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    • 3. 发明专利
    • Variable speed electromagnetic clutch
    • 变速电磁离合器
    • JP2011085180A
    • 2011-04-28
    • JP2009237810
    • 2009-10-15
    • Toyota Industries Corp株式会社豊田自動織機
    • HOSHINO NOBUAKIKAWAGUCHI MASAHIROOTA MASAKIKIMOTO YOSHIOONISHI TORU
    • F16D27/12F16D27/112F16H3/54
    • PROBLEM TO BE SOLVED: To provide a more practical variable speed electromagnetic clutch usable for a vehicular air conditioner. SOLUTION: The variable speed electromagnetic clutch is mounted on a front housing 5 of a scroll type compressor 3 and on a driving shaft 8. When a current flows in a coil 57 in a negative direction, a magnetic circuit is formed among part of a fixed core body 55 excluding a fixed magnet 59, a movable core 69 and a first armature 81 and the first armature 81 is magnetized to the fixed core body 55. When a current flows in the coil 57 in a positive direction, a magnetic circuit is formed among part of the movable core 69 excluding a movable magnet 71, a second armature 83 and the fixed core body 55 and the second armature 83 is magnetized to the movable core 69. Thus, the variable speed electromagnetic clutch performs power transmission between a pulley 79 and the driving shaft 8 at two types of variable speeds, and also performs power interruption. COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:提供一种可用于车辆空调的更实用的变速电磁离合器。 解决方案:变速电磁离合器安装在涡旋式压缩机3的前壳体5和驱动轴8上。当电流沿负方向在线圈57中流动时,部分地形成磁路 除了固定磁体59,可动铁芯69和第一电枢81以及第一电枢81之外的固定铁心体55被磁化到固定铁心体55.当电流沿正方向流入线圈57时, 在可动铁芯69的一部分之间形成电路,不包括可动磁体71,第二电枢83和固定铁芯体55,第二电枢83被磁化到可动铁芯69.因此,变速电磁离合器在 滑轮79和驱动轴8两种类型的可变速度,并且还进行电力中断。 版权所有(C)2011,JPO&INPIT
    • 4. 发明专利
    • Linear electric compressor and refrigerant circuit
    • 线性电动压缩机和制冷电路
    • JP2011074910A
    • 2011-04-14
    • JP2009283350
    • 2009-12-14
    • Toyota Industries Corp株式会社豊田自動織機
    • HOSHINO NOBUAKIKAWAGUCHI MASAHIROOTA MASAKIKIMOTO YOSHIOONISHI TORU
    • F04B35/04H02K33/16
    • F04B35/045F04B39/12F04B49/065F04B2203/0203F04B2203/0204
    • PROBLEM TO BE SOLVED: To provide a linear electric compressor which can achieve further miniaturization while maintaining a compression capacity of a refrigerant per unit time highly, and a refrigerant circuit which is provided with the linear electric compressor.
      SOLUTION: A piston 27 which is provided at the linear electric compressor 100 comprises: a piston rod 29; and first and second piston heads 31, 33 which are integrally provided at both ends of the piston rod 29. The piston rod 29 has a smaller diameter than those of the first and second piston heads 31, 33. A permanent magnets 35, 37 are provided at the first and second piston heads 31, 33. A center housing 7 has a spring seat 7b between the first and second piston heads 31, 33, and there are provided the first and second coils 49, 51 located around the piston rod 29 between the spring seat 7b and the first and second piston heads 31, 33. In addition, the refrigerant circuits 200, 300 are provided with the linear electric compressor 100.
      COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:提供一种能够在保持每单位时间高的制冷剂的压缩容量的同时实现进一步小型化的线性电动压缩机,以及设置有线性电动压缩机的制冷剂回路。 解决方案:设置在线性电动压缩机100的活塞27包括:活塞杆29; 以及一体地设置在活塞杆29的两端的第一和第二活塞头31,33。活塞杆29的直径小于第一和第二活塞头31,33的直径。永磁体35,37是 设置在第一和第二活塞头31,33处。中心壳体7在第一和第二活塞头31,33之间具有弹簧座7b,并且设置有位于活塞杆29周围的第一和第二线圈49,51 弹簧座7b与第一和第二活塞头31,33之间。此外,制冷剂回路200,300设置有线性电动压缩机100.(C)2011年,JPO&INPIT
    • 5. 发明专利
    • Compressor
    • 压缩机
    • JP2011017300A
    • 2011-01-27
    • JP2009162989
    • 2009-07-09
    • Toyota Industries Corp株式会社豊田自動織機
    • UMEMURA SATOSHIKAWAGUCHI MASAHIROOTA MASAKIOTA TAKAYUKIKAWAMURA KOJI
    • F04C18/10F04B27/06F04C23/00
    • PROBLEM TO BE SOLVED: To eliminate cumbersome clearance management between a partition member and end surface of a cylinder.SOLUTION: A seal ring 32 is interposed between a first cylinder 28 forming a first suction/discharge mechanism part and a second cylinder 30 forming a second suction/discharge mechanism part. The seal ring 32 partitions a space S into a first back pressure chamber S1 and second back pressure chamber S2. The first back pressure chamber S1 communicates to a shaft inner passage 27 in a crank shaft 24. The second back pressure chamber S2 communicates to a motor chamber 45 through a back pressure groove 285. Pressures in the first back pressure chamber S1 and second back pressure chamber S2 respectively bring the first cylinder 28 and second cylinder 30 into press contact with a first partition plate 33 and second partition plate 34.
    • 要解决的问题:为了消除分隔构件和气缸端面之间的麻烦的间隙管理。解决方案:密封环32插入在形成第一吸入/排出机构部分的第一气缸28和形成第二吸入/排出机构部分的第二气缸30之间 抽吸机构部分。 密封环32将空间S分隔成第一背压室S1和第二背压室S2。 第一背压室S1与曲轴24中的轴内通道27连通。第二背压室S2通过背压槽285与马达室45连通。第一背压室S1和第二背压 室S2分别使第一缸28和第二缸30与第一隔板33和第二隔板34压接。
    • 7. 发明专利
    • Air conditioner for vehicle
    • 车用空调
    • JP2010038080A
    • 2010-02-18
    • JP2008203534
    • 2008-08-06
    • Toyota Industries Corp株式会社豊田自動織機
    • OTA MASAKIHOSHINO NOBUAKIKIMOTO YOSHIOYAMAGUCHI TAKESHIMATSUNAGA SHINJI
    • F04B49/10F04B27/14F04B49/06
    • PROBLEM TO BE SOLVED: To provide an air conditioner for a vehicle, exhibiting excellent slide characteristic when a drive shaft is rotated at high speed and exhibiting high refrigerating capacity when the drive shaft is rotated at low speed, while suppressing temperature rise of a swash plate compressor when the swash plate compressor continues off operation with the large amount of lubricating oil existing in a crank chamber. SOLUTION: This air conditioner for the vehicle has a drain oil passage 62 allowing an area having the large amount of lubricating oil in the crank chamber 24 to communicate with an intake chamber 20, and an operating valve 70 increasing the opening of the drain oil passage 62 or the like by increasing the rotational speed of the drive shaft 16. An air conditioner ECU 13 has a protection means 13c changing a current carrying condition to a solenoid 48a for a set time Ts in order not to minimize discharge capacity when it is detected by a capacity detection means 13a that the discharge capacity is minimized and it is detected by a rotational speed detection means 13b that the rotational speed of the drive shaft 16 exceeds first reference rotational speed Nh. COPYRIGHT: (C)2010,JPO&INPIT
