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    • 4. 发明专利
    • Method for fastening hose fitting metal piece
    • 软管接头金属接头的方法
    • JP2009078297A
    • 2009-04-16
    • JP2007251315
    • 2007-09-27
    • Toyoda Gosei Co LtdToyota Motor Corpトヨタ自動車株式会社豊田合成株式会社
    • FUMA TAKAOIKEDA FUMIOCHO SADANORISHINPO ZENICHINAKAYAMA TETSUYAMASUDA KOICHISUZUKI MAMORU
    • B21D39/04F16L33/20
    • PROBLEM TO BE SOLVED: To provide a method for fastening a hose fitting metal piece by which the large amount of caulking is set and the sealing specific pressure is raised. SOLUTION: In this method, a first circular-arc part 18a is plastically deformed so as to be a first deforming part 18c by bringing the fastening member 18 into contact with a plurality of first punches 32 and also a second circular-arc part 18b is formed into a bulged part 18d which is radially outwardly bulged from the first deformed part 18c by a gap between adjacent first punches 32. After that, by pressing the bulged part 18d from the outer peripheral side toward the center of a hose 20 by a second pressurizing surfaces 37a of a plurality of second punches 36, plastic deformation is performed so as to make the bulged part 18d into a press-contacted part 18e. The first punches 32 are formed so that the gap Gp2 between the adjacent first punches 32 is larger than the length La in the peripheral direction of the second circular-arc part 18b. COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:提供一种用于紧固设置大量铆接并且提高密封比压的软管接头金属片的方法。 解决方案:在该方法中,通过使紧固构件18与多个第一冲头32接触并且还具有第二圆弧形状,第一圆弧部分18a被塑性变形,以便成为第一变形部分18c 部分18b形成为膨胀部分18d,其通过相邻的第一冲头32之间的间隙从第一变形部分18c径向向外凸出。之后,通过将凸出部分18d从外周侧朝向软管20的中心 通过多个第二冲头36的第二加压面37a,进行塑性变形,使凸部18d成为压接部18e。 第一冲头32形成为使得相邻的第一冲头32之间的间隙Gp2大于第二圆弧部18b的圆周方向上的长度La。 版权所有(C)2009,JPO&INPIT
    • 5. 发明专利
    • Control device for vehicle
    • 车辆控制装置
    • JP2006220087A
    • 2006-08-24
    • JP2005034874
    • 2005-02-10
    • Toyota Motor Corpトヨタ自動車株式会社
    • HAMAGUCHI TATSUHANAI SHUICHISHINPO ZENICHI
    • F01P3/20F01P7/16F02D41/04F02D43/00
    • PROBLEM TO BE SOLVED: To provide a control device for a vehicle provided with a heat storage system maintaining the combustion chamber temperature of an engine to an appropriate temperature to reduce energy loss.
      SOLUTION: An engine ECU 1000 instructs a circulating line network to select a line to further cool cooling water stored in a heat storage tank 310, by a radiator 400 in the case of meeting a fuel cut-off start condition which is one of conditions indicating that cooling of the engine with cooling water fed from the radiator 400 is unnecessary. Since the engine combustion chamber is quenched using cold water in the heat storage tank when detecting high load of the engine, the occurrence of knocking can be prevented even in the case of maintaining the combustion chamber to a high temperature for the purpose of high fuel consumption. In addition, since cold water is taken into the heat storage tank 310 as much as possible even during travel and the cold water is further cooled by the radiator 400, second cooling can be attained, and the occurrence of knocking can be repeatedly prevented.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:提供一种具有将发动机的燃烧室温度保持在适当温度以便减少能量损失的蓄热系统的车辆的控制装置。 解决方案:发动机ECU 1000指示循环线网络在满足燃料切断开始条件的情况下,通过散热器400选择一条线,以进一步冷却存储在储热罐310中的冷却水 条件指示不需要从散热器400供给的冷却水来冷却发动机。 由于在检测到发动机的高负载时发动机燃烧室在蓄热箱中使用冷水进行淬火,所以即使在将燃烧室保持在高温的情况下也可以防止爆震的发生,从而达到高的燃料消耗 。 此外,即使在行驶中也尽可能多地将冷水吸入蓄热罐310,并且通过散热器400进一步冷却冷水,可以实现第二冷却,并且可以重复地防止爆震的发生。 版权所有(C)2006,JPO&NCIPI
    • 6. 发明专利
    • Control device for vehicle
    • 车辆控制装置
    • JP2006220015A
    • 2006-08-24
    • JP2005032043
    • 2005-02-08
    • Toyota Motor Corpトヨタ自動車株式会社
    • HANAI SHUICHISHINPO ZENICHI
    • F01P5/14F01P3/20F02N19/10
    • PROBLEM TO BE SOLVED: To promote warming up of an engine even when an electric water pump supplying cooling water in a heat accumulating tank to the engine fails.
