| 序号 | 专利名 | 申请号 | 申请日 | 公开（公告）号 | 公开（公告）日 | 发明人 |
|---|---|---|---|---|---|---|
| 1 | 带叶片的液体传送装置 | CN200810215477.6 | 2008-09-10 | CN101614204B | 2011-07-20 | F·C·比齐安 |
| 本发明涉及一种带叶片的液体传送装置，其包括定子和转子，所述转子以离心方式安装在所述定子的内部区域中，与所述定子的内部区域相切并设有一组至少四个叶片，所述叶片在径向空腔中滑动并且与所述定子弹性地保持接触，以便允许液体在输入口和输出口之间传送，其中所述定子和所述转子之间的环形容积被划分为抽吸室、传送室、排出室和中间室，所述抽吸室连接到所述输入口，所述排出室连接到所述输出口，所述中间室在所述定子和所述转子之间的相切区域周围，其中，每个叶片设有至少一个通孔，以允许在环形容积的位于所述叶片上游的区域和所述容积的位于所述叶片下游的区域之间形成连通。 | ||||||
| 2 | 压缩机消声器 | CN200580035210.3 | 2005-01-27 | CN100554684C | 2009-10-28 | V·M·西什特拉 |
| 一种具有第一转子和第二转子的压缩机，其中相互啮合的第一转子和第二转子分别绕第一和第二轴线旋转用以将制冷剂泵送至排气增压室。这种压缩机包括由吸音的第一元件和吸音的第二元件构成的消声器系统。第二元件至少部分地包围第一元件，并在第一元件和第二元件之间形成大致环形的流路部分。第一元件和第二元件的至少其中一个包括发泡珠粒材料。 | ||||||
| 3 | 涡旋压缩机 | CN201010144905.8 | 2010-03-29 | CN102003389A | 2011-04-06 | 饭塚敏; 杉本和禧 |
| 本发明提供一种能够省时省力地降低刺耳的频率的噪声级的涡旋压缩机。在密闭容器(1)内设有涡旋压缩要素(2)与电动要素(3)。涡旋压缩要素(2)包括：竖立设置有涡旋状的卷板(17)的固定涡盘(14)；在电动要素(3)的旋转轴的作用下相对于固定涡盘(14)回旋运动、且竖立设置有涡旋状的卷板(21)的摆动涡盘(15)。通过使由两个卷板(17、21)相互啮合形成的多个压缩空间(25)从外侧朝向内侧逐渐缩小，而对制冷剂进行压缩，并将压缩后的制冷剂向密闭容器(1)内的喷出压力空间(11)喷出。具有：形成于固定涡盘(14)并将压缩空间(25)与喷出压力空间(11)连通的贯通孔(32)；设置在固定涡盘(14)的喷出压力空间(11)侧并对贯通孔(32)进行开闭的常闭的溢流阀(35)，其中，贯通孔(32)的深度尺寸设为与噪声峰值频率的波长相对应的值。 | ||||||
| 4 | 消声器元件、压缩机及压缩机制造方法 | CN200480044241.0 | 2004-10-20 | CN101044320B | 2010-09-29 | V·M·西什特拉; L·G·特图; W·P·佩特里克 |
| 一种具有第一转子和第二转子的压缩机，其中相互啮合的第一转子和第二转子分别绕第一轴线和第二轴线转动。第一转子支承在安装于轴承套的轴承系统上。轴承套至少具有通向排气增压室的第一端口。第一吸音材料布置在第一端口内。 | ||||||
| 5 | 带叶片的液体传送装置 | CN200810215477.6 | 2008-09-10 | CN101614204A | 2009-12-30 | F·C·比齐安 |
| 本发明涉及一种带叶片的液体传送装置，其包括定子和转子，所述转子以离心方式安装在所述定子的内部区域中，与所述定子的内部区域相切并设有一组至少四个叶片，所述叶片在径向空腔中滑动并且与所述定子弹性地保持接触，以便允许液体在输入口和输出口之间传送，其中所述定子和所述转子之间的环形容积被划分为抽吸室、传送室、排出室和中间室，所述抽吸室连接到所述输入口，所述排出室连接到所述输出口，所述中间室在所述定子和所述转子之间的相切区域周围，其中，每个叶片设有至少一个通孔，以允许在环形容积的位于所述叶片上游的区域和所述容积的位于所述叶片下游的区域之间形成连通。 | ||||||
| 6 | 压缩机噪音抑制 | CN200480044241.0 | 2004-10-20 | CN101044320A | 2007-09-26 | V·M·西什特拉; L·G·特图; W·P·佩特里克 |
| 一种具有第一转子和第二转子的压缩机，其中相互啮合的第一转子和第二转子分别绕第一轴线和第二轴线转动。第一转子支承在安装于轴承套的轴承系统上。轴承套至少具有通向排气增压室的第一端口。第一吸音材料布置在第一端口内。 | ||||||
| 7 | 压缩机消声器 | CN200580035210.3 | 2005-01-27 | CN101040119A | 2007-09-19 | V·M·西什特拉 |
| 一种具有第一转子和第二转子的压缩机，其中相互啮合的第一转子和第二转子分别绕第一和第二轴线旋转用以将制冷剂泵送至排气增压室。这种压缩机包括由吸音的第一元件和吸音的第二元件构成的消声器系统。第二元件至少部分地包围第一元件，并在第一元件和第二元件之间形成大致环形的流路部分。第一元件和第二元件的至少其中一个包括发泡珠粒材料。 | ||||||
| 8 | Low-pulse vane pumps | US14599282 | 2015-01-16 | US10018197B2 | 2018-07-10 | Mark F. Franzen |
| The vane pump includes a housing enclosing the rotor and vanes, the housing including an inner surface defined by a core profile to cause the vanes to extend and retract radially to provide a predetermined vane displacement with rotation of the vanes. The core profile includes an inlet profile portion and an outlet profile portion, wherein the core profile includes a vane radius modifying portion defined between the inlet profile portion and the outlet profile portion such that a radial extension of a vane that is guided along the inner surface will change when transiting the vane radius modifying portion. | ||||||
| 9 | Vane oil pump | US14868818 | 2015-09-29 | US09920666B2 | 2018-03-20 | Mohammad Ali Moetakef; Abdelkrim Zouani; Minghui Chien |
| A vane fluid pump for a vehicle component is provided with an inner rotor supported within a cam. The inner rotor has an outer wall extending between first and second end faces, the outer wall defining a series of slots spaced apart about the outer wall to provide a series of outer wall sections. One of the wall sections defines a groove. Another of the wall sections is independent of grooves or is ungrooved. The pump has vanes positioned within respective slots of the inner rotor and extending outwardly to contact the continuous inner wall of the cam. The groove on the inner rotor is configured fluidly couple with a notch on the housing to provide fluid flow to the discharge port from an upstream pumping chamber to disrupt harmonics during operation to reduce pressure ripples and associated tonal noise. | ||||||
