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    • 1. 发明专利
    • Internal combustion engine exhaust cooling system
    • 内燃机排气冷却系统
    • JP2011196351A
    • 2011-10-06
    • JP2010066974
    • 2010-03-23
    • Toyota Motor Corpトヨタ自動車株式会社
    • WATANABE TETSUJIMITANI SHINICHIINOUE FUJIO
    • F01N3/02F01N13/10F01P3/12
    • F01P3/12F01P2060/16
    • PROBLEM TO BE SOLVED: To provide an internal combustion engine exhaust cooling system capable of efficiently cooling an exhaust flow path of an exhaust cooling adapter without enlarging the exhaust cooling adapter and increasing the burden of a water jet pump.SOLUTION: A main flow of cooling water from a cooling water inlet 36a of an exhaust cooling adapter heads a cooling water flow path 34a side from a cooling water flow path 34b side through a cooling water flow path 34d. A flow rate of cooling water heading the cooling water flow path 34b is small. For this reason, a flow rate of cooling water in a water jacket 34 is increased through acceleration in the cooling water flow path 34a and decreased in the cooling water flow path 34b. Therefore, the prevention of temperature rise and the enhancement of boilproof can be realized in an exhaust flow path inner peripheral surface corresponding to the cooling water flow path 34a which makes temperature easily rise. The prevention of temperature rise can be achieved even when a flow rate of cooling water is small in an exhaust flow path inner peripheral surface corresponding to the cooling water flow path 34b which resists temperature rise. A discharge direction of the cooling water outlet 38a and flow direction in the cooling water flow path 34a are the same, so that the system can enhance the effect.
    • 要解决的问题:提供一种能够有效地冷却排气冷却适配器的排气流路而不扩大排气冷却适配器并增加喷水泵的负担的内燃机排气冷却系统。解决方案:主要的冷却流 来自排气冷却适配器的冷却水入口36a的水将冷却水流路34a侧从冷却水流路34b侧经过冷却水流路34d。 通向冷却水流路34b的冷却水的流量小。 因此,通过冷却水流路34a的加速度和冷却水流路34b的减少,水套34中的冷却水的流量增加。 因此,能够使与温度容易上升的冷却水流路34a对应的排气流路内周面能够实现防止温度上升和提高耐沸腾性。 即使当与冷却水流路34b相对应的排气流路内周面的冷却水的流量小的情况下也可以实现温度上升的防止温度上升。 冷却水出口38a的排出方向和冷却水流路34a的流动方向相同,能够提高该效果。
    • 2. 发明专利
    • Coupling structure of fuel tank with filler pipe
    • 燃油箱与填料管的联结结构
    • JP2005254925A
    • 2005-09-22
    • JP2004067718
    • 2004-03-10
    • Horie Metal Co LtdToyota Motor Corpトヨタ自動車株式会社堀江金属工業株式会社
    • NAKANO NOBUHIROWATANABE TETSUJI
    • B60K15/04
    • PROBLEM TO BE SOLVED: To provide a coupling structure of a fuel tank with a filler pipe capable of simply and reliably coupling an inlet lower pipe with a filler pipe. SOLUTION: A lock ring 26 is rotatably mounted on a base end side of an inlet lower pipe 14 protruded from a fuel tank 10. The lock ring 26 has a first engagement part 42 and a second engagement part 44. The second engagement part 44 is located in a space of a mounting plate 16, and an end on the coupling side of a filler pipe 20 is inserted in the inlet lower pipe 14 in this state. After the first engagement part 42 is advanced into a first groove part 46A of a part 46 to be engaged, the lock ring 26 is turned to advance the first engagement part 42 into a second groove part 46B, and the filler pipe 20 is coupled with the inlet lower pipe 14. Thus, the fuel tank and the filler pipe can be simply and reliably coupled with each other. COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:提供一种具有能够简单且可靠地将入口下管与填充管连接的加油管的燃料箱的联接结构。 解决方案:锁定环26可旋转地安装在从燃料箱10突出的入口下管14的基端侧。锁定环26具有第一接合部42和第二接合部44.第二接合 部分44位于安装板16的空间中,并且在这种状态下,在加注管20的连接侧的端部插入入口下管14中。 在第一接合部42进入要被接合的部分46的第一槽部46A之后,锁定环26转动,使第一接合部42进入第二槽部46B,并且将填充管20与 入口下管14.因此,燃料箱和加油管可以简单可靠地彼此联接。 版权所有(C)2005,JPO&NCIPI
