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    • 1. 发明专利
    • Water pump
    • 水泵
    • JP2007315264A
    • 2007-12-06
    • JP2006144863
    • 2006-05-25
    • Aisin Seiki Co LtdToyota Motor Corpアイシン精機株式会社トヨタ自動車株式会社
    • SOGO NORISUKESHINTANI OSAMUADACHI KAZUNARISAKUMOTO TAKASHI
    • F04D13/02
    • PROBLEM TO BE SOLVED: To provide a water pump capable of attaining miniaturization by simplifying a construction and dispensing with a seal between a driving rotor and a driven rotor and water proof processing on a driving rotor side. SOLUTION: The driving rotor 2 has a driving side shaft 22 integrally provided at a central part of a pulley 21 and rotatably supported on a body casing 4. The driven rotor 3 has a driven shaft 32 which is rotatably disposed on a mounting plate 41 arranged to face a cooling path A, is integrally provided at an end with a central part of an impeller 31, is provided at the other end with a thermistor 5. A magnet 23 is provided on the driving shaft 22 for rotation together with the driving shaft 22 to face the termistor 5. A separation wall 6 is consecutively provided on the mounting plate 41 to be disposed between the magnet 23 and the thermistor 5 for separating the driving rotor 2 and the driven rotor 3 in a watertight manner, and introduction/discharge holes 42 are formed in the mounting plate 42. COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:通过简化构造并且在驱动转子和从动转子之间分配密封件以及驱动转子侧的防水处理来提供能够实现小型化的水泵。 解决方案:驱动转子2具有一体地设置在滑轮21的中心部分并且可旋转地支撑在主体壳体4上的驱动侧轴22.从动转子3具有从动轴32,该从动轴32可旋转地设置在安装 与冷却通道A相对配置的板41在一端与叶轮31的中心部一体地设置,在另一端设置有热敏电阻5.磁铁23设置在驱动轴22上,与 驱动轴22与电阻5相对。隔离壁6连续设置在安装板41上,以设置在磁体23和热敏电阻5之间,用于以水密的方式分离驱动转子2和从动转子3;以及 引导/排出孔42形成在安装板42中。版权所有(C)2008,JPO&INPIT
    • 2. 发明专利
    • Engine cooling circuit
    • 发动机冷却电路
    • JP2012193673A
    • 2012-10-11
    • JP2011058328
    • 2011-03-16
    • Aisin Seiki Co LtdToyota Motor Corpアイシン精機株式会社トヨタ自動車株式会社
    • YABU SATOSHIYOSHIDA MASAZUMISHINTANI OSAMU
    • F01P3/20F01P3/18F01P7/16
    • PROBLEM TO BE SOLVED: To allow a heat transfer liquid to circulate in an engine, even if the engine or a first pump stops.SOLUTION: An engine cooling circuit includes: a first heat transfer circuit H that is configured so that the heat transfer liquid can circulate through an engine 1, a device 3 where heat exchange is conducted, a first radiator 2, and a first pump 5 that can switch on-off electrically or mechanically; a second heat transfer circuit L configured so that the heat transfer liquid can circulate through an inter cooler 8 of an supercharger, a second radiator 7, a second pump 6 that can electrically switch on-off; and a communication switch mechanism R that switches the heat transfer circuit so that the second pump 6 is serial to the first pump 5 in a portion of the first heat transfer circuit H.
