JP6630094B2 - ポンプユニットおよびアクチュエータ - Google Patents
ポンプユニットおよびアクチュエータ Download PDFInfo
- Publication number
- JP6630094B2 JP6630094B2 JP2015180627A JP2015180627A JP6630094B2 JP 6630094 B2 JP6630094 B2 JP 6630094B2 JP 2015180627 A JP2015180627 A JP 2015180627A JP 2015180627 A JP2015180627 A JP 2015180627A JP 6630094 B2 JP6630094 B2 JP 6630094B2
- Authority
- JP
- Japan
- Prior art keywords
- coupling
- hydraulic pump
- shaft
- drive shaft
- hydraulic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000008878 coupling Effects 0.000 claims description 66
- 238000010168 coupling process Methods 0.000 claims description 66
- 238000005859 coupling reaction Methods 0.000 claims description 66
- 239000010720 hydraulic oil Substances 0.000 claims description 31
- 238000004891 communication Methods 0.000 claims description 7
- 239000003921 oil Substances 0.000 description 7
- 239000004519 grease Substances 0.000 description 6
- 238000003780 insertion Methods 0.000 description 6
- 230000037431 insertion Effects 0.000 description 6
- 230000008602 contraction Effects 0.000 description 5
- 230000007774 longterm Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000004308 accommodation Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 238000000638 solvent extraction Methods 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C15/00—Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups F04C2/00 - F04C14/00
- F04C15/0003—Sealing arrangements in rotary-piston machines or pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/14—Pistons, piston-rods or piston-rod connections
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/16—Casings; Cylinders; Cylinder liners or heads; Fluid connections
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/18—Lubricating
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B9/00—Piston machines or pumps characterised by the driving or driven means to or from their working members
- F04B9/02—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being mechanical
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C15/00—Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups F04C2/00 - F04C14/00
- F04C15/0057—Driving elements, brakes, couplings, transmission specially adapted for machines or pumps
- F04C15/0061—Means for transmitting movement from the prime mover to driven parts of the pump, e.g. clutches, couplings, transmissions
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C15/00—Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups F04C2/00 - F04C14/00
- F04C15/0088—Lubrication
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C15/00—Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups F04C2/00 - F04C14/00
- F04C15/06—Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2/00—Rotary-piston machines or pumps
- F04C2/08—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
- F04C2/082—Details specially related to intermeshing engagement type machines or pumps
- F04C2/084—Toothed wheels
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2/00—Rotary-piston machines or pumps
- F04C2/08—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
- F04C2/12—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type
- F04C2/14—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons
- F04C2/18—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons with similar tooth forms
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
- F15B11/08—Servomotor systems without provision for follow-up action; Circuits therefor with only one servomotor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/18—Combined units comprising both motor and pump
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C15/00—Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups F04C2/00 - F04C14/00
- F04C15/0057—Driving elements, brakes, couplings, transmission specially adapted for machines or pumps
