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1. 发明授权

US5983780A Multiple piston swash plate type of compressor including different dead volumes of the cylinder bores by the use of different length pistons 失效
标题翻译：多个活塞旋转斜盘式压缩机，包括使用不同长度的活塞的缸体的不同死体积
公开(公告)号：US5983780A
公开(公告)日：1999-11-16
申请号：US746920
申请日：1996-11-18
申请人： Akira Nakamoto , Kazuhiro Nomura , Takanori Okabe , Naofumi Kimura , Hayato Ikeda , Hiroyuki Gennami , Hisato Kawamura , Junichi Toyama
发明人： Akira Nakamoto , Kazuhiro Nomura , Takanori Okabe , Naofumi Kimura , Hayato Ikeda , Hiroyuki Gennami , Hisato Kawamura , Junichi Toyama
IPC分类号： F04B49/00 , F04B27/08 , F04B27/12 , F04B35/01 , F04B39/00 , F01B7/18
CPC分类号： F04B27/0878 , F04B27/12 , F04B39/0027
摘要： A compressor includes front and rear cylinder blocks, a drive shaft rotatably supported by the cylinder blocks, a swash plate mounted on the drive shaft, a plurality of cylinder bores defined in the cylinder blocks and located around the drive shaft, and a plurality of pistons respectively disposed in the cylinder bores. The pistons reciprocate by converting rotation of the drive shaft with the swash plate. A plurality of compression chambers are defined in the cylinder bores for compressing the gas supplied to the cylinder bores in accordance with the reciprocating movement of the pistons. Each compression chamber has dead volume defined by a space having a predetermined volume when the associated piston is at top dead center in each cylinder bore. A reference capacity is defined by the capacity when the piston is at a bottom dead center of the cylinder bore that has the smallest dead volume. The largest dead volume is greater than the minimum dead volume by approximately four percent of the reference capacity.
摘要翻译：压缩机包括前后缸体，由气缸体可旋转地支撑的驱动轴，安装在驱动轴上的斜盘，限定在气缸体中并位于驱动轴周围的多个气缸孔，以及多个活塞分别设置在气缸孔中。活塞通过转动驱动轴与旋转斜盘的旋转而往复运动。多个压缩室限定在气缸孔中，用于根据活塞的往复运动来压缩供应到气缸孔的气体。当相关联的活塞在每个气缸孔中的上止点时，每个压缩室具有由具有预定体积的空间限定的死体积。当活塞处于死缸体积最小的气缸孔的下死点时，参考能力由容量定义。死亡体积的最大死亡人数比最小死亡人数大约为参考能力的四分之一。

2. 发明授权

US5809865A Piston-type compressor with reduced vibration 失效
标题翻译：活塞式压缩机减振
公开(公告)号：US5809865A
公开(公告)日：1998-09-22
申请号：US800891
申请日：1997-02-13
申请人： Hayato Ikeda , Akira Nakamoto , Hisato Kawamura , Noriyuki Shintoku
发明人： Hayato Ikeda , Akira Nakamoto , Hisato Kawamura , Noriyuki Shintoku
IPC分类号： F04B39/00 , F01B3/00
CPC分类号： F04B39/0055
摘要： A compressor that is constructed for reduced vibration during operation includes a cylinder having at least three cylinder bores, pistons being respectively positioned in the cylinder bores, structure for reciprocating the pistons; and structure for defining a dead volume between each of the pistons and cylinder bores. The dead volumes are divided into at least two groups, which include a large dead volume group and a small dead volume group, and wherein the large dead volume group includes at least two cylinder bores, whereby vibration is reduced during operation.
摘要翻译：构造为在运行期间减少振动的压缩机包括具有至少三个气缸孔的气缸，分别位于气缸孔中的活塞，用于使活塞往复运动的结构; 以及用于在每个活塞和气缸孔之间限定死体积的结构。死体积分为至少两组，其中包括大的死体积组和小的死体积组，并且其中大的死体积组包括至少两个气缸孔，由此在操作期间振动减小。