    • 要解决的问题:即使发动机或第一泵停止,允许传热液体在发动机中循环。 发动机冷却回路包括:第一传热回路H,其被配置为使得传热液体可以循环通过发动机1;传热装置3,第一散热器2和第一散热器 泵5可以电或机械地开关; 第二传热回路L构造成使得传热液体可以通过增压器的中间冷却器8循环;第二散热器7;可以电开关的第二泵6; 以及在第一传热电路H的一部分中切换传热电路使得第二泵6与第一泵5串联的通信开关机构R.(C)2013,JPO&INPIT
    • 4. 发明专利
    • Control device of internal combustion engine
    • 内燃机控制装置
    • JP2014156849A
    • 2014-08-28
    • JP2013029297
    • 2013-02-18
    • Toyota Motor Corpトヨタ自動車株式会社
    • SHINTANI OSAMUHANDA HIDEYUKI
    • F02D45/00F01P11/16
    • PROBLEM TO BE SOLVED: To provide a control device of an internal combustion engine capable of accurately obtaining a combustion chamber temperature and a cooling water temperature inside the internal combustion engine with increased accuracy.SOLUTION: A control device of an internal combustion engine 10 concurrently estimates a combustion chamber temperature and a cooling water temperature inside the internal combustion engine on the basis of: a variation in combustion chamber wall temperatures calculated from a difference between a heat quantity transferred from combustion gas to a combustion chamber wall 34 and the heat quantity transferred from the combustion chamber wall 34 to cooling water and heat capacity of the combustion chamber wall 34; and the variation in cooling water temperatures calculated from the difference between the heat quantity transferred from the combustion chamber wall 34 to the cooling water and the heat quantity radiated from the cooling water to an outside and the heat capacity of the cooling water.
    • 要解决的问题:提供能够以更高的精度精确地获得内燃机内的燃烧室温度和冷却水温度的内燃机的控制装置。解决方案:内燃机10的控制装置同时估计 燃烧室温度和内燃机内部的冷却水温度,其基于:根据从燃烧气体向燃烧室壁34传递的热量与从燃烧室壁34转移的热量之间的差计算的燃烧室壁温度的变化 燃烧室壁34以冷却水和燃烧室壁34的热容量; 以及根据从燃烧室壁34向冷却水传递的热量与从冷却水向外部辐射的热量与冷却水的热容量之间的差计算出的冷却水温度的变化。
    • 5. 发明专利
    • Cooling device of internal combustion engine
    • 内燃机冷却装置
    • JP2012184693A
    • 2012-09-27
    • JP2011047387
    • 2011-03-04
    • Toyota Motor Corpトヨタ自動車株式会社
    • SHINTANI OSAMUSHIKITA TAKASUKE
    • F01P7/16
    • PROBLEM TO BE SOLVED: To prevent degradation in the fuel consumption and reduction in the flow rate in a cylinder head as the supply of cooling water to a cylinder block of a two-system cooling device is started.SOLUTION: In a two-system cooling device, an outlet side of an in-head cooling water flow passage 2a is branched. One branch forms a first branched pipe 1c connected to a radiator flow passage 5A and a heater flow passage 6A, and the other branch forms a second branch pipe 1d connected to an in-block cooling water flow passage 3a. In a condition in which the supply of cooling water to the in-block cooling water flow passage 3a is stopped, and cooling water is supplied to the in-head cooling water flow passage 2a, when starting the supply of cooling water to the in-block cooling water flow passage 3a, a situation is avoided, in which cooling water flowing in the in-head cooling water flow passage 2a is heated hot, and flows into the in-block cooling water flow passage 3a, and the temperature of a cylinder block 3 is rapidly dropped. Thus, the fuel consumption rate is improved, and the reliability of an engine E is ensured.
