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    • 1. 发明授权
    • Scroll type refrigerant compressor with means for preventing
uncontrolled movement of a drive bushing
    • 涡旋式制冷压缩机具有用于防止驱动套管不受控制运动的装置
    • US5452995A
    • 1995-09-26
    • US153291
    • 1993-11-16
    • Yuji IzumiYasushi WatanabeMasao IguchiIzuru Shimizu
    • Yuji IzumiYasushi WatanabeMasao IguchiIzuru Shimizu
    • F04C18/02F04C29/00F04C18/04
    • F04C29/0057
    • A scroll type refrigerant compressor having a stationary scroll unit including a spiral member, a movable scroll unit including an orbiting spiral member engaged with the stationary spiral member to define gas-pocket-like variable-volume compression chambers in which the refrigerant gas is compressed in response to a rotation of a drive shaft having an eccentrically arranged drive key member, a drive bushing member having an aperture formed therein in which the drive key of the drive shaft is inserted so as to cause an eccentric motion of the drive bushing member which is operatively engaged with the movable spiral member of the movable scroll unit to thereby drive an orbiting motion of the movable spiral member, and a mechanical space-control unit for suppressing an uncontrolled play of the drive bushing member to thereby move the movable scroll unit in a correct orbiting path with respect to the stationary scroll unit.
    • 一种涡卷式制冷剂压缩机,其具有包括螺旋构件的固定涡旋单元,包括与固定螺旋构件接合的旋转螺旋构件的动涡旋单元,以限定其中制冷剂气体被压缩的气囊式可变容积压缩室 响应于具有偏心布置的驱动键构件的驱动轴的旋转,具有形成在其中的孔的驱动衬套构件,驱动轴的驱动键被插入其中,以使驱动衬套构件的偏心运动 与可动涡旋单元的可动螺旋构件可操作地接合,从而驱动可动螺旋构件的旋转运动,以及机械空间控制单元,用于抑制驱动衬套构件的不受控制的游隙,从而将可动涡旋单元移动到 相对于固定涡旋单元的正确的轨道运动路径。
    • 4. 发明授权
    • Scroll type compressor
    • 涡旋式压缩机
    • US6152713A
    • 2000-11-28
    • US141955
    • 1998-08-28
    • Shigeru HisanagaTsuyoshi TakemotoYoshitaka AkiyamaShinichi WatanabeHiroyuki HayashiYasushi WatanabeTatsushi MoriIzuru ShimizuMasao Iguchi
    • Shigeru HisanagaTsuyoshi TakemotoYoshitaka AkiyamaShinichi WatanabeHiroyuki HayashiYasushi WatanabeTatsushi MoriIzuru ShimizuMasao Iguchi
    • F04C18/02F04C29/02F04C29/12F01C1/02
    • F04C29/12F04C18/0215F04C29/026
    • A scroll type compressor having a front housing, a rear housing, an intermediate outer shell portion arranged between the front and rear housing to form an integral stationary scroll element having a stationary end plate and a stationary spiral member, a movable scroll element having a movable end plate and a movable spiral element and being engaged with the stationary scroll element to define a plurality of compression chambers shifting and reducing in volume to compress refrigerant gas, containing therein an oil component, in response to an orbiting motion of the movable scroll element, a suction port formed in the intermediate outer shell portion to directly introduce the refrigerant gas into the compression chambers, and a discharge chamber in which the refrigerant gas after compression is discharged from the compression chambers. The rear housing having an oil-separating chamber for separating the oil component from the refrigerant gas after compression and an oil-storing chamber for storing therein the separated oil to be supplied to the interior of the front housing via an oil passage formed in the intermediate outer shell to cool and lubricate movable elements and portions of the compressor.