    • 解决问题:为了提供一种用于车辆的空调器,当驱动轴以低速旋转并且当驱动轴以低速旋转时,驱动轴高速旋转并表现出高的制冷能力,同时抑制温度升高 旋转斜盘压缩机,当旋转斜盘压缩机继续运转时,存在曲柄室中的大量润滑油。 解决方案:该车用空气调节器具有排水油通道62,允许曲柄室24中具有大量润滑油的区域与进气室20连通;以及操作阀70, 排水油路62等。空调ECU13具有保护装置13c,其将载运状态改变为螺线管48a达设定时间Ts,以便不使最小化放电容量最小化 通过容量检测单元13a检测到放电容量最小,并且由转速检测单元13b检测出驱动轴16的旋转速度超过第一基准转速Nh。 版权所有(C)2010,JPO&INPIT
    • 8. 发明专利
    • Variable displacement type gear pump
    • 可变位移型齿轮泵
    • JP2009062970A
    • 2009-03-26
    • JP2008030926
    • 2008-02-12
    • Toyota Industries Corp株式会社豊田自動織機
    • SUZUKI SHIGERUOTA MASAKIMURAKAMI KAZUROYAMASHITA KATSUMIYOKOI HIRONAOFUJII TOSHIRO
    • F04C2/18F04C14/26F04C15/06
    • PROBLEM TO BE SOLVED: To provide a variable displacement type gear pump capable of providing a suction passage merging suction side channels in a housing and preventing fluid passing through a specific passage from continuously circulated even if low displacement operation is continued.
      SOLUTION: This variable displacement type gear pump 10 includes a plurality of gear mechanisms 21, 23 in which drive gears 22, 25 and driven gears 23, 26 mesh, gear chambers 12, 13 of the gear mechanisms 21, 24, and a suction passage 35 communicating to the gear chambers 12, 13. The drive gears 22, 25 include a common drive shaft center. The gear pump 10 includes a return passage 50 returning fluid delivered to a delivery side space part 34 of the gear chamber 13 to a suction passage 35, and an open and close valve 51 opening and closing a return passage 50, and a check valve 45 preventing delivered fluid from flowing into the delivery side space part 34. The suction passage 50 is formed in a body 11 along the drive shaft center, and a merge part of both passages 35, 50 is set at an upstream side of the suction side space part 33 of the gear chamber 13.
      COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:提供一种可变排量式齿轮泵,其能够提供吸入通道,将吸入侧通道合并在壳体中,并且防止流过特定通道的流体,即使继续进行低位移操作。 解决方案:该可变排量式齿轮泵10包括多个齿轮机构21,23,其中驱动齿轮22,25和从动齿轮23,26啮合,齿轮机构21,24的齿轮室12,13和 与齿轮室12,13连通的吸入通路35.驱动齿轮22,25包括公共的驱动轴中心。 齿轮泵10包括将输送到齿轮室13的排出侧空间部分34的流体返回到吸入通道35的返回通道50和打开和关闭返回通道50的打开和关闭阀51以及止回阀45 防止输送流体流入输送侧空间部34.吸引通路50沿着驱动轴中心形成在主体11中,两通路35,50的合流部设置在吸入侧空间的上游侧 齿轮箱13的第33部分。版权所有(C)2009,JPO&INPIT
    • 9. 发明专利
    • Gear pump
    • 齿轮泵
    • JP2009052467A
    • 2009-03-12
    • JP2007219669
    • 2007-08-27
    • Toyota Industries Corp株式会社豊田自動織機
    • YAMASHITA KATSUMISUZUKI SHIGERUOTA MASAKI
    • F04C2/18F04C11/00F04C15/00
    • PROBLEM TO BE SOLVED: To provide a gear pump achieving a durability enhancement and reduction of manufacturing cost by parts commonalization, which includes a drive gear rotating shaft and a driven gear rotating shaft supported at portions each having a different outside diameter from the other.
