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    • 1. 发明专利
    • Lock detecting mechanism of rotary machine with electromagnetic clutch
    • 具有电磁离合器的旋转机械的检测机构
    • JP2005114104A
    • 2005-04-28
    • JP2003351189
    • 2003-10-09
    • Denso CorpNippon Soken Inc株式会社デンソー株式会社日本自動車部品総合研究所
    • ISHII HIROKIMATSUDA MIKIOHAKAMATA NAOKIINAGAKI MITSUOUEDA MOTOHIKO
    • F16D48/06F16D27/112
    • PROBLEM TO BE SOLVED: To detect a locked state of a compressor 30 in a structure of a conventional electromagnetic clutch 1 without providing a separate component for detecting. SOLUTION: A lock detecting mechanism of a rotary machine with the electromagnetic clutch includes closed magnetic circuit forming means 3/5/6, leakage magnetic flux parts 5k/6k provided in a closed magnetic circuit Φ, an exciting coil 4 of the electromagnetic clutch 1 for supplying a magnetic flux to the closed magnetic circuit forming means 3/5/6, and an ECU 20 for detecting the locked state of the compressor 30 from a change of coil current flowing to the exciting coil 4. The ECU 20 detects the locked state of the compressor 30 according to a pulsation generated in the coil current from the magnetic flux change of the closed magnetic circuit Φ by leakage magnetic flux change parts 5k, 6k. Thus, the change of the magnetic flux in the electromagnetic clutch 1 is taken out as the change of the coil current from the exciting coil 4 for generating an attraction force of the electromagnetic clutch 1. In this manner, a low-cost clock detecting mechanism can be set without necessity of providing another detecting component. COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:检测传统电磁离合器1的结构中的压缩机30的锁定状态,而不提供用于检测的单独部件。 解决方案:具有电磁离合器的旋转机械的锁定检测机构包括闭合磁路形成装置3/5/6,设置在闭合磁路Φ中的漏磁通部分5k / 6k, 用于向闭合磁路形成装置3/5/6供给磁通的电磁离合器1以及用于从流过励磁线圈4的线圈电流的变化中检测压缩机30的锁定状态的ECU 20。 根据来自闭合磁路Φ的磁通量的线圈电流产生的脉动,通过漏磁通量变化部5k,6k来检测压缩机30的锁定状态。 因此,电磁离合器1中的磁通量的变化被取出为用于产生电磁离合器1的吸引力的来自励磁线圈4的线圈电流的变化。以这种方式,低成本的时钟检测机构 可以设置,而不需要提供另一个检测部件。 版权所有(C)2005,JPO&NCIPI
    • 2. 发明专利
    • Ejector type decompression device
    • EJECTOR类型解压器件
    • JP2003336915A
    • 2003-11-28
    • JP2002144958
    • 2002-05-20
    • Denso CorpNippon Soken Inc株式会社デンソー株式会社日本自動車部品総合研究所
    • HOTTA TADASHIINAGAKI MITSUOHIRATA TOSHIOTAKEUCHI HIROTSUGU
    • F25B1/00
    • F25B2341/0012F25B2341/0013F25B2500/01
    • PROBLEM TO BE SOLVED: To operate an ejector cycle while maintaining a high ejector efficiency without being largely affected by the variation of refrigerant flow flowing into a nozzle. SOLUTION: This decompression device variably controls not only the passage cross section of a throat part 41a but also the refrigerant passage cross section of the nozzle 41 including the passage cross section on the downstream side of the throat part 41a. Thus, as compared with a case when only the passage cross section of the throat part 41a is variably controlled, the cross section of the passage is continuously and smoothly varied starting