子分类：
- F15B21/001： .{伺服马达系统的流体控制}
- F15B21/003： .{系统具有不同可互换的元件,例如使用预装套件}
- F15B21/005： .{流体系统的填充或排空}
- F15B21/006： .{环境压力变化的补偿或者避免(具有压力主油箱的系统入F15B1/265)}
- F15B21/008： .{降噪或者减震}
- F15B21/02： .来自存储或定时装置的程序控制的伺服马达系统;所用的控制装置(洗衣机的程序控制入D06F33/04;一般的程序控制入G05B19/00)
- F15B21/04： .同流体性能有关的各种专门措施,例如,排气、黏度变化的补偿、冷却、过滤、预防涡流
- F15B21/06： .特殊流体的利用,例如液体金属;使用上述流体的流体压力系统的特殊利用及其控制部件
- F15B21/08： .包括电控设备的伺服马达系统(F15B21/02, F15B21/065优先)
- F15B21/10： .延迟装置或设备({液压制动入F15B11/076};与液压马达或执行机构结合的入F15B15/22)
- F15B21/12： .流体振荡器或脉冲发生器(主要用于计算或控制的流体振荡入F15C1/22,F15C3/16)
- F15B21/14： .能量回收装置(用于车辆的入B60T1/10);{能耗降低装置(差动回路入F15B11/024)}
| 序号 | 专利名 | 申请号 | 申请日 | 公开（公告）号 | 公开（公告）日 | 发明人 |
|---|---|---|---|---|---|---|
| 201 | 차량용 시트의 펌핑디바이스 | KR1020120137057 | 2012-11-29 | KR1020140069600A | 2014-06-10 | 김재호 |
| The present invention relates to a pumping device for a vehicle seat. The pumping device includes a housing which accommodates parts for transmitting power to a link unit, which adjusts the height of a seat cushion, and a cover plate which is welded to the open rear of the housing. The pumping device prevents the deformation of the housing without increase in thickness and improves durability. | ||||||
| 202 | 압축 공기 에너지 저장 시스템 내의 효율적인 2상 열전달을 위한 시스템 및 방법 | KR1020137033314 | 2012-05-16 | KR1020140031319A | 2014-03-12 | 맥브라이드토레이오.; 볼링거벤자민; 베셋존; 벨알렉산더; 캡샤이어닥스; 라벤아르네; 라우어딩크애담 |
| 다양한 실시예에서, 포말이 에너지를 저장하기 위해 압축되고 그리고/또는 에너지를 회수하기 위해 팽창된다. | ||||||
| 203 | 건설기계용 작동유탱크의 리턴케이스와 리턴필터의 체결장치 | KR1020110029560 | 2011-03-31 | KR1020110039428A | 2011-04-18 | 유대희 |
| PURPOSE: A connection device of a return case and filter of a working fluid tank for construction equipment is provided to rapidly perform a connecting process for the return case and filter without a separate connecting member. CONSTITUTION: A connection device of a return case and filter of a working fluid tank for construction equipment comprise a working fluid tank, a top cover, a return filter(400), a return case(300), and a pressing member(500). The top cover covers the feed hopper of the working fluid tank and comprises a rotary handle and male screw part. The return case comprises an upper rim part and lower bottom plate. The upper rim part is fixed to the outer surface of the feed hopper of the working fluid tank. A female screw part, corresponding to the male screw part of the top cover, is formed in the inner circumference of the upper rim part. The pressing member is located between the top cover and return filter of the return case. A compressed spring, controlling the up and down movement of the return filter using elastic force, is attached to the upper side of the pressing member. | ||||||
| 204 | 유체 유닛 및 접착 방법 | KR1020060100550 | 2006-10-17 | KR101022631B1 | 2011-03-16 | 세끼하라야스히또; 사사끼신 |
| 유체 유닛은 소정의 사이각으로 이웃하는 2개의 평탄 부분을 갖는 하우징을 구비한다. 적어도 하나의 개구가 평탄 부분들 각각에 형성된다. 예를 들어, 하나의 개구 및 적어도 2개의 개구가 각각 2개의 평탄 부분 상에 형성된다. 보호 테이프는 2개의 평탄 부분들 각각에 형성된 각각의 개구를 덮기 위해 하우징의 2개의 평탄 부분에 접착된다. 보호 테이프는 예를 들어 하나의 개구를 덮기 위한 부분 및 적어도 2개의 개구를 덮기 위한 부분 중 적어도 각각의 하나로 분리되도록 레이저 비임에 의해 절단된다. 유체 유닛, 하우징, 개구, 보호 테이프, 절취선, 레이저 비임 | ||||||
| 205 | 공압 및 유압을 이용한 구동기 | KR1020100028754 | 2010-03-30 | KR100983028B1 | 2010-09-17 | 김기찬 |
| PURPOSE: A driver using pneumatic and hydraulic pressure is provided to freely change the operation direction of the driver and to maximize pressure applied to a plunger and a rod by minimizing the discharged amount of working fluid. CONSTITUTION: A driver(1) using pneumatic and hydraulic pressure comprises a cylinder(100), a rod(210), and a plunger(310). The cylinder is divided into a first working unit and a second working unit by a flow path(120) formed in the inner side of a pressure chamber(110). One end of the rod is installed in the inner side of the pressure chamber, and the other end is formed in the first working unit to be exposed to the outside the cylinder. The plunger is formed in the second working unit. | ||||||
| 206 | 유체 유닛 및 접착 방법 | KR1020060100550 | 2006-10-17 | KR1020070043613A | 2007-04-25 | 세끼하라야스히또; 사사끼신 |