    • 4. 发明专利
    • Support structure of ventilation valve in blow-by gas treatment apparatus
    • 气体处理设备通风阀的支撑结构
    • JP2012251497A
    • 2012-12-20
    • JP2011125287
    • 2011-06-03
    • Toyota Motor Corpトヨタ自動車株式会社
    • WATANABE TETSUJI
    • F01M13/00F02B77/11
    • PROBLEM TO BE SOLVED: To provide a support structure of a ventilation valve in a blow-by gas treatment apparatus which can be simply assembled while securing heat transfer to a ventilation valve even if an oil separator and the ventilation valve made of resin material are used.SOLUTION: The ventilation valve 30 is supported by the oil separator 20 via a metallic support 50. In particular, the metallic support 50 is constructed of: a washer part 51 interposed between the oil separator 20 and the ventilation valve 30; a pipe 52 coupled to the washer part 51 and having a hot water hose 60 connected thereto, heated coolant water being passed through the hot water hose 60; and a flexible bracket 53 also coupled to the washer part 51. This flexible bracket 53 is bent at least at two positions to be able to flexibly set a position of the washer part 51 with respect to the oil separator 20, while linking between: a mounting face for the washer part 51, of the oil separator 20; and a mounting face for the bracket 53, of an oil separator 20 body.
    • 要解决的问题:提供一种窜气处理装置中的通气阀的支撑结构,即使在油分离器和由树脂制成的换气阀的情况下,也可以将热传递到通气阀来简单地组装 材料被使用。 解决方案:通气阀30由油分离器20通过金属支撑件50支撑。特别地,金属支撑件50由介于油分离器20和通气阀30之间的垫圈部分51构成; 连接到垫圈部分51并具有连接到其上的热水软管60的管52,被加热的冷却水通过热水软管60; 以及还联接到垫圈部分51的柔性支架53.该柔性支架53至少在两个位置弯曲,以便能够相对于油分离器20灵活地设定垫圈部分51的位置,同时连接: 油分离器20的垫圈部51的安装面; 以及油分离器20主体的托架53的安装面。 版权所有(C)2013,JPO&INPIT
    • 5. 发明专利
    • Exhaust cooling adapter and internal combustion engine exhaust system
    • 废气冷却适配器和内燃机排气系统
    • JP2011196352A
    • 2011-10-06
    • JP2010066975
    • 2010-03-23
    • Toyota Motor Corpトヨタ自動車株式会社
    • WATANABE TETSUJIMITANI SHINICHINAGAYAMA TSUKASA
    • F01N13/10F01N3/02F01P1/06
    • PROBLEM TO BE SOLVED: To provide an exhaust cooling adapter and an internal combustion engine exhaust system which can enhance cooling performance with respect to the whole of exhaust in an exhaust path in which deviation of a heating value to be absorbed from exhaust exists.SOLUTION: Exhaust cooling adapters 28, 36 for respective banks 8, 10 of an internal combustion engine 2 have a constitution in which passage capacities of cooling water passages 44a, 64a in water jackets 44, 64 corresponding to inner peripheral surfaces 50a, 70a on the upper part in a vertical direction against which exhaust through exhaust ports 26, 34 blows strong is expanded by increasing height and width. The presence of an abundance of cooling water can keep the temperature difference with exhaust gas large on the cooling water passage 44a, 64a sides. An abundance of a heating value can be promptly absorbed on the cooling water side. Heat is efficiently absorbed in cooling water through the positive utilization of deviation of a heat transfer quantity from exhaust. Other than the passage capacity, the heat transfer quantity may be increased with a cooling water flow rate, cooling water velocity, unevenness or the like.