      SOLUTION: An engine ECU executes a program including a step S104 establishing communication between a port A in a mechanical water pump side and a port C in the heat accumulating tank in a three way valve provided in a line connecting the mechanical water pump and a heat accumulating tank, a step S106 driving the electric water pump, a step 114 determining that the electric water pump fails when a condition where accumulating tank water temperature THW 2 is higher than a threshold (YES in S110) continues longer than a predetermined period of time (YES in S112), and a step S116 starting the engine.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:为了促进发动机的预热,即使在向发动机提供蓄热箱中的冷却水的电动水泵失效的情况下。 解决方案:发动机ECU执行包括步骤S104的程序,该步骤在机械水泵侧的端口A和蓄热箱中的端口C之间建立通信,该三通阀设置在连接机械水泵 和蓄热箱,驱动电动水泵的步骤S106,当蓄水池水温THW2高于阈值(S110中为“是”)的情况下,判定电动水泵故障的步骤114持续比预定 时间段(S112中为“是”),以及启动发动机的步骤S116。 版权所有(C)2006,JPO&NCIPI
    • 7. 发明专利
    • Control device for vehicle
    • 车辆控制装置
    • JP2006161744A
    • 2006-06-22
    • JP2004356679
    • 2004-12-09
    • Toyota Motor Corpトヨタ自動車株式会社
    • HANAI SHUICHISHINPO ZENICHI
    • F01M5/00F01P3/20F01P7/16
    • PROBLEM TO BE SOLVED: To improve fuel economy by using heat accumulation system temporally storing engine cooling water under a heat insulating condition.
      SOLUTION: An engine ECU of a control device for a vehicle executes program including a step S100 detecting engine cooling water temperature, a step executing engine cooling water temperature drop process when engine cooling water temperature drop demand is issued based on engine oil temperature (YES in S150) if engine cooling water temperature is not in a predetermined range (YES in S110), or if time rate of change of engine cooling water temperature is not in a predetermined range even if engine cooling water temperature is in the predetermined range (YES in S110, NO in S130), and a step executing engine cooling water temperature raising process if engine cooling water temperature rising demand is raised (YES in S160) based on engine oil temperature.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:通过使用在隔热条件下临时存储发动机冷却水的蓄热系统来提高燃料经济性。 解决方案:一种用于车辆的控制装置的发动机ECU执行包括步骤S100检测发动机冷却水温度的程序,基于发动机机油温度发出发动机冷却水温度下降需求时的执行发动机冷却水温度下降处理的步骤 (S150中为“是”),即使发动机冷却水温度不在预定范围内(S110中为“是”),即使发动机冷却水温度的时间变化率也不在规定范围内, (S110中为“是”,S130为否),以及发动机冷却水温升高处理(如果发动机冷却水温度升高需求上升)(S160为“是”),则基于发动机机油温度进行的步骤。 版权所有(C)2006,JPO&NCIPI
    • 8. 发明专利
    • Engine cooling system
    • 发动机冷却系统
    • JP2006105106A
    • 2006-04-20
    • JP2004296746
    • 2004-10-08
    • Aisan Ind Co LtdToyota Motor Corpトヨタ自動車株式会社愛三工業株式会社
    • YAMAMOTO DAISUKETAKEUCHI KATSUNAOMURAKAMI HIROMICHIHANAI SHUICHISHINPO ZENICHIYOSHIKAWA SHIGETAKA
    • F01P7/16
    • PROBLEM TO BE SOLVED: To improve controllability of the cooling water temperature, by optimizing a conversion factor used for calculating a request radiator flow rate.
      SOLUTION: This cooling system has cooling water circulating passages 12 and 15 of an engine 1, a radiator 13 in its circulating passages 12 and 15, and a flow control valve 16 for adjusting a cooling water flow rate of the radiator 13. An electronic control device ECU 30 calculates a cooling loss calorific value taken to cooling water from the engine 1 on the basis of an operation state of the engine 1. The ECU 30 controls the flow control valve 16 on the basis of its request radiator flow rate, by calculating the request radiator flow rate in the radiator 13 on the basis of the conversion factor for converting the cooling loss calorific value, the target cooling water temperature, the radiator outlet water temperature and the cooling water temperature into a flow rate for setting the cooling water temperature to the target cooling water temperature. Here, the ECU 30 calculates the conversion factor used for the calculation on the basis of a temperature difference between the engine outlet water temperature and the radiator outlet water temperature.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:通过优化用于计算请求散热器流量的转换因子来提高冷却水温度的可控性。 解决方案:该冷却系统具有发动机1的冷却水循环通道12和15,其循环通道12和15中的散热器13,以及用于调节散热器13的冷却水流量的流量控制阀16。 电子控制装置ECU30基于发动机1的运转状态,计算出来自发动机1的冷却水的冷却损失发热量。ECU30根据其要求的散热器流量来控制流量控制阀16 通过基于用于将冷却损失热值,目标冷却水温度,散热器出口水温和冷却水温度转换为转换系数的转换系数来计算散热器13中的请求散热器流量,设定为 将冷却水温度降至目标冷却水温度。 这里,ECU30基于发动机出口水温和散热器出口水温度之间的温差来计算用于计算的转换系数。 版权所有(C)2006,JPO&NCIPI
    • 9. 发明专利
    • Engine cooling system
    • 发动机冷却系统
    • JP2006105104A
    • 2006-04-20
    • JP2004296704
    • 2004-10-08
    • Aisan Ind Co LtdToyota Motor Corpトヨタ自動車株式会社愛三工業株式会社
    • YAMAMOTO DAISUKETAKEUCHI KATSUNAOMURAKAMI HIROMICHIHANAI SHUICHISHINPO ZENICHIYOSHIKAWA SHIGETAKA
    • F01P7/16
    • PROBLEM TO BE SOLVED: To secure durability of a water pump, by restraining the occurrence of cavitation in the water pump.
