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    • 3. 发明专利
    • Lubricating device for internal combustion engine
    • 内燃机用润滑装置
    • JP2010248972A
    • 2010-11-04
    • JP2009098118
    • 2009-04-14
    • Toyota Motor Corpトヨタ自動車株式会社
    • MURAKAMI GENICHIKOSEKI YUKIOKOIKE RYUJIINAMI NORIO
    • F01M11/03F01M9/08
    • PROBLEM TO BE SOLVED: To apply an oil deterioration suppressing effect to oil discharged from an oil passage wall. SOLUTION: The oil passage wall 2 horizontally extending inside of an internal combustion engine includes an outer peripheral mesh member 8 and a porous film 7 laid down on the inner peripheral surface of the outer peripheral mesh member and containing alkaline material. The oil passage wall 2 also includes an opening 9 formed in a vertical upper end in order to release pressure in the wall. Oil Q in the wall is discharged through the film 7, and at this time, acid material in the oil is neutralized with the alkaline material in the film. Also, the pressure in the wall is released from the opening 9, and abnormal pressure rise in the wall and damage to the film 7 caused by the abnormal pressure rise are prevented. COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:对从油路壁排出的油应用油劣化抑制效果。 解决方案:内燃机内部水平延伸的油路壁2包括外周网状部件8和放置在外周网状部件的内周面上的含有碱性物质的多孔膜7。 油通道壁2还包括形成在垂直上端的开口9,以便释放壁中的压力。 壁中的油Q通过膜7排出,此时,油中的酸性物质被膜中的碱性物质中和。 此外,壁的压力从开口9释放,并且防止了由异常压力上升引起的壁中的异常压力升高和膜7的损坏。 版权所有(C)2011,JPO&INPIT
    • 4. 发明专利
    • Internal combustion engine
    • 内燃机
    • JP2009228600A
    • 2009-10-08
    • JP2008076370
    • 2008-03-24
    • Toyota Motor Corpトヨタ自動車株式会社
    • KOIKE RYUJIINAMI NORIOKOYAMAISHI NAOTO
    • F01N3/20B01D53/86F01M13/00F01N3/24F01N3/36
    • PROBLEM TO BE SOLVED: To provide an internal combustion engine capable of efficiently removing unburned fuel from engine oil in a crank case and effectively using the removed unburned fuel. SOLUTION: The internal combustion engine provided with a catalyst for exhaust emission control in an exhaust system includes a pump 100 for reducing pressure in a crank case 21 by sucking gas G in the crank case 21, a gas introduction passage 104 for introducing the gas sucked by the pump 100 to an upstream side of the catalyst 27 of the exhaust gas passage 13, and an ECU 50 for controlling the drive of the pump 100. The EUC 50 controls the operation of the pump 100 according to at least one of the operation state of the internal combustion engine and a temperature of the catalyst. COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供一种能够有效地从曲轴箱中的发动机油中除去未燃烧的燃料并有效地使用去除的未燃烧燃料的内燃机。 解决方案:在排气系统中设置有用于废气排放控制的催化剂的内燃机包括:泵100,用于通过吸入曲轴箱21中的气体G来减小曲轴箱21中的压力;气体引入通道104,用于引入 由泵100吸引到排气通道13的催化剂27的上游侧的气体,以及用于控制泵100的驱动的ECU50 .EUC50根据至少一个控制泵100的运转 的内燃机的运转状态和催化剂的温度。 版权所有(C)2010,JPO&INPIT
    • 5. 发明专利
    • Internal combustion engine
    • 内燃机
    • JP2009052478A
    • 2009-03-12
    • JP2007220140
    • 2007-08-27
    • Toyota Motor Corpトヨタ自動車株式会社
    • KOIKE RYUJIKOYAMAISHI NAOTO
    • F02F3/00F01M1/06F02F5/00F16J1/08F16J9/00
    • PROBLEM TO BE SOLVED: To suppress oil consumption in an internal combustion engine in which a piston reciprocates in a cylinder. SOLUTION: The piston 5 reciprocating in the cylinder 3 divides the inside of the cylinder into a combustion space 3B and a non-combustion space 3C. A check valve 41 comprising an annular and plate shaped elastic body is provided at an inner wall of a top ring groove 5T. The check valve 41 is fixed on an inner wall surface 5Ti of the top ring groove 5T at an inside end part and projects out of the inner wall surface 5Ti. An outside end part of the check valve 41, namely an opposite side end part of the fixed side end part of the check valve 41, touch an inner circumference part 40Ti of a top ring 40T. COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:抑制活塞在气缸中往复运动的内燃机中的油耗。 解决方案:在气缸3中往复运动的活塞5将气缸的内部分成燃烧空间3B和非燃烧空间3C。 在顶环槽5T的内壁设置有包括环形板状弹性体的止回阀41。 止回阀41在内端部固定在顶环槽5T的内壁面5Ti上,从内壁面5Ti突出。 止回阀41的外端部,即止回阀41的固定侧端部的相对侧端部接触顶环40T的内周部40Ti。 版权所有(C)2009,JPO&INPIT
    • 6. 发明专利
    • Cam shaft device
    • 凸轮轴装置