3. 发明授权

US5528976A Swash plate type compressor with bearing assembly 失效
标题翻译：斜盘式压缩机带轴承总成
公开(公告)号：US5528976A
公开(公告)日：1996-06-25
申请号：US342713
申请日：1994-11-21
申请人： Hayato Ikeda , Naoya Yokomachi , Satoshi Umemura , Kazuya Kimura , Hideo Mori , Hisato Kawamura , Akira Nakamoto
发明人： Hayato Ikeda , Naoya Yokomachi , Satoshi Umemura , Kazuya Kimura , Hideo Mori , Hisato Kawamura , Akira Nakamoto
IPC分类号： F04B27/10 , F04B39/00 , F04B27/08 , F01B3/00
CPC分类号： F04B39/0027 , F04B27/1063 , Y10T74/18336
摘要： A compressor has a swash plate supported on a drive shaft for an integral rotation. The swash plate is coupled to a plurality of pistons reciprocally moveable in a cylinder block to compress gas therein. Reaction force of the compressed gas applied to the piston and causing axial load acting on the swash plate and the drive shaft is buffered by buffer structure. The buffer structure comprises a first bearing interposed between a first surface of the swash plate and the cylinder block. The buffer structure has a second bearing interposed between a second surface of the swash plate and the cylinder block. One of the bearings is arranged to be flexibly deformable to absorb the axial load while the other bearing is arranged to be rigid to receive the axial load and transmit the axial load to the cylinder block.
摘要翻译：压缩机具有支撑在驱动轴上用于一体旋转的斜盘。旋转斜盘联接到在气缸体中可往复运动的多个活塞，以在其中压缩气体。施加到活塞上并产生作用在斜盘和驱动轴上的轴向载荷的压缩气体的反作用力被缓冲结构缓冲。缓冲结构包括插入在斜盘的第一表面和气缸体之间的第一轴承。缓冲结构具有介于旋转斜盘的第二表面和气缸体之间的第二轴承。轴承中的一个被布置成可挠曲地变形以吸收轴向载荷，而另一个轴承被布置为刚性的以承受轴向载荷并将轴向载荷传递到气缸体。

4. 发明授权

US5078582A Reciprocatory piston type compressor having a noise and vibration suppressed discharge valve mechanism 失效
标题翻译：具有噪声和振动抑制排放阀机构的活塞式活塞式压缩机
公开(公告)号：US5078582A
公开(公告)日：1992-01-07
申请号：US636772
申请日：1991-01-02
申请人： Masakazu Ohbayashi , Hayato Ikeda , Satoshi Umemura , Hisato Kawamura
发明人： Masakazu Ohbayashi , Hayato Ikeda , Satoshi Umemura , Hisato Kawamura
IPC分类号： F04B39/10
CPC分类号： F04B39/10 , F04B39/1066 , F04B39/1073 , Y10T137/784
摘要： A valve plate accommodated in a reciprocatory piston type compressor and arranged between an axial end of a cylinder block provided with a plurality of cylinder bores in which a plurality of double-headed pistons are reciprocated to compress a refrigerant gas, and a housing member provided with a suction chamber and a discharge chamber. The valve plate is provided with a plurality of suction ports communicating between the suction chamber and the plurality of cylinder bores and openably closed by suction valves, and a plurality of discharge ports communicating between the discharge chamber and the plurality of cylinder bores of the cylinder block. The valve plate is provided with surface portions extended around each of the discharge ports to be cooperable with the spring steel discharge valves for opening and closing the discharge ports, and formed to have 10 through 20 Rz surface roughness and a Vicker's hardness of 120 through 450.