      SOLUTION: This cooling system 10 has cooling water circulating passages 11 and 12 of an engine 1, a radiator 13 in its circulating passages 11 and 12, the water pump 14 for forcibly feeding cooling water by the cooling water circulating passages 11 and 12, and a flow control valve 16 for adjusting a cooling water flow rate of the radiator 13. An electronic control device ECU 30 controls the flow control valve 16 for fully closing so as to cut off a cooling water flow of the cooling water circulating passages 11 and 12 when warming up the engine 1. Here, the ECU 30 controls valve opening of the flow control valve 16 to the opening side a little from full closure for allowing the cooling water flow when an engine speed exceeds a predetermined reference engine speed (5,000 rpm) in a state of cutting off the cooling water flow in the cooling water circulating passages 11 and 12 when the flow control valve 16 is fully closed.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:通过抑制水泵中的空化现象,确保水泵的耐久性。 解决方案:该冷却系统10具有发动机1的冷却水循环通道11和12,循环通道11和12中的散热器13,用于通过冷却水循环通道11强制供给冷却水的水泵14和 12,以及用于调节散热器13的冷却水流量的流量控制阀16.电子控制装置ECU30控制流量控制阀16完全关闭,以切断冷却水循环通道的冷却水流 此时,ECU30控制阀30从开闭侧向开口侧开阀一点,从而在发动机转速超过规定的基准发动机转速时允许冷却水流动 当流量控制阀16完全关闭时,切断冷却水循环通道11和12中的冷却水流的状态。 版权所有(C)2006,JPO&NCIPI
    • 10. 发明专利
    • Engine cooling system
    • 发动机冷却系统
    • JP2006105093A
    • 2006-04-20
    • JP2004296488
    • 2004-10-08
    • Aisan Ind Co LtdToyota Motor Corpトヨタ自動車株式会社愛三工業株式会社
    • YAMAMOTO DAISUKETAKEUCHI KATSUNAOMURAKAMI HIROMICHISHINPO ZENICHIYOSHIKAWA SHIGETAKA
    • F01P7/16F01P3/20
    • PROBLEM TO BE SOLVED: To cope with viscosity reduction and pressure reduction in a working fluid, by restraining a temperature rise in the working fluid in an ancillary device without deteriorating fuel economy of an engine. SOLUTION: This cooling system has cooling water circulating passages 12 and 15 of the engine 1, a radiator 13 arranged in its circulating passages 12 and 15, and a flow control valve 16 for adjusting a cooling water flow rate in the radiator 13. An electronic control device ECU 30 controls the flow control valve 16 so that the cooling water temperature of the engine 1 becomes the target cooling water temperature. Here, the engine 1 is provided with a lubricating device 44 and an automatic transmission 45 including lubricating oil and a hydraulic fluid having thermal influence from the engine 1. An oil cooler circuit 35 is arranged in the circulating passages 12 and 15 so as to bypass the radiator 13 for cooling the lubricating oil and the hydraulic fluid. When the temperature of the lubricating oil and AFT exceeds the reference temperature, the ECU 30 changes the target cooling water temperature to the relatively low temperature. COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:通过抑制辅助装置中的工作流体的温度升高来应对工作流体中的粘度降低和减压,而不会降低发动机的燃油经济性。 解决方案:该冷却系统具有发动机1的冷却水循环通道12和15,布置在其循环通道12和15中的散热器13和用于调节散热器13中的冷却水流量的流量控制阀16 电子控制装置ECU30控制流量控制阀16,使发动机1的冷却水温度成为目标冷却水温度。 这里,发动机1设置有润滑装置44和包括润滑油和来自发动机1的热影响的液压流体的自动变速器45.在循环通道12和15中布置油冷却器回路35,以便绕过 用于冷却润滑油和液压流体的散热器13。 当润滑油和AFT的温度超过参考温度时,ECU30将目标冷却水温度改变到相对低的温度。 版权所有(C)2006,JPO&NCIPI