    • 要解决的问题:提供一种排气冷却适配器和内燃机排气系统,其能够提高相对于排气路径中的整体排气的冷却性能,在排气路径中,将要吸收的热值的偏差存在。解决方案: 内燃机2的各排8,10的排气冷却适配器28,36具有这样一种构造,其中水套44,44中的冷却水通道44a,64a对应于上部的内周面50a,70a 在垂直方向上,排气口26,34的排气通过增加高度和宽度而膨胀。 大量冷却水的存在可以使冷却水通道44a,64a侧的废气温度差大。 可以在冷却水侧快速吸收大量的发热量。 通过积极利用传热量与排气的偏差,热量可以有效地吸收在冷却水中。 除了通过能力之外,传热量可以随着冷却水流量,冷却水速度,不均匀性等而增加。
    • 7. 发明专利
    • Arranging structure of separator for blow-by gas
    • 气体分离器的安装结构
    • JP2013160134A
    • 2013-08-19
    • JP2012022483
    • 2012-02-03
    • Toyota Motor Corpトヨタ自動車株式会社Kojima Press Industry Co Ltd小島プレス工業株式会社
    • WATANABE TETSUJIMATSUDA HIROTAKA
    • F01M13/04F01M13/00
    • PROBLEM TO BE SOLVED: To provide an arranging structure of a separator for blow-by gas, capable of preventing an excessive temperature rise in the blow-by gas, and capable of preventing freezing of moisture, in the separator for the blow-by gas.SOLUTION: Excessive temperature rise in blow-by gas in a PCV separator 2 can be prevented by slow heat transmission via a void 20a, and freezing of moisture in the blow-by gas can be prevented. Since a heat insulation material 20 is a resin sponge and in a compressed state, an abnormal sound and friction is prevented and its retentivity is enhanced. Since the excessive temperature rise is not caused in the PCV separator 2, even if the blow-by gas is discharged to an intake passage, heat damage is not caused. Since moisture freezing is not generated, a flow of the blow-by gas and separated oil is not hindered in the PCV separator 2. Thus, there is no such thing as removing performance of oil mist in the blow-by gas is lowered, it becomes difficult to discharge the separated oil, or the blow-by gas cannot be smoothly discharged to the intake passage.
    • 要解决的问题:为了提供用于窜气的隔板的排列结构,能够防止窜气中的过度的温度升高并且能够防止窜气的隔板中的水分的冻结 解决方案:通过经由空穴20a的缓慢的热传递可以防止PCV分离器2中窜气的过度升温,并且可以防止窜气中的水分冻结。 由于绝热材料20是树脂海绵并且处于压缩状态,因此防止异常声音和摩擦,并且其保持性提高。 由于在PCV分离器2中不会引起过度的温度升高,即使窜气被排出到进气通路,也不会引起热损伤。 由于不会产生湿气冻结,所以在PCV分离器2中不会妨碍窜缸气和分离油的流动。因此,不存在窜气中的油雾的除去性能降低的事情, 难以排出分离的油,或者窜气不能顺利地排出到进气通路。
    • 8. 发明专利
    • Coolant passage system for internal combustion engine
    • 用于内燃机的冷却通风系统
    • JP2011231722A
    • 2011-11-17
    • JP2010103998
    • 2010-04-28
    • Nippon Thermostat Co LtdToyota Motor Corpトヨタ自動車株式会社日本サーモスタット株式会社
    • WATANABE TETSUJIINOUE FUJIO
    • F01P11/04
    • F01P11/04
    • PROBLEM TO BE SOLVED: To provide a coolant passage system capable of smoothing a flow of a coolant in the system and reducing the whole system in thickness (miniaturization).SOLUTION: A coolant passage system 10 is formed by joining a plurality of resin moldings 31 and 32 which are each individually molded. A central passage 19 is formed between riser pipes via a pair of coolant receiving pipes 11 and 12 for respectively receiving a coolant from a pair of engine heads and the riser pipes 17 and 18 adjoining the coolant receiving pipes, respectively and a communicating tube 21 which is toward a radiator is formed to communicate with the central passage. Assuming that a line passing through the center of the central passage 19 is A and lines passing through the centers of the riser pipes are B respectively, each of the lines B is outwardly and obtusely angled with respect to the line A, and the riser pipes are respectively molded on both sides of the central passage interposed therebetween to incline outwardly.
