a neutral range to another range into torque and adding the same to the target torque, a transmission demand torque establishing means S4 establishing demand torque of the engine according to the target torque before the compensation and demand from the automatic transmission, and a torque control means selecting either of the target torque establishing means S1 or the transmission demand torque establishing means S4 and controlling to generate selected torque.
      COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:提供一种发动机扭矩控制装置,其能够通过将在建立目标转矩时没有考虑的空转速度的空气量转换成转矩来精确地建立接近实际转矩的目标转矩,以及 将其与由操作者和发动机负载的需求确定的目标扭矩相同。 解决方案:该装置设有目标扭矩建立装置S1,其根据操作者和发动机负载的需要建立发动机的目标扭矩;怠速保持装置,其建立维持发动机空转速度所需的空气量;目标 转矩补偿装置S3,当自动变速器从中立档位切换到另一档位转换为转矩并将其与目标转矩相加时,通过转换由怠速保持装置增加的空气量来补偿目标转矩;变速器要求转矩建立装置S4 根据来自自动变速器的补偿和需求之前的目标转矩来建立发动机的需求扭矩;以及转矩控制装置,其选择目标转矩建立装置S1或变速器要求转矩建立装置S4中的任一个,并且控制以产生选择的转矩。 版权所有(C)2005,JPO&NCIPI