    • 一种涡旋式压缩机,具有前壳体,后壳体,布置在前壳体和后壳体之间的中间外壳部分,以形成具有固定端板和固定螺旋构件的一体式固定涡旋件,具有可移动 端板和可动螺旋元件,并与固定涡旋元件接合以限定多个压缩室,以便响应于可动涡旋元件的轨道运动来移动和减小体积以压缩其中容纳有油分量的制冷剂气体, 形成在中间外壳部分中以将制冷剂气体直接引入压缩室的吸入口,以及压缩后的制冷剂气体从压缩室排出的排出室。 后壳体具有用于在压缩后将油分离器与制冷剂气体分离的油分离室,以及用于在其中储存经由形成在中间体中的油路供给到前壳体的内部的分离油的储油室 外壳以冷却和润滑可移动元件和压缩机的部分。
    • 5. 发明授权
    • Scroll-type compressor with a slider plate for smoothing the orbiting
movement of a movable scroll
    • 具有滑动板的涡旋式压缩机,用于平滑动涡旋盘的轨道运动
    • US06123530A
    • 2000-09-26
    • US59379
    • 1998-04-14
    • Kenji NakazawaYoshitaka AkiyamaYuuji YamamotoYasushi WatanabeIzuru ShimizuMasao Iguchi
    • Kenji NakazawaYoshitaka AkiyamaYuuji YamamotoYasushi WatanabeIzuru ShimizuMasao Iguchi
    • F04C18/02F01C17/06F04C29/00F01C1/02
    • F01C17/063F04C29/0021F04C2230/70
    • A scroll-type compressor includes a front housing, a rear housing, and stationary and movable scrolls engaging with each other to define a plurality of compression chambers therebetween. The stationary scroll is connected to the rear housing to define a discharge chamber therebetween. The stationary and movable scrolls are provided between the front and rear housings so that the movable scroll moves along an orbiting path. A drive shaft extends through the front housing and is drivingly connected to the movable scroll. The rotation of the drive shaft moves the movable scroll along the orbiting path to shift the compression chambers from the periphery to the center of the scrolls with the volume of the chambers reducing. A slider plate, substantially in the form of a ring, for providing a sliding surface for the movable scroll, relative to the front housing, is disposed between the front housing and the movable scroll. The slider plate includes first and second slots which are disposed diametrically opposite to each other and extend radially and circumferentially, respectively. A pair of pins are provided for engagement with the first and second slots of the slider plate to lock and secure the slider plate to the front housing or to the movable scroll.
    • 涡旋式压缩机包括前壳体,后壳体和彼此接合以在其间限定多个压缩室的固定和可动涡旋件。 固定涡旋件连接到后壳体以在它们之间限定排出室。 固定和可动涡卷设置在前壳体和后壳体之间,使得可动涡旋件沿着轨道运动。 驱动轴延伸穿过前壳体并且驱动地连接到动涡旋盘。 驱动轴的旋转使动涡旋盘沿运动路径移动,从而将压缩室从涡卷的周边移动到中心,同时减小了腔室的体积。 基本上呈环状的滑板,用于相对于前壳体提供用于动涡旋盘的滑动面设置在前壳体和动涡旋件之间。 滑动板包括彼此沿直径相对设置且分别沿径向和周向延伸的第一和第二狭槽。 提供一对销以与滑块的第一和第二槽接合以将滑块锁定并固定到前壳体或动涡旋盘上。
    • 6. 发明授权
    • Scroll type compressor with counterweight
    • 带配重的涡旋式压缩机
    • US5362218A
    • 1994-11-08
    • US152985
    • 1993-11-15
    • Tetsuhiko FukanumaYasushi WatanabeKiyohiro YamadaIzuru ShimizuYuji IzumiTetsuo YoshidaTetsuya Yamaguchi
    • Tetsuhiko FukanumaYasushi WatanabeKiyohiro YamadaIzuru ShimizuYuji IzumiTetsuo YoshidaTetsuya Yamaguchi
    • F04C18/02F04C29/00F16F15/28F01C1/04
    • F16F15/28F04C18/0215F04C29/0021F04C29/0057
    • A scroll type compressor comprising mutually mating stationary and movable scroll members, a drive shaft, a counterweight, a slide key extending from the drive shaft, and a drive bush slidably fit on the slide key. The counterweight is immovably fit on the drive shaft. The slide key has a first axis offset from the longitudinal axis of the drive shaft for causing the movable scroll member to revolve around the longitudinal axis of the drive shaft, and a second axis perpendicular to the first axis. In the second form of the compressor, the counterweight has a guide portion having a first axis offset from the longitudinal axis of the drive shaft for causing the movable scroll member to revolve around the longitudinal axis of the drive shaft, and a second axis. The drive bush is slidably fit on the guide portion. The drive bush is movable along the second axis of the slide key or the guide portion to a smaller extent in one direction by which the eccentricity between the longitudinal axis of the drive shaft and the longitudinal axis of the drive bush is increased, and to a greater extent in the other direction by which the eccentricity is decreased.