    • JP2011027083A
    • 2011-02-10
    • JP2009176289
    • 2009-07-29
    • Jtekt CorpToyota Motor Corpトヨタ自動車株式会社株式会社ジェイテクト
    • WASEDA YOSHITAKAKOIKE RYUJI
    • F01L1/04
    • F16C41/005F16C19/184F16C19/48F16C19/49F16C33/583F16C33/6659F16C2360/18
    • PROBLEM TO BE SOLVED: To provide a cam shaft device capable of leading oil to an oil passage at a cam shaft side while suppressing the reduction of the oil pressure of the oil fed from a hydraulic feeding source. SOLUTION: The oil is fed to an assembling part 31 assembled to the cam shaft 20 through a cam journal 10 for rotatably supporting the cam shaft 20. A rolling bearing 40 for the cam shaft 20 is arranged on the cam journal 10. On an outer ring body 42 of the rolling bearing 40, an oil hole 45 communicating with the hydraulic feeding source is formed. Between an outer peripheral surface of an inner ring body 50 of the rolling bearing 40 and an inner peripheral surface of the outer ring body 42, communication passages 65 for making the oil hole 45 communicate with the oil passage 25 at the cam shaft 20 side are dividedly formed of annular seal members 60, 61 arranged with a predetermined space in an axial direction. COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:提供一种能够在抑制从液压供给源供给的油的油压降低的同时将油引导到凸轮轴侧的油路的凸轮轴装置。 解决方案:油通过用于可旋转地支撑凸轮轴20的凸轮轴颈10被馈送到组装到凸轮轴20的组装部件31.用于凸轮轴20的滚动轴承40布置在凸轮轴颈10上。 在滚动轴承40的外圈主体42上形成有与液压供给源连通的油孔45。 在滚动轴承40的内圈主体50的外周面与外圈主体42的内周面之间,使油孔45与凸轮轴20侧的油路25连通的连通路65, 分别由沿轴向设置有预定空间的环形密封件60,61形成。 版权所有(C)2011,JPO&INPIT
    • 7. 发明专利
    • Oil deterioration suppressing device for internal combustion engine
    • 用于内燃机的油检测抑制装置
    • JP2010077828A
    • 2010-04-08
    • JP2008244372
    • 2008-09-24
    • Toyota Motor Corpトヨタ自動車株式会社
    • KOIKE RYUJI
    • F01M11/03F01M5/00
    • PROBLEM TO BE SOLVED: To suppress consumption of a detergent dispersant contained in oil, occurrence of sludge, and deterioration of the oil.
      SOLUTION: An incineration member 20 for incinerating a sludge precursor is provided to a cylinder inner wall 22 or in the periphery thereof. The sludge precursor in the oil and blowby gas flowing down along the cylinder inner wall 22 can be incinerated by the incineration member 20 and mixing of the sludge precursor in the oil can be prevented. Thereby, consumption of the detergent dispersant can be suppressed, and the occurrence of sludge, and further, deterioration of the oil can be suppressed.
      COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:抑制油中含有的洗涤剂分散剂的消耗,污泥的发生和油的劣化。 解决方案:将用于焚烧污泥前体的焚烧构件20设置到气缸内壁22或其周边。 可以通过焚烧部件20焚烧沿着汽缸内壁22向下流动的油和窜气中的污泥前体,并且可以防止污泥前体在油中的混合。 因此,可以抑制洗涤剂分散剂的消耗,并且可以抑制污泥的发生,并且还可以抑制油的劣化。 版权所有(C)2010,JPO&INPIT
    • 9. 发明专利
    • Lubricating device of valve train
    • 阀门的润滑装置
    • JP2009228544A
    • 2009-10-08
    • JP2008074457
    • 2008-03-21
    • Toyota Motor Corpトヨタ自動車株式会社
    • KOIKE RYUJIMURAKAMI GENICHI
    • F01M1/06F01M1/16F01M9/10
    • PROBLEM TO BE SOLVED: To intermittently flow oil from an oil feeding hole provided to a cam shaft without increasing rotation resistance of the camshaft in a lubricating device of a valve train. SOLUTION: This lubricating device of a valve train comprises a camshaft 1 for driving a valve 14 provided to a cylinder of an internal combustion engine, a plurality of in-shaft oil paths 9A-9C which are provided along a longitudinal direction of the camshaft 1 inside the cam shaft 1 and serve as flow paths for lubricating oil, oil feeding holes 17A-17C opened on an outer periphery of the camshaft 1 and flowing the oil supplied from the in-shaft oil paths 9A-9C to a portion which needs lubrication, and an oil flowing destination switch mechanism for sequentially switching an oil destination among the in-shaft oil paths 9A-9C while the camshaft 1 rotates once. COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:在阀系的润滑装置中不增加凸轮轴的旋转阻力,间歇地将油从设置在凸轮轴上的给油孔流出。 解决方案:该气门机构的该润滑装置包括:凸轮轴1,其用于驱动设置在内燃机的气缸上的阀14;多个轴内油路9A-9C,其沿纵向方向 凸轮轴1内的凸轮轴1,作为润滑油的流路,在凸轮轴1的外周开口的油供给孔17A-17C,将从轴内油路9A-9C供给的油流向一部分 需要润滑的润滑油,以及用于在凸轮轴1旋转一次的同时在轴内油路9A-9C之间依次切换油路的油路的目的地切换机构。 版权所有(C)2010,JPO&INPIT