| 유체 유닛은 소정의 사이각으로 이웃하는 2개의 평탄 부분을 갖는 하우징을 구비한다. 적어도 하나의 개구가 평탄 부분들 각각에 형성된다. 예를 들어, 하나의 개구 및 적어도 2개의 개구가 각각 2개의 평탄 부분 상에 형성된다. 보호 테이프는 2개의 평탄 부분들 각각에 형성된 각각의 개구를 덮기 위해 하우징의 2개의 평탄 부분에 접착된다. 보호 테이프는 예를 들어 하나의 개구를 덮기 위한 부분 및 적어도 2개의 개구를 덮기 위한 부분 중 적어도 각각의 하나로 분리되도록 레이저 비임에 의해 절단된다. 유체 유닛, 하우징, 개구, 보호 테이프, 절취선, 레이저 비임 | ||||||
| 207 | 고압 유체 공급장치 | KR1020020043421 | 2002-07-23 | KR1020040009470A | 2004-01-31 | 임하영 |
| PURPOSE: A high pressure fluid is supplied to a test device using a flexible hose, thereby supplying high pressure fluid with rotation and reciprocation motion. CONSTITUTION: A high pressure fluid supplying device comprises a rotation member(50) which is rotated around an inner center, and is connected to a test device(80) in one end. A fluid supplying portion(70) is provided to supply high pressure fluid to the rotation member. A flexible hose(61) is installed with nipples in both ends. The nipples are connected to the rotation member and fluid supplying portion. | ||||||
| 208 | 레일 스위치나 크로싱의 이동 가능한 부품을 옮기기 위한장치 | KR1020007011176 | 1999-03-31 | KR1020010034762A | 2001-04-25 | 아히라이트너,헤르베르트; 회르틀러,요제프 |
| 본발명은다수의유압실린더피스톤부품들이각각직렬연결된레일스위치또는크로싱(crossings)의이동가능한부품을옮기기위한장치에관련된것이다. 조절가능한적어도하나의압력제어방향성이동가능통로또는시이트밸브(9)가라인(8)에삽입된다. 상기라인은상기직렬연결된유압실린더피스톤부품들(1 내지 4)을연결한다. 상기방향성이동가능통로또는시이트밸브는소정의차압이초과된경우에는다음실린더피스톤부품들로의연결을차단시킨다. | ||||||
| 209 | HYDRAULIC CIRCUIT FOR A HYBRID DRIVETRAIN | US16326054 | 2017-09-27 | US20190241058A1 | 2019-08-08 | Marco GRETHEL; Yunfan WEI; Andre SCHAUER |
| A hydraulic circuit for a hybrid drive train for changing driving operation states of a hybrid-operated vehicle, comprising a first fluid flow source including a first pump actuator, a second fluid flow source featuring a second pump actuator, a first shuttle valve arranged between the first pump actuator and the second pump actuator, a first clutch and a second clutch that are fluidically connected to the first shuttle valve so that the first clutch and the second clutch can respectively be fluidically controlled via the first pump actuator or the second pump actuator, a third clutch configured to be fluidically controlled at least via the first pump actuator, and a fourth clutch configured to be fluidically controlled at least via the second pump actuator. | ||||||
| 210 | Variable area fan nozzle actuation system | US14713961 | 2015-05-15 | US10030608B2 | 2018-07-24 | Stephen Michael Roberts |
| A variable area fan nozzle actuation (“VAFN”) system is disclosed. The VAFN system may include an electrohydrostatic actuator (“EHA”) arranged to translate a VAFN panel relative to a translating sleeve. An electrical coupling may extend between a translating sleeve associated with the VAFN system and the fixed structure. The electrical coupling may be movable so that as the translating sleeve and fixed structure move relative to each other, power may be provided to the EHA by a wiring harness extending across the space between the translating sleeve and the fixed structure and connecting the EHA to an EHA power source. | ||||||
| 211 | DAMPING DEVICE | US15556030 | 2016-02-19 | US20180045353A1 | 2018-02-15 | Herbert BALTES; Peter KLOFT; Robert Marinus BEHR; Frank THIELECKE; Arne WAITSCHAT |
| A damping device, in particular for damping or avoiding pressure surges, such as pulses, in hydraulic supply circuits, preferably in the form of a silencer, having a damping housing (1) which surrounds a damping chamber and has at least one fluid inlet (35) and at least one fluid outlet (41) and a fluid receiving chamber which extends between the fluid inlet (35) and the fluid outlet (41), wherein, during operation of the device, a fluid flow crosses the damping chamber in a throughflow direction (11), coming from the fluid inlet (35) in the direction of the fluid outlet (41), and wherein at least parts of the fluid receiving chamber extend in at least one extent direction transversely with respect to the throughflow direction (11), is characterized in that more than one fluid receiving chamber is arranged one after the other in the throughflow direction (11) and in that the fluid receiving chamber which is first upstream and the fluid receiving chamber which is last downstream immediately adjoin the fluid inlet (35) and the fluid outlet (41), respectively. | ||||||