      SOLUTION: The gear pump 1 includes two gear pairs of gear pair 8 and gear pair 11. A drive gear 6 of the gear pair 8 and a drive gear 9 of the gear pair 11 are connected to a single drive gear rotating shaft 12 by a spline fitting. On the drive gear rotating shaft 12, a large-diameter portion 12c, and a first small-diameter portion 12d and a second small-diameter portion 12e which have smaller diameters than that of the large-diameter portion 12c, are formed. The first small-diameter portion 12d is supported by a slide bearing 14b via a collar 15 having the same outer diameter as that of the large-diameter portion 12c. The second small-diameter portion 12e is also supported by a slide bearing 14c via a collar 16 having the same outer diameter as that of the large-diameter portion 12c. The slide bearings 14a to 14c are all the same parts.
      COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:提供一种实现耐久性提高的齿轮泵,并且通过部件普通化来降低制造成本,该齿轮泵包括驱动齿轮旋转轴和从动齿轮旋转轴,所述驱动齿轮旋转轴和从动齿轮旋转轴被支撑在各自具有不同外径的部分 其他。 解决方案:齿轮泵1包括齿轮对8和齿轮对11的两个齿轮对。齿轮对8的驱动齿轮6和齿轮对11的驱动齿轮9连接到单个驱动齿轮旋转轴 12通过花键配件。 在驱动齿轮旋转轴12上形成直径大于直径部12c的直径大的直径部12c,第一小直径部12d和第二小直径部12e。 第一小直径部分12d经由具有与大直径部分12c的外径相同的外径的轴环15由滑动轴承14b支撑。 第二小直径部分12e还通过具有与大直径部分12c的外径相同的外径的轴环16由滑动轴承14c支撑。 滑动轴承14a至14c都是相同的部件。 版权所有(C)2009,JPO&INPIT
    • 10. 发明专利
    • Gear pump
    • 齿轮泵
    • JP2008101551A
    • 2008-05-01
    • JP2006285293
    • 2006-10-19
    • Toyota Industries Corp株式会社豊田自動織機
    • MURAKAMI KAZUROOTA MASAKISUZUKI SHIGERUYAMASHITA KATSUMIYOKOI HIRONAO
    • F04C2/18F04C2/12
    • PROBLEM TO BE SOLVED: To provide a gear pump easily materializing operation without backlash without requiring selective fitting with ranking components according to actual measured dimensions. SOLUTION: A drive gear 6 and a driven gear 8 which are mutually circumscribed and engaged with are stored in a gear chamber 10. An abraded layer 15 softer than gear base material 6c forming the drive gear 6 is arranged on the tooth flank 6b of the drive gear 6 on an opposite side to a rotational direction. An abraded layer 16 softer than gear base material 8c forming the driven gear 8 is arranged on the tooth flank 8a of the driven gear 8 on a side in the rotational direction. When the gear pump 1 is assembled, the tooth flank 6a of the drive gear 6 on the side in the rotational direction and the tooth flank 8b of the driven gear 8 on the opposite side to the rotational direction are brought into contact with each other through the gear base materials 6c, 8c. The abraded layer 15 arranged on the tooth flank 6b of the drive gear 6 and the abraded layer 16 arranged on the tooth flank 8a of the driven gear 8 are also brought into contact with each other. COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:为了提供齿轮泵,容易实现无间隙的操作,而不需要根据实际测量的尺寸选择性地配合分级部件。 解决方案:相互外接和啮合的驱动齿轮6和从动齿轮8被储存在齿轮室10中。比形成驱动齿轮6的齿轮基体6c更软的磨损层15设置在齿面 驱动齿轮6的6b与转动方向相反的一侧。 形成从动齿轮8的齿轮基材8c的磨损层16沿着旋转方向配置在从动齿轮8的齿面8a上。 当组装齿轮泵1时,驱动齿轮6的沿旋转方向的齿面6a和从动齿轮8的与旋转方向相反的一侧的齿面8b通过相互接触而相互接触 齿轮基材6c,8c。 布置在驱动齿轮6的齿面6b上的磨损层15和布置在从动齿轮8的齿面8a上的磨损层16也彼此接触。 版权所有(C)2008,JPO&INPIT