    • 要解决的问题:提供一种能够平滑系统中的冷却剂流动并减少整个系统的厚度(小型化)的冷却剂通道系统。 解决方案:冷却剂通道系统10通过连接多个单独模制的树脂模制件31和32而形成。 中央通道19通过一对冷却剂接收管11和12分别形成在提升管之间,用于分别从一对发动机头和与冷却剂接收管相邻的上升管17和18分别接收冷却剂和连通管21, 朝向散热器形成与中央通道通信。 假设通过中央通道19的中心的线是A,并且穿过提升管的中心的线分别为B,则线B相对于线A向外并且是钝的,并且提升管 分别模制在插入其间的中央通道的两侧以向外倾斜。 版权所有(C)2012,JPO&INPIT
    • 9. 发明专利
    • Cooling device for internal combustion engine
    • 内燃机用冷却装置
    • JP2011179480A
    • 2011-09-15
    • JP2010047341
    • 2010-03-04
    • Nippon Thermostat Co LtdToyota Motor Corpトヨタ自動車株式会社日本サーモスタット株式会社
    • WATANABE TETSUJIINOUE FUJIO
    • F01P11/16F01P7/16F16K31/68F16K37/00
    • F01P7/14
    • PROBLEM TO BE SOLVED: To provide a cooling device for an internal combustion engine capable of improving accuracy in measurement of the temperature of a cooling liquid by arranging a temperature sensing tip part of a temperature sensor at a position where the cooling liquid flows smoothly.
      SOLUTION: A thermo-element assembly 13 and the temperature sensor 17 for detecting the temperature of a cooling liquid are housed in a housing 11 arranged in a cooling liquid return flow passage formed from a radiator to a cooling liquid flow-in part of the engine. The temperature sensing tip part 17a of the temperature sensor 17 is arranged to face the inside of a flow-through hole 12 of the housing between a valve element 23 structuring the thermo-element assembly and a frame support part formed inside of the flow-through hole 12 of the housing 11.
      COPYRIGHT: (C)2011,JPO&INPIT
    • 解决的问题:提供一种内燃机的冷却装置,其能够通过将温度传感器的感温端部配置在冷却液流动的位置,从而提高冷却液的温度的测量精度 顺利。 解决方案:用于检测冷却液温度的热电偶组件13和温度传感器17被容纳在设置在由散热器形成的冷却液回流通道中的冷却液流入部分的壳体11中 的发动机。 温度传感器17的温度检测端部17a被布置成在构成热电元件组件的阀元件23和形成在流体通道的内部的框架支撑部件之间面对外壳的流通孔12的内部 (D)版权所有(C)2011,JPO&INPIT
    • 10. 发明专利
    • Thermostat and engine cooling device equipped with thermostat
    • 热水器和发动机冷却装置配有恒温器
    • JP2011069260A
    • 2011-04-07
    • JP2009219732
    • 2009-09-24
    • Nippon Thermostat Co LtdToyota Motor Corpトヨタ自動車株式会社日本サーモスタット株式会社
    • WATANABE TETSUJIINOUE FUJIO
    • F01P7/16
    • PROBLEM TO BE SOLVED: To provide a thermostat and an engine cooling device equipped with the thermostat, maintaining cooling water temperature at the proper temperature corresponding to an engine request by improving the thermosensitivity of a temperature sensing part while suppressing increase of a pressure loss when cooling water passes the thermostat. SOLUTION: The thermostat 50 includes a merging passage 59B, an outlet 52A, the temperature sensing part 54 displacing while sensing temperature of the cooling water existing around the temperature sensing part, and a valve element 55 opening and closing based on the displacement of the temperature sensing part 54 to adjust an amount of the cooling water flowing in a radiator. The temperature sensing part 54 lies on the stream line of the cooling water flowing to the outlet 52A from the merging passage 59B irrespectively of its displacement position to be interposed between the merging passage 59B and the outlet 52A, and its axis ST is offset to the left side in a lateral direction W more than the inlet axis SW of an inlet 21 of a water pump connected to the outlet 52A. COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:为了提供一种配备有恒温器的恒温器和发动机冷却装置,通过提高温度感测部件的热敏电阻来保持冷却水温度在与发动机要求相应的适当温度,同时抑制压力增加 冷却水通过恒温器时损失。 解决方案:恒温器50包括合流通道59B,出口52A,温度检测部分54在感测存在于感温部分周围的冷却水的温度的同时移位,以及阀元件55基于位移开启和关闭 以调节在散热器中流动的冷却水的量。 温度检测部分54位于从合流通道59B流到出口52A的冷却水的流线上,而不考虑其位于合流通道59B和出口52A之间的位移位置,并且其轴线ST偏移到 在横向方向W的左侧比连接到出口52A的水泵的入口21的入口轴线SW多。 版权所有(C)2011,JPO&INPIT