| 212 | Sealing High Pressure Flow Devices | US15719124 | 2017-09-28 | US20180017173A1 | 2018-01-18 | Mark S. Nowell; Kelcy Jake Foster; Michael Eugene May; Brandon Scott Ayres; Christopher Todd Barnett; Michael Cole Thomas; Guy J. Lapointe |
| Apparatus and method contemplating a high pressure fluid end assembly having a body defining a body bore and defining a recess in the body intersecting the body bore. A closure is joined to the body and forms a sealing surface. A seal is mounted to the body in the recess and configured to extend from the recess beyond the body bore to seal against the sealing surface formed by the closure. | ||||||
| 213 | Accessory attachment system for machine | US14302869 | 2014-06-12 | US09551366B2 | 2017-01-24 | Timothy M. O'Donnell; Charles R. Riggert; Wesley C. Reetz; Daniel W. Hoyt |
| An accessory attachment system for a machine is disclosed. The accessory attachment system includes a housing configured to be detachably coupled with the machine. A plurality of electric connectors is disposed in the housing. The plurality of electric connectors is communicably coupled with an electrical system of the machine. The plurality of electric connectors is configured to selectively provide an electric power to one or more detachable external devices. A fluid connector is disposed in the housing. The fluid connector is in fluid communication with a hydraulic system of the machine. The accessory attachment system further includes a hydraulic device detachably coupled with the housing. The hydraulic device includes a device fluid connector configured to be fluidly coupled with the fluid connector of the housing. The hydraulic device is selectively powered by the hydraulic system of the machine. | ||||||
| 214 | Method and apparatus for earth moving and surface grading | US14949188 | 2015-11-23 | US09458599B2 | 2016-10-04 | Gregory P. Costello |
| A tandem system having multiple fluid powered cylinders for operation of motor graders and other earth-moving equipment that is capable of interfacing with and being controlled by conventional two dimensional (“2-D”) and three dimensional (“3-D”) grade control systems, responds to encountered grade changes and adjusts elevation and a cross-slope to match predetermined project design specifications. Each cylinder member has at least one master area and at least one slave area. | ||||||
| 215 | Valve manifold | US13900219 | 2013-05-22 | US09435438B2 | 2016-09-06 | Dale A. Stretch; Jeffrey C. Thompson; Mahesh Joshi; Shrikant Basurtekar; Jerry L. Carlson; Aaron H. Jagoda; Jayakumar Ravathur; Otto Schultheis; G. Clark Fortune; Paul Brenner; Thomas J. Stoltz |
| A valve is provided including a first valve member and a second valve member. The first valve member includes a first step and a first orifice adjacent the first step. The second valve member includes a second step and a second orifice adjacent the second step. The second valve member is movable relative to the first valve member between an open position, in which the first orifice is fluidly connected the second orifice, and a closed position, in which the first orifice is substantially fluidly disconnected from the second orifice. The first and second steps are fluidly connected to the second orifice and substantially fluidly disconnected from the first orifice when the second valve member is in the closed position, and the first and second steps are fluidly connected to the first and second orifices when the second valve member is in the open position. | ||||||
| 216 | Locking mechanism with visible status indication | US14314953 | 2014-06-25 | US09416894B2 | 2016-08-16 | Leo William Abel |