at the throat part 41a toward the outlet of the nozzle 41. Thus, even if the cross section of the refrigerant passage is varied as the refrigerant amount is varied, the refrigerant is depressurized and pressurized without being abruptly depressurized or over- expanded and injected into a mixing part 42. As a result, the ejector cycle can be operated while maintaining the high ejector efficiency without being largely affected by the variation of the refrigerant flow flowing into the nozzle 41. COPYRIGHT: (C)2004,JPO
    • 要解决的问题:在保持高喷射器效率的同时操作喷射器循环,而不受流入喷嘴的制冷剂流的变化的很大影响。 解决方案:该减压装置不仅可变地控制喉部41a的通道横截面,而且还可以控制包括在喉部41a的下游侧的通道横截面的喷嘴41的制冷剂通道横截面。 因此,与只有喉部41a的通道横截面可变地控制的情况相比,通道的横截面从喉部41a朝向喷嘴41的出口连续平稳地变化。因此,甚至 如果制冷剂通道的横截面随着制冷剂量的变化而变化,则制冷剂被减压和加压,而不会突然减压或过度膨胀并注入到混合部分42中。结果,排出器循环可以在 保持高喷射器效率,而不受流入喷嘴41的制冷剂流的变化的很大影响。版权所有(C)2004,JPO
    • 3. 发明专利
    • Intake controller of internal combustion engine
    • 内燃机控制器
    • JP2009007989A
    • 2009-01-15
    • JP2007169262
    • 2007-06-27
    • Denso CorpNippon Soken Inc株式会社デンソー株式会社日本自動車部品総合研究所
    • AOKI FUMIAKIINAGAKI MITSUOYAMADA JUNUDA TOSHIAKI
    • F01L3/08F01L1/14F01L3/20F02B31/00F02B31/02F02D9/02
    • F01L3/00Y02T10/146
    • PROBLEM TO BE SOLVED: To improve fuel consumption, output, and emission by suppressing the occurrence of pumping loss (intake resistance).
      SOLUTION: The tumble flow in the combustion chamber of an engine is reinforced by merely opening and closing an intake valve 4 so that the valve center axis of the intake valve 4 when the intake valve 4 is opened is different from the valve center axis of the intake valve 4 when the intake valve 4 is closed without forming a projection and an intake adjustment part (block wall part) inside the intake port 2 of the engine. The occurrence of the pumping loss (intake resistance), therefore, is suppressed when the amount of the intake air is large (namely, when a throttle valve is fully opened), and the tumble flow in the combustion chamber of the engine is reinforced. Since the combustion efficiency in the combustion chamber when the throttle valve is fully opened is improved, the fuel consumption, output, and emission are improved.
      COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:通过抑制泵送损失(进气阻力)的发生来提高燃料消耗,输出和排放。 解决方案:通过仅打开和关闭进气门4来增强发动机的燃烧室中的滚动流,使得当进气门4打开时进气门4的阀中心轴线不同于阀中心 当进气门4关闭而不在发动机的进气口2内部形成突起的情况下的进气门4的轴线和进气调节部(挡块壁部)。 因此,当进气量大(即节气门完全打开时),并且发动机的燃烧室内的滚筒流量增强时,抑制了泵送损失(进气阻力)的发生。 由于在节气门完全打开时燃烧室的燃烧效率提高,所以燃料消耗,输出和排放得到改善。 版权所有(C)2009,JPO&INPIT
    • 4. 发明专利
    • Belt drive mechanism
    • 皮带驱动机构
    • JP2008169757A
    • 2008-07-24
    • JP2007003704
    • 2007-01-11
    • Denso CorpNippon Soken Inc株式会社デンソー株式会社日本自動車部品総合研究所
    • YAMADA TOMOJIINAGAKI MITSUOKONDO KOJI
    • F02B67/06
    • F16H55/36
    • PROBLEM TO BE SOLVED: To provide a belt drive mechanism which extends a lifetime of a bearing and increases reliability by reducing acting load, and reduces cost by miniaturizing the bearing and a periphery structure.