| 10 | ROTARY COMPRESSOR | US15259498 | 2016-09-08 | US20170074269A1 | 2017-03-16 | Hiroki KATAYAMA; Taku MORISHITA; Motonobu FURUKAWA; Naoya MOROZUMI |
| On a plane orthogonal to the rotation shaft, an upper muffler chamber has a plurality of flared portions that are flared from a center of a rotation shaft toward between penetrating bolts and a plurality of small-diameter portions that connect between the flared portions, are apart from penetrating bolts, and are formed on a center side of the rotation shaft from the penetrating bolts. A muffler outlet is provided in each flared portion. A second outlet and a refrigerant path hole of an upper end plate are positioned on an inside of one of a plurality of flared portions, and an opening area of the muffler outlet of one flared portion is greater than an opening area of the muffler outlet of each of the other flared portions. | ||||||
| 11 | Work vehicle with fluid attentuator | US13848492 | 2013-03-21 | US08991546B2 | 2015-03-31 | Mark E. Hull; Zachary T. Flatley; Richard J. Ginsterblum |
| A work vehicle comprises a chassis, a compartment, a vibratory power unit positioned in the compartment and mounted to the chassis to move in vibration relative to the chassis, a pump, a fluid attenuator, and a rigid tube. The pump and the fluid attenuator are mounted to the vibratory power unit to move in vibration relative to the chassis. The rigid tube interconnects the pump and the fluid attenuator for fluid communication therebetween. | ||||||
| 12 | Variable displacement pump | US12947084 | 2010-11-16 | US08613610B2 | 2013-12-24 | Koji Saga; Hideaki Ohnishi; Yasushi Watanabe |
| 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. | ||||||
| 13 | Gear pump | US12620296 | 2009-11-17 | US08579616B2 | 2013-11-12 | Toshihiro Koizumi; Chiharu Nakazawa; Ryohei Maruo |
| A gear pump includes a gear to be driven by a drive shaft, a pair of side plate members adjoining side surfaces of the gear, respectively, to restrain leakage of an operating fluid, and a tip seal member or seal block for sealing the gear tip or circumference of the gear. At least one of the side plate members and the tip seal member are integral parts of a sealing member. | ||||||
| 14 | REFRIGERANT COMPRESSOR AND HEAT PUMP APPARATUS | US13377665 | 2010-05-24 | US20120085118A1 | 2012-04-12 | Tetsuhide Yokoyama; Toshihide Koda; Shin Sekiya; Kei Sasaki; Raito Kawamura; Taro Kato; Atsuyoshi Fukaya; Takeshi Fushiki; Hideaki Maeyama; Masao Tani |
| A refrigerant compressor that enhances compressor efficiency by both reducing an amplitude of pressure pulsations and reducing pressure losses in a discharge muffler space into which is discharged a refrigerant compressed at a compression unit. A low-stage discharge muffler space is formed in the shape of a ring around a drive shaft. In the low-stage discharge muffler space, a discharge port rear guide is provided in the proximity of a discharge port through which is discharged the refrigerant compressed by a low-stage compression unit. The discharge port rear guide is provided at a flow path in one direction out of two flow paths from the discharge port to a communication port in different directions around the drive shaft, and prevents the refrigerant from flowing in that direction, thereby causing the refrigerant to circulate in a forward direction in the ring-shaped discharge muffler space. | ||||||
| 15 | VARIABLE DISPLACEMENT PUMP | US12947084 | 2010-11-16 | US20110123379A1 | 2011-05-26 | Koji Saga; Hideaki Ohnishi; Yasushi Watanabe |
| 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. | ||||||
| 16 | SCREW COMPRESSOR PULSATION DAMPER | US12678401 | 2007-10-01 | US20100209280A1 | 2010-08-19 | Paul J. Flannigan; Bruce A. Fraser |