5. 发明授权

US5813314A Double-headed swash-plate operated reciprocating piston type compressor with improved thrust bearing assemblies for the swash plate 失效
标题翻译：双头旋转斜盘操作的往复式活塞式压缩机，具有改进的用于斜盘的推力轴承组件
公开(公告)号：US5813314A
公开(公告)日：1998-09-29
申请号：US558725
申请日：1995-11-16
申请人： Hiromi Michiyuki , Hayato Ikeda , Masanobu Yokoi , Hisato Kawamura , Yasunori Ueda
发明人： Hiromi Michiyuki , Hayato Ikeda , Masanobu Yokoi , Hisato Kawamura , Yasunori Ueda
IPC分类号： F04B39/00 , F04B27/08 , F04B27/10 , F16C27/08 , F01B3/00
CPC分类号： F16C27/08 , F04B27/1063 , Y10T74/18336
摘要： A double-headed swash-plate operated reciprocating piston type refrigerant compressor having front and rear cylinder blocks provided with axial cylinder bores for receiving the double-headed pistons reciprocated by a swash plate mounted on an axial drive shaft rotating about an axis of rotation thereof together with the swash plate which is axially and rigidly supported by front and rear thrust bearing assemblies including an elastic unit arranged between the thrust bearing of at least one of the front and rear thrust bearing assemblies and a pressure receiving seat formed in the shoulder portion of the swash plate, the elastic unit providing the swash plate with a axial mechanical support having a rigidity which changes in a stepwise manner in response to a change in a discharge pressure of the refrigerant compressed by the compressor.
摘要翻译：一种双头旋转斜盘操作的往复式活塞式制冷压缩机，其具有设置有轴向气缸孔的前后气缸体，用于接收由安装在围绕其旋转轴线旋转的轴向驱动轴上的斜盘往复运动的双头活塞其中旋转斜盘由前后推力轴承组件轴向和刚性地支撑，包括布置在前推力轴承和后推力轴承组件中的至少一个的止推轴承之间的弹性单元和形成在旋转斜盘，所述弹性单元为旋转斜盘提供轴向机械支撑，所述轴向机械支撑具有响应于由压缩机压缩的制冷剂的排出压力的变化而以逐步方式改变的刚度。

6. 发明授权

US5795139A Swash plate type refrigerant compressor with improved internal lubricating system 失效
标题翻译：具有改善内部润滑系统的斜盘式制冷压缩机
公开(公告)号：US5795139A
公开(公告)日：1998-08-18
申请号：US615104
申请日：1996-03-14
申请人： Hayato Ikeda , Masanobu Yokoi , Hiromi Michiyuki , Hisato Kawamura , Hirofumi Satoh , Noriyuki Shintoku
发明人： Hayato Ikeda , Masanobu Yokoi , Hiromi Michiyuki , Hisato Kawamura , Hirofumi Satoh , Noriyuki Shintoku
IPC分类号： F04B27/10 , F04B1/16 , F04B1/18
CPC分类号： F04B27/1063 , F04B27/1009 , F04B27/1036 , F04B27/109 , F05C2253/12
摘要： A refrigerant compressor, typically a swash plate type refrigerant compressor for compressing refrigerant gas containing therein lubricating oil, which has axially combined cylinder blocks having a plurality of cylinder bores in which a plurality of pistons reciprocate to implement suction and compression of refrigerant gas as well as discharge of the compressed refrigerant gas. The cylinder blocks further have a swash plate chamber for a swash plate supported by a sliding type thrust bearings, receiving the refrigerant gas returning from an exterior of the compressor, and an axially extending central through-bore for a drive shaft supported by radial bearings. The compressor has a lubricating oil system which includes a fluid passageway for supplying a part of the refrigerant gas containing the lubricating oil from refrigerant gas inlet passageways in the cylinder blocks into the central bore to lubricate the sliding type thrust bearings and the radial bearings. Additional gas passageways may be provided in the valve plate for providing communication between some cylinder bores and the central bore in synchronism with opening of suction valves of some cylinder bores so that introduction of the part of the refrigerant gas into the central bore from the swash plate is promoted.
摘要翻译：一种制冷剂压缩机，通常是用于压缩含有润滑油的制冷剂气体的斜盘式制冷剂压缩机，其具有轴向组合的气缸体，其具有多个气缸孔，多个气缸孔中多个活塞往复运动以实现制冷剂气体的吸入和压缩，排出压缩的制冷剂气体。气缸体还具有用于由滑动型止推轴承支撑的旋转斜盘的旋转斜盘室，其接收从压缩机外部返回的制冷剂气体，以及轴向延伸的用于由径向轴承支撑的驱动轴的中心通孔。压缩机具有润滑油系统，该润滑油系统包括用于将包含润滑油的一部分制冷剂气体从气缸体中的制冷剂气体入口通道供给到中心孔的流体通道，以润滑滑动型止推轴承和径向轴承。可以在阀板中设置另外的气体通道，用于与一些气缸孔的吸入阀的打开同步地在一些气缸孔和中心孔之间提供连通，从而将部分制冷剂气体从斜盘导入中心孔被提拔。