      SOLUTION: This mechanism is provided with a pulley 20 driven and rotated by a belt, two coil springs 81, 82 connected to the pulley 20 at one ends thereof, an inner 12 and a rotor 10 to which another end of the coil springs 81, 82 are connected, and bearings 30, 32 arranged near both ends of the coil springs 81, 82 between the pulley 20 and the inner 12. Connection of the pulley 20 and each one end of the coil spring 81, 82, and connection of the inner 12 and each another end of the coil spring 81, 82 are done at a plurality of sections along a circumference direction.
      COPYRIGHT: (C)2008,JPO&INPIT
    • 解决的问题:提供一种通过减少作用载荷来延长轴承寿命并增加可靠性的带驱动机构,并且通过使轴承和周边结构小型化来降低成本。 解决方案:该机构设置有由带驱动和旋转的滑轮20,在其一端连接到滑轮20的两个螺旋弹簧81,82,内部12和转子10,线圈的另一端 连接弹簧81,82,并且在滑轮20和内部12之间设置在螺旋弹簧81,82的两端附近的轴承30,32。滑轮20和螺旋弹簧81,82的每一端的连接 螺旋弹簧81,82的内部12和另一端的连接在沿圆周方向的多个部分进行。 版权所有(C)2008,JPO&INPIT
    • 5. 发明专利
    • Scroll compressor
    • 滚动压缩机
    • JP2003328962A
    • 2003-11-19
    • JP2002169072
    • 2002-06-10
    • Denso CorpNippon Soken Inc株式会社デンソー株式会社日本自動車部品総合研究所
    • TSURUTA TOMOHIKOUCHIDA KAZUHIDEINAGAKI MITSUOAKIYAMA KUNITAKAKAMIYA HARUO
    • F04C27/00F04C18/02
    • PROBLEM TO BE SOLVED: To reduce mechanical loss due to seal rings of a back pressure chamber for bearing thrust load acting on a turning scroll of a scroll compressor, while enhancing a seal effect.
      SOLUTION: An annular groove 6e is formed in an end plate portion 6a of the turning scroll. The back pressure chamber 19 is defined between the end plate portion 6a and a surface of a middle housing supporting it. Thrust load caused by compression reactive force is counterbalanced by introducing high pressure fluid in the back pressure chamber 19. The two seal rings 11, 12 are provided for preventing leakage of the high pressure fluid from the back pressure chamber 19. These seal rings may be united by a connection portion. The respective seal rings are constructed for movement (slanting in this case) in the annular groove 6e. They, when moving, form annular contact areas of high bearing at portions contacting with a surface of the annular groove 6e or a surface of the associated middle housing, and a high seal effect is obtained while controlling the mechanical loss.
      COPYRIGHT: (C)2004,JPO
    • 要解决的问题:为了减少作用在涡旋压缩机的转动涡卷上的轴承推力负荷的背压室的密封环的机械损失,同时提高密封效果。 解决方案:环形槽6e形成在转动涡卷的端板部分6a中。 背压室19被限定在端板部分6a和支撑它的中间壳体的表面之间。 通过在背压室19中引入高压流体来抵消由压缩反作用力引起的推力负荷。两个密封环11,12设置用于防止高压流体从背压室19泄漏。这些密封环可以是 通过连接部分联合。 相应的密封环构造成在环形槽6e中移动(在这种情况下为倾斜)。 它们在移动时在与环形槽6e的表面或相关联的中间壳体的表面接触的部分处形成高轴承的环形接触区域,并且在控制机械损失的同时获得高密封效果。 版权所有(C)2004,JPO
    • 6. 发明专利
    • Scroll compressor
    • 滚动压缩机
    • JP2010048093A
    • 2010-03-04
    • JP2008210734
    • 2008-08-19
    • Denso CorpNippon Soken Inc株式会社デンソー株式会社日本自動車部品総合研究所
    • KAWAMOTO YOICHIROHOTTA TADASHIKUSADA SUSUMUINAGAKI MITSUOIWANAMI SHIGEKI
    • F04C18/02F04C29/00F04C29/02
    • PROBLEM TO BE SOLVED: To provide a scroll compressor equipped with a thrust bearing in which high lubricating reliability is ensured by satisfying both of retention capability and fluidity of oil.