    • 要解决的问题:为了防止在开始向双系统冷却装置的气缸体供应冷却水时燃料消耗的降低和气缸盖中的流量的降低。 解决方案:在双系统冷却装置中,头内冷却水流通道2a的出口侧是分支的。 一个分支形成与散热器流路5A和加热器流路6A连接的第一分支管1c,另一分支形成与块内冷却水流路3a连接的第二分支管1d。 在停止向块内冷却水流路3a供给冷却水的状态下,向头内冷却水流路2a供给冷却水的情况下,在向内部冷却水流路3a供给冷却水时, 阻止冷却水流路3a,避免了在头内冷却水流路2a中流动的冷却水被热加热并流入块内冷却水流路3a的情况,气缸的温度 块3迅速下降。 因此,燃料消耗率提高,并且确保发动机E的可靠性。 版权所有(C)2012,JPO&INPIT
    • 6. 发明专利
    • Engine cooling device
    • 发动机冷却装置
    • JP2012184671A
    • 2012-09-27
    • JP2011046598
    • 2011-03-03
    • Toyota Motor Corpトヨタ自動車株式会社
    • FURUKOSHI TAROSHINTANI OSAMU
    • F01P7/16F01N5/02F01P3/20F02M25/07
    • Y02T10/121Y02T10/16
    • PROBLEM TO BE SOLVED: To suppress decrease in temperature of cooling water in an engine when there is a heater request during engine warm-up, without using a flow control valve of an electronic control system.SOLUTION: Electric water pump 20 is driven when there is a heater request or the temperature of cooling water is higher than a valve-opening temperature Th2, and is stopped when there is no heater request and the temperature of the cooling water is equal to or lower than the valve-opening temperature Th2. A bypass flow passage 115 bypassing a radiator thermostat 70 is connected to a heater circuit 102 at an upstream side of the radiator thermostat 70. A heater thermostat 80 is connected to the connection part. The heater thermostat 80 is switched so that the cooling water flows to a bypass flow passage 115 when the temperature of the cooling water is equal to or lower than a switching temperature Th1, and is switched so that the cooling water flows to a radiator thermostat 70 side when the temperature of the cooling water is higher than the switching temperature Th1.
    • 要解决的问题:在发动机预热期间,当不需要使用电子控制系统的流量控制阀时,抑制发动机中的冷却水的温度降低。

      解决方案:当有加热器要求或冷却水的温度高于开阀温度Th2时,电动水泵20被驱动,当没有加热器要求而冷却水的温度为 等于或低于开阀温度Th2。 绕过散热器恒温器70的旁通流路115连接到散热器恒温器70的上游侧的加热器电路102.加热器恒温器80连接到连接部。 切换加热器恒温器80,使得当冷却水的温度等于或低于开关温度Th1时,冷却水流向旁路流路115,并且切换成冷却水流向散热器恒温器70 当冷却水的温度高于开关温度Th1时。 版权所有(C)2012,JPO&INPIT

    • 7. 发明专利
    • Cooling device for internal combustion engine
    • 内燃机用冷却装置
    • JP2012117485A
    • 2012-06-21
    • JP2010269695
    • 2010-12-02
    • Toyota Motor Corpトヨタ自動車株式会社
    • NAKAJIMA TAKESHISHINTANI OSAMUSHIKITA TAKASUKE
    • F01P7/16
    • PROBLEM TO BE SOLVED: To provide a cooling devic for an internal combustion engine capable of differentiating the operation timing of each thermostat while achieving the communalization of thermowax or the like of each thermostat.SOLUTION: In a two-system cooling device having first and second thermostats, the first thermostat 4 has a guide member 46 for changing the streamline of cooling water flowing in from a bypass flow passage 1f to a heat-sensing cylinder 41a. The second thermostat has the same constitution as that of the first thermostat 4, and its arrangement posture has the phase difference of 180° to the arrangement posture of the first thermostat 4. Thus, in the second thermostat, the flow of cooling water from a pump flow-out passage to a head side flow passage is not blocked by the guide member. Thus, the operation timing of the first thermostat 4 can be expedited and the operation timing of the second thermostat can be delayed.