7. 发明授权

US5694828A Cam plate type compressor 失效
标题翻译：凸轮板式压缩机
公开(公告)号：US5694828A
公开(公告)日：1997-12-09
申请号：US527369
申请日：1995-09-12
申请人： Satoshi Umemura , Hayato Ikeda , Hideo Mori , Hirofumi Sato , Norikazu Deto , Hisato Kawamura , Hiromi Michiyuki , Tomoji Tarutani
发明人： Satoshi Umemura , Hayato Ikeda , Hideo Mori , Hirofumi Sato , Norikazu Deto , Hisato Kawamura , Hiromi Michiyuki , Tomoji Tarutani
IPC分类号： F04B27/10 , F16C32/00 , F01B3/00
CPC分类号： F04B27/1063
摘要： Disclosed is a compressor designed to facilitate the assembling of the thrust bearing and reduce noise. A swash plate which moves in responsive to the drive shaft is arranged in a crank chamber defined in a pair of cylinder blocks. Ring washers are held between both bosses of the swash plate and seats formed on both cylinder blocks. Wedge-like clearances are formed between the washers and the seats of the cylinder blocks for the effective introduction of the refrigerant gas by the yawing of the swash plate which occurs as the compressor runs. At this time, the washers, together with the lubrication oil mist contained in the refrigerant gas, constitute the dynamic bearing to support the swash plate and permit the relative movement of the swash plate to the cylinder blocks.
摘要翻译：公开了一种被设计成便于组装推力轴承并降低噪音的压缩机。响应于驱动轴移动的旋转斜盘布置在限定在一对气缸体中的曲柄室中。环形垫圈保持在斜盘的两个凸台和形成在两个气缸体上的阀座之间。在垫圈和气缸体的座之间形成楔形间隙，以便通过在压缩机运转时发生的斜盘的偏转来有效地引入制冷剂气体。此时，垫圈与容纳在制冷剂气体中的润滑油雾一起构成支撑斜盘的动态轴承，并允许斜盘相对于气缸体的运动。

8. 发明授权

US5556265A Multi-piston type refrigerant compressor with means for damping suction and discharge gas pulsation 失效
标题翻译：多活塞式制冷剂压缩机，具有用于阻尼吸气和排气脉动的装置
公开(公告)号：US5556265A
公开(公告)日：1996-09-17
申请号：US538411
申请日：1995-10-02
申请人： Hiromi Michiyuki , Hayato Ikeda , Masanobu Yokoi , Hisato Kawamura
发明人： Hiromi Michiyuki , Hayato Ikeda , Masanobu Yokoi , Hisato Kawamura
IPC分类号： F04B27/08 , F04B39/00 , F04B39/12
CPC分类号： F04B39/0061 , Y10S181/403
摘要： A multi-piston type refrigerant compressor having a cylinder block unit in which a plurality of cylinder bores receiving a plurality of reciprocating pistons for sucking a refrigerant gas, compressing the refrigerant gas, and discharging the compressed refrigerant gas, and a piston reciprocating actuating mechanism are housed, and a muffling unit defined by upright walls integral with the cylinder block unit and including a suction pulsation damping chamber, a discharge pulsation damping chamber, and an arrangement in which the covering plate of the muffling chamber, having ports formed so as to fluidly connect suction and delivery gas pipes to the muffling chamber, is arranged to be inclined, with respect to a horizontal plane, towards one of the cylinder block units.
摘要翻译：一种多活塞式制冷剂压缩机，具有气缸体单元，多个气缸孔容纳用于吸入制冷剂气体的多个往复活塞，压缩制冷剂气体，排出压缩的制冷剂气体，以及活塞往复运动机构，并且由与气缸体单元一体的直立壁限定的消音单元，包括抽吸脉动阻尼室，排出脉动阻尼室，以及其中消音室的盖板具有形成为流体的端口的布置将抽吸和输送气体管道连接到消音室，被布置成相对于水平面倾斜朝向气缸体单元中的一个倾斜。