      SOLUTION: The scroll compressor is equipped with a fixed scroll, a movable scroll, and the trust bearing. The thrust bearing has: a first sliding surface 54a and a second sliding surface in which mutual sliding-contact motions of the sliding surfaces are carried out and any one of the sliding surfaces is fixed and the other, together with the movable scroll, performs an orbital motion, and a depression 54c which is formed in an axially depressed manner from the first sliding surface 54a and is surrounded with the first sliding surface 54a. In the thrust bearing, its peripheral edge 54f of the depression is located, on one side of an eccentric direction, on an inner circumferential side than an outer peripheral edge 55e of the second sliding surface, and is located, on the other side of the eccentric direction, on an outer circumferential side than the outer peripheral edge 55e of the second sliding surface. As a result, an opening 58 for opening partially the depression 54c is formed.
      COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供一种配备有推力轴承的涡旋式压缩机,其中通过满足油的保持能力和流动性两者来确保高润滑可靠性。

      解决方案:涡旋压缩机配备有固定涡旋盘,动涡旋盘和信任轴承。 推力轴承具有:第一滑动面54a和第二滑动面,其中滑动面的相互滑动接触运动被执行,并且滑动面中的任何一个固定,另一个与动涡旋件一起执行 以及从第一滑动面54a以轴向凹陷的方式形成并被第一滑动面54a包围的凹部54c。 在推力轴承中,凹部的周缘54f在偏心方向的一侧位于比第二滑动面的外周边缘55e的内周侧,位于第二滑动面的另一侧 在第二滑动面的外周边缘55e的外周侧。 结果,形成了用于部分地打开凹部54c的开口58。 版权所有(C)2010,JPO&INPIT

    • 8. 发明专利
    • Scroll type compressor
    • 滚动式压缩机
    • JP2003021084A
    • 2003-01-24
    • JP2001202519
    • 2001-07-03
    • Denso CorpNippon Soken Inc株式会社デンソー株式会社日本自動車部品総合研究所
    • UCHIDA KAZUHIDEINAGAKI MITSUOKIMURA SEISHUSAKAI TAKESHI
    • F04C18/02
    • PROBLEM TO BE SOLVED: To reduce mechanical loss by reducing load of a seal material in a thrust support back pressure chamber, even when a scroll type compressor is operated at an extremely high operating pressure.
      SOLUTION: A middle housing 13 is disposed at the back of a turning scroll 6 and supports thrust load by a compression reaction force, but the back pressure chamber 19 is formed in one of the back surface of an end plate part 6a of the turning scroll and a surface of the middle housing 13 facing to it, and pressure of compressed fluid is introduced to generate a force by the back pressure to cancel the thrust load. However, the back pressure must be also increased when the operating pressure is high, so that load of the seal material increases to increase abrasion and the mechanical loss. A plurality of coil springs 12 are provided as an additional energizing means and their ends are mounted to the turning scroll 6 side and the middle housing 13 side, thereby generating an axial force/without causing the friction. A magnet may the used.
      COPYRIGHT: (C)2003,JPO
    • 要解决的问题:即使当涡旋式压缩机在非常高的工作压力下操作时,通过减小推力支撑背压室中的密封材料的负载来减少机械损失。 解决方案:中间壳体13设置在转动涡卷6的后部,并通过压缩反作用力支撑推力载荷,但背压室19形成在转动涡旋件的端板部分6a的后表面之一中 并且中间壳体13的面向其的表面,并且压缩流体的压力被引入以通过背压产生力以消除推力负载。 然而,当操作压力高时,背压也必须增加,使得密封材料的载荷增加以增加磨损和机械损失。 多个螺旋弹簧12被设置为附加的激励装置,并且它们的端部安装到转动涡卷6侧和中间壳体13侧,从而产生轴向力而不引起摩擦。 可以使用磁铁。