    • 要解决的问题:提供能够区分每个恒温器的操作时间的内燃机的冷却装置,同时实现每个恒温器的温差等的共同化。 解决方案:在具有第一和第二恒温器的双系统冷却装置中,第一恒温器4具有引导构件46,用于将从旁通流路1f流入的冷却水的流线改变为热敏缸41a。 第二恒温器具有与第一恒温器4相同的结构,其排列姿势与第一恒温器4的排列姿势的相位差为180°。因此,在第二恒温器中,来自 向头侧流路的泵流出通道不被引导构件堵塞。 因此,可以加速第一恒温器4的操作定时,并且可以延迟第二恒温器的操作定时。 版权所有(C)2012,JPO&INPIT
    • 8. 发明专利
    • Water pump
    • 水泵
    • JP2010071099A
    • 2010-04-02
    • JP2008236283
    • 2008-09-16
    • Toyota Motor Corpトヨタ自動車株式会社
    • SHINTANI OSAMUTAKEUCHI NOBUMINEARAKI YUKARIKOYAE HIROSHI
    • F04D29/046F04D13/06
    • PROBLEM TO BE SOLVED: To prevent dry slide between a support shaft and a rotor with a simple structure. SOLUTION: In a water pump 1 including an impeller 3 held in a volute casing 11, a rotor shaft (rotor) 4 rotatably supported by a support shaft 2 and provided with the impeller 3 at one end, and a pump case 10 including the rotor holding part 12 holding the rotor shaft 4, a groove 8 extending in a direction perpendicular to the support shaft 2 is formed on a surface 15a of a wall part (longitudinal bulkhead 15) opposing to another end 4a of the rotor shaft 4 out of wall part dividing the rotor holding part 12. Cooling water can be led to a sliding surface of the support shaft 2 and the rotor shaft 4 and dry slide can be prevented by forming such a groove 8 even if air is mixed in cooling water during operation of an electric water pump 1. COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:以简单的结构防止支撑轴和转子之间的干滑动。 解决方案:在包括保持在蜗壳壳体11中的叶轮3的水泵1中,由支撑轴2可旋转地支撑并在一端设置有叶轮3的转子轴(转子)4和泵壳体10 包括保持转子轴4的转子保持部12,在与转子轴4的另一端4a相对的壁部(纵向隔壁15)的表面15a上形成有沿垂直于支撑轴2的方向延伸的槽8 分离转子保持部分12的壁部分。冷却水可以被引导到支撑轴2和转子轴4的滑动表面,并且即使在冷却水中混合空气也可以形成这样的凹槽8来防止干滑块 在电动水泵运行期间1.版权所有(C)2010,JPO&INPIT
    • 9. 发明专利
    • Cooling device of internal combustion engine
    • 内燃机冷却装置
    • JP2007224821A
    • 2007-09-06
    • JP2006047127
    • 2006-02-23
    • Toyota Motor Corpトヨタ自動車株式会社
    • SHINTANI OSAMU
    • F01P7/16F01P3/20
    • PROBLEM TO BE SOLVED: To enhance cabin heating performance at the cold startup of an internal combustion engine 1 and secure the temperature control performance of a transmission 2 throughout the operation range of the internal combustion engine 1 in a cooling device for adjusting temperatures of the transmission 2 and a heater core 13 for heating a cabin by employing cooling water in the internal combustion engine 1 of a water cooled structure.
      SOLUTION: A heat exchanger 14 for a transmission is disposed in series on the downstream side of a heater core 13 in a heater passage 6 for returning cooling water discharged from a cylinder head 1b side to a cylinder block 1a side through the heater core 13, and equipped with a flow rate control means 15 for securing as required either of a first state in which a flow rate of cooling water to the heat core 13 is made relatively large and that to the heat exchanger 14 for a transmission is made relatively small or a second state in which the flow rate of cooling water to the heat core 13 is made relatively small and that to the heat exchanger 14 for a transmission is made relatively large.
      COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:为了提高内燃机1的冷启动时的车厢加热性能,并且在用于调节温度的冷却装置中将变速器2的温度控制性能保持在内燃机1的整个运行范围内 以及用于通过在水冷结构的内燃机1中使用冷却水来加热舱室的加热器芯13。 解决方案:用于变速器的热交换器14串联设置在加热器通道6中的加热器芯13的下游侧,用于将从气缸盖1b侧排出的冷却水通过加热器返回到气缸体1a侧 芯部13,并且配备有流量控制装置15,用于根据需要固定冷却水对热芯13的流量相对较大的第一状态和用于变速器的热交换器14的第一状态 相对较小或第二状态,其中使冷却水流到热芯13的流量相对较小,并且相对于用于变速器的热交换器14的流量相对较大。 版权所有(C)2007,JPO&INPIT