9. 发明授权

US06077049A Double-headed piston type compressor 失效
标题翻译：双头活塞式压缩机
公开(公告)号：US06077049A
公开(公告)日：2000-06-20
申请号：US936930
申请日：1997-09-25
申请人： Masaya Nakamura , Hisato Kawamura , Tetsuya Yamaguchi , Motonobu Kawakami , Hayato Ikeda
发明人： Masaya Nakamura , Hisato Kawamura , Tetsuya Yamaguchi , Motonobu Kawakami , Hayato Ikeda
IPC分类号： F04B27/08 , F04B27/10 , F04B39/00
CPC分类号： F04B39/0066 , F04B27/1036 , F04B39/0055
摘要： A compressor has an odd number of aligned pairs of cylinder bores. A double-headed piston is accommodated in each aligned pair of bores. The time at which gas is discharged from each cylinder bore is different from that of all of the other cylinder bores. The compressor has a pair of reducing devices, one reducing the pulsation amplitude of the gas discharged from the front cylinder bores and the other reducing the pulsation amplitude of the gas discharged from the rear cylinder bores. The reducing devices reduce the gas pulsation amplitudes of the front and rear cylinder bores at a substantially equal rate. Each reducing device includes a discharge chamber for receiving the gas discharged from the associated cylinder bores and a discharge passage connected to the discharge chamber. The discharge chambers of the reducing devices have equal volumes, and the discharge passages of the reducing devices have equal lengths and equal cross-sectional areas. This structure improves the vibration characteristics of the compressor and thus reduces noise.
摘要翻译：压缩机具有奇数个对齐的气缸孔对。双头活塞容纳在每对对准的孔中。气体从每个气缸孔排出的时间与所有其它气缸孔的时间不同。压缩机具有一对还原装置，一个减少从前缸孔排出的气体的脉动幅度，另一个减小从后缸孔排出的气体的脉动幅度。减速装置以基本上相等的速率降低前气缸孔和后气缸孔的气体脉动幅度。每个还原装置包括用于接收从相关联的气缸孔排出的气体的排放室和连接到排出室的排放通道。还原装置的放电室具有相等的体积，并且还原装置的排出通道具有相同的长度和相等的横截面面积。该结构改善了压缩机的振动特性，从而降低了噪音。

10. 发明授权

US6030184A Housing construction for reciprocating piston type compressor 失效
标题翻译：往复式活塞式压缩机的外壳结构
公开(公告)号：US6030184A
公开(公告)日：2000-02-29
申请号：US617398
申请日：1996-03-18
申请人： Hayato Ikeda , Hiromi Michiyuki , Hisato Kawamura , Tomoji Tarutani
发明人： Hayato Ikeda , Hiromi Michiyuki , Hisato Kawamura , Tomoji Tarutani
IPC分类号： F04B39/00 , F04B27/08 , F04B27/10 , F04B39/12 , F04B1/12
CPC分类号： F04B27/1081 , F04B39/122
摘要： A compressor is described having a pair of casings fastened together by a plurality of bolts. A piston is located for reciprocation within a cylinder bore formed in the casings. A cam plate is mounted on a rotary shaft supported by the casings to reciprocate the piston. The cam plate is held by the casings between a pair of thrust bearings. The casings include adjoining surfaces fitted to each other and a member sandwiched between the adjoining surfaces of the casings for absorbing dimensional tolerances of the casings, cam plate and thrust bearings according to the deformation of the member.
摘要翻译：描述了一种压缩机，其具有通过多个螺栓紧固在一起的一对壳体。活塞位于在壳体内形成的气缸孔内往复运动。凸轮板安装在由壳体支撑的旋转轴上以使活塞往复运动。凸轮板由一对推力轴承之间的壳体保持。壳体包括彼此相配合的邻接表面以及夹在壳体的邻接表面之间的构件，用于根据构件的变形吸收壳体，凸轮板和止推轴承的尺寸公差。

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