| A system for verifiably locking a first cylindrical component to a second cylindrical component in a safe and secure manner. The system provides a visible indication when the first component and second component are fully and effectively secured. The first cylindrical component comprises a lock cylinder fixedly attached to the first cylindrical component. The lock cylinder comprises a lock piston. The second cylindrical component comprises a channel with a guide region and a lock region. The visible portion of the lock piston provides an indication of whether or not the lock piston is secured in the lock region of the channel. The system is also capable of being operated from a control panel to operate the locks, receive signals from sensors, and to display the lock status of the system. The system offers redundant verifications to enhance safety in operating environments. | ||||||
| 217 | Hydraulic control system in a continuously variable transmission | US13993461 | 2011-12-14 | US09316239B2 | 2016-04-19 | Wilhelmus Johannes Maria Van Wijk |
| A hydraulic control system in a continuously variable transmission (2) is provided with a pump (40) for supplying hydraulic fluid, a main line (41), a line pressure valve (V3), an auxiliary line (42) and a auxiliary pressure valve (V9). The line pressure valve (V3) being arranged to control a line pressure LP in the main line (41) by discharging a surplus of hydraulic fluid supplied by the pump (40) into the auxiliary line (42). The auxiliary pressure valve (V9) is arranged to variably control auxiliary pressure AP in the auxiliary line (41), preferably in dependence on the line pressure LP in the main line (41). | ||||||
| 218 | METHOD AND APPARATUS FOR EARTH MOVING AND SURFACE GRADING | US14949188 | 2015-11-23 | US20160076217A1 | 2016-03-17 | GREGORY P. COSTELLO |
| A tandem system having multiple fluid powered cylinders for operation of motor graders and other earth-moving equipment that is capable of interfacing with and being controlled by conventional two dimensional (“2-D”) and three dimensional (“3-D”) grade control systems, responds to encountered grade changes and adjusts elevation and a cross-slope to match predetermined project design specifications. Each cylinder member has at least one master area and at least one slave area. | ||||||
| 219 | Hydraulic block for a slip-controlled vehicle brake system | US13890506 | 2013-05-09 | US09039104B2 | 2015-05-26 | Andreas Weh |
| A flat, box-shaped hydraulic block for the mechanical fastening and hydraulic interconnection of solenoid valves, pump elements, etc. of a slip-controlled vehicle brake system connects connections of installation spaces for the pump elements to connectors for a brake master cylinder and connections of receptacles for pressure build-up valves which run past one another via flat chambers on longitudinal sides of the hydraulic block and short blind bores. As a result, the receptacles of the pressure build-up valves are connected to the connectors for the brake master cylinder. The chambers damp pressure pulses of the pump elements of a piston pump. | ||||||
| 220 | Valve having integrated pressure assist mechanism | US12476989 | 2009-06-02 | US08646481B2 | 2014-02-11 | Dale A. Stretch |
| A valve is provided including a first valve member and a second valve member. The first valve member includes a first step and a first orifice adjacent the first step. The second valve member includes a second step and a second orifice adjacent the second step. The second valve member is movable relative to the first valve member between an open position, in which the first orifice is fluidly connected the second orifice, and a closed position, in which the first orifice is substantially fluidly disconnected from the second orifice. The first and second steps are fluidly connected to the second orifice and substantially fluidly disconnected from the first orifice when the second valve member is in the closed position, and the first and second steps are fluidly connected to the first and second orifices when the second valve member is in the open position. | ||||||
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