| A screw compressor (10) comprises a housing (12, 14, 16), a slide valve assembly (23) and a pulsation damper. The housing (12, 14, 16) receives a supply of working matter from a pair of intermeshing screw rotors (18, 20), and comprises a slide recess (51), a pressure pocket (32), and a piston cylinder (54). The slide valve assembly (23) regulates the capacity of the screw compressor (10), and comprises a slide valve (36) axially movable within the slide recess (51) and the pressure pocket (32), a piston head (40) axially movable within the piston cylinder (54), and a piston shaft (38) connecting the slide valve (36) with the piston head (40). The pulsation damper comprises a flange (58) for separating the pressure pocket (32) from the piston cylinder (54), a bore (60) for receiving the piston rod (38), and a damping channel (46A) extending through the flange (58). | ||||||
| 17 | Compressor sound suppression | US11665954 | 2004-10-20 | US20090060759A1 | 2009-03-05 | Vishnu M. Sishtla; Lee G. Tetu; William P. Patrick |
| A compressor has first and second enmeshed rotors: rotating about first and second axes. The first rotor is supported by a bearing system carried by a bearing case. The bearing case has at least a first port to a discharge plenum. A first sound-absorbing material is positioned within the first port. | ||||||
| 18 | ELASTOMER SERIES COUPLING DAMPER FOR SUPERCHARGER | US16058147 | 2018-08-08 | US20180347661A1 | 2018-12-06 | Mark Harold Pratley |
| A coupling assembly arranged between an input shaft and a rotor shaft of a supercharger includes a first hub, a second hub, a first side coupling assembly, a second side coupling assembly, a central hub and a plurality of coupler pins. The first hub is mounted for concurrent rotation with the input shaft. The second hub is mounted for concurrent rotation with the rotor shaft. The first side coupling assembly has a first side coupling body and a first side elastomeric insert. The first side coupling body includes an inboard body portion having a first series of pockets and an outboard body portion having a second series of pockets. The first side elastomeric insert has a first and second plurality of lobes. The pockets of the first and second series of pockets are tangentially offset relative to each other and each receive respective first and second plurality of lobes therein. | ||||||
| 19 | VANE OIL PUMP | US14868818 | 2015-09-29 | US20170089233A1 | 2017-03-30 | Mohammad Ali MOETAKEF; Abdelkrim ZOUANI; Minghui CHIEN |
| A vane fluid pump for a vehicle component is provided with an inner rotor supported within a cam. The inner rotor has an outer wall extending between first and second end faces, the outer wall defining a series of slots spaced apart about the outer wall to provide a series of outer wall sections. One of the wall sections defines a groove. Another of the wall sections is independent of grooves or is ungrooved. The pump has vanes positioned within respective slots of the inner rotor and extending outwardly to contact the continuous inner wall of the cam. The groove on the inner rotor is configured fluidly couple with a notch on the housing to provide fluid flow to the discharge port from an upstream pumping chamber to disrupt harmonics during operation to reduce pressure ripples and associated tonal noise. | ||||||
| 20 | Vane pump | US13155041 | 2011-06-07 | US09051933B2 | 2015-06-09 | Marco Kirchner; Michael Langer; Christian Richter |
| A vane pump is disclosed. The vane pump includes at least an inner rotor and at least one vane. The inner rotor is rotatably mounted in a cage and the at least one vane is configured in at least one substantially radial slot, the slot is configured in the inner rotor, wherein the slots and the vanes are arranged asymmetrically on the inner rotor. | ||||||
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