    • 一种涡旋式压缩机,包括相互配合的固定和可动涡旋构件,驱动轴,配重,从驱动轴延伸的滑动键,以及可滑动地配合在滑动键上的驱动衬套。 配重不可移动地安装在驱动轴上。 滑动键具有从驱动轴的纵向轴线偏移的第一轴,用于使可动涡旋构件围绕驱动轴的纵向轴线旋转,以及垂直于第一轴线的第二轴线。 在压缩机的第二形式中,配重具有引导部分,该引导部分具有偏离驱动轴的纵向轴线的第一轴线,用于使可动涡旋件绕驱动轴的纵向轴线和第二轴线旋转。 驱动衬套可滑动地配合在引导部分上。 驱动衬套可沿着滑动键或引导部分的第二轴线移动到一个方向上较小的程度,驱动轴的纵向轴线与驱动衬套的纵向轴线之间的偏心度增加,并且至 在偏心率降低的另一方向上的更大程度。
    • 9. 发明授权
    • Oil pump
    • 油泵
    • US08342815B2
    • 2013-01-01
    • US12365661
    • 2009-02-04
    • Yasushi WatanabeKoji Saga
    • Yasushi WatanabeKoji Saga
    • F04B49/08
    • F04C2/102F04C14/14F05C2201/021
    • Fluid inlet and outlet portions are provided for introducing and discharging a hydraulic fluid. The fluid outlet portion includes a plurality of outlet ports. A drive shaft is provided that rotates about its axis. A plurality of volume variable pump chambers are arranged about the drive shaft and rotated by the same. The pump chambers are arranged between the fluid inlet and outlet portions for compressing the hydraulic fluid from the fluid inlet portion before discharging the same from the fluid outlet portion. The pump chambers are exposed to the outlet ports separately one after another when the pump chambers are rotated by the drive shaft. A discharge rate varying mechanism is provided that varies a fluid discharge rate of each of the outlet ports by varying the amount of the fluid led to the outlet ports.
    • 流体入口和出口部分用于引入和排出液压流体。 流体出口部分包括多个出口。 提供围绕其轴线旋转的驱动轴。 多个容积可变的泵室围绕驱动轴布置并由其旋转。 泵室布置在流体入口和出口部分之间,用于在从流体出口部分排放之前从流体入口部分压缩液压流体。 当泵室由驱动轴旋转时,泵室一个接一个地分开地暴露于出口端口。 提供一种排出速率变化机构,其通过改变引导到出口的流体的量来改变每个出口的流体排出速率。
    • 10. 发明申请
    • VARIABLE DISPLACEMENT PUMP
    • 可变位移泵
    • US20110123379A1
    • 2011-05-26
    • US12947084
    • 2010-11-16
    • Koji SagaHideaki OhnishiYasushi Watanabe
    • Koji SagaHideaki OhnishiYasushi Watanabe
    • F01C20/18
    • F04C2/3442F04C14/226F04C15/0049F04C2270/12F04C2270/14
    • A variable displacement pump includes a pump structural member configured to change volumes of a plurality of working chambers by rotation of a rotor, so as to introduce oil through an inlet port into the working chambers and to discharge the oil through a discharge port, and further configured to oscillate a cam ring by a discharge pressure introduced into a control oil chamber. A first coil spring is provided to force the cam ring in a direction for increasing of a rate of change of the working-chamber volume. A second coil spring is provided to force the cam ring in a direction for decreasing of the rate of change of the working-chamber volume. The first and second coil springs are laid out on both sides of an arm portion of the cam ring in a manner so as to be opposed to each other.
    • 可变排量泵包括泵结构构件,其构造成通过转子的旋转来改变多个工作室的体积,以便通过入口将油引入到工作室中并且通过排出口排出油,并且进一步 构造成通过引入到控制油室中的排出压力来摆动凸轮环。 设置第一螺旋弹簧以迫使凸轮环沿着增加工作室容积的变化率的方向。 提供第二螺旋弹簧以迫使凸轮环沿着减小工作室容积的变化率的方向。 第一和第二螺旋弹簧以彼此相对的方式布置在凸轮环的臂部的两侧。