- F04C15/0076—Fixing rotors on shafts, e.g. by clamping together hub and shaft
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C15/00—Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups F04C2/00 - F04C14/00
- F04C15/0057—Driving elements, brakes, couplings, transmission specially adapted for machines or pumps
- F04C15/008—Prime movers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2210/00—Fluid
- F04C2210/20—Fluid liquid, i.e. incompressible
- F04C2210/206—Oil
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2240/00—Components
- F04C2240/40—Electric motor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B1/00—Installations or systems with accumulators; Supply reservoir or sump assemblies
- F15B1/26—Supply reservoir or sump assemblies
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/30—Directional control
- F15B2211/305—Directional control characterised by the type of valves
- F15B2211/3056—Assemblies of multiple valves
- F15B2211/30565—Assemblies of multiple valves having multiple valves for a single output member, e.g. for creating higher valve function by use of multiple valves like two 2/2-valves replacing a 5/3-valve
- F15B2211/3058—Assemblies of multiple valves having multiple valves for a single output member, e.g. for creating higher valve function by use of multiple valves like two 2/2-valves replacing a 5/3-valve having additional valves for interconnecting the fluid chambers of a double-acting actuator, e.g. for regeneration mode or for floating mode
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B2211/00—Circuits for servomotor systems
- F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
- F15B2211/705—Output members, e.g. hydraulic motors or cylinders or control therefor characterised by the type of output members or actuators
- F15B2211/7051—Linear output members
- F15B2211/7053—Double-acting output members
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Details Of Reciprocating Pumps (AREA)
- Reciprocating Pumps (AREA)
- Fluid-Pressure Circuits (AREA)
- Actuator (AREA)
Description
なお、ホルダHの収容部Lの内周であって図1中右端近傍には、スナップリング16を装着してある。ホルダHに装着されたスナップリング16は、内径がカップリング8の直径よりも小さく、駆動軸2の直径よりも大きいものが採用される。よって、モータMをホルダHに取り付けた状態では、モータMを上方にホルダHを下方に向けた状態としても、スナップリング16によってカップリング8の収容部L内から落下しない。このようにホルダHの収容部Lの内周端部にスナップリング16を装着しておくと、ホルダHに組付けたカップリング8の脱落が防止され、組付作業が容易となる。
Claims (5)
- 油圧ポンプと、
モータと、
筒状であって、一方側に前記油圧ポンプの駆動軸の先端が挿入され、他方側に前記モータのシャフトの先端が挿入されて、前記駆動軸と前記シャフトとを連結するカップリングと、
前記油圧ポンプと前記モータとを保持するとともに前記カップリングを収容する中空な収容部を有するホルダとを備え、
前記ホルダに前記収容部に作動油を導く導入通路を設け、
前記カップリングの内周の中間に内方へ向けて突出する突部材を設けた
ことを特徴とするポンプユニット。 - 前記導入通路は、前記油圧ポンプの吸込口に接続される
ことを特徴とする請求項1に記載のポンプユニット。 - 前記導入通路は、前記油圧ポンプへ作動油を供給するために作動油を貯留するタンクを前記吸込口へ接続し、
前記収容部は、前記導入通路の途中であって前記吸込口と前記タンクとの間に設けられる
ことを特徴とする請求項2に記載のポンプユニット。 - 前記カップリングは、内周に一端から他端へ軸方向に沿って切れ目なく設けた複数のスプライン溝と複数のセレーション溝のうちいずれか一方を有し、
前記駆動軸および前記シャフトは、前記スプライン溝に嵌合するスプライン歯か、或いは、前記セレーション溝に嵌合するセレーション歯のうちいずれかを複数有して、前記カップリングの内周に嵌合される
ことを特徴とする請求項1から3のいずれか一項に記載のポンプユニット。 - シリンダと、前記シリンダ内に移動自在に挿入されて前記シリンダ内にロッド側室とピストン側室とに区画するピストンと、内部に前記シリンダを収容する外筒と、前記シリンダと前記外筒との間に形成されるタンクとを有するシリンダ本体と、
請求項1から4のいずれか一項に記載のポンプユニットと、
前記油圧ポンプ、前記ロッド側室、前記ピストン側室および前記タンクとの連通状態を制御する油圧回路とを備え、
前記ホルダを前記シリンダ本体に連結し、
前記油圧ポンプの吸込口を前記タンクへ接続し、
前記油圧ポンプの吐出口を前記シリンダ内へ接続した
ことを特徴とするアクチュエータ。
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015180627A JP6630094B2 (ja) | 2015-09-14 | 2015-09-14 | ポンプユニットおよびアクチュエータ |
EP16846041.8A EP3351795A4 (en) | 2015-09-14 | 2016-06-02 | PUMP UNIT AND ACTUATOR |
KR1020177031202A KR20170132831A (ko) | 2015-09-14 | 2016-06-02 | 펌프 유닛 및 액추에이터 |
CN201680028976.7A CN108026906A (zh) | 2015-09-14 | 2016-06-02 | 泵单元以及促动器 |
US15/578,522 US20180156214A1 (en) | 2015-09-14 | 2016-06-02 | Pump unit and actuator |
PCT/JP2016/066381 WO2017047168A1 (ja) | 2015-09-14 | 2016-06-02 | ポンプユニットおよびアクチュエータ |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015180627A JP6630094B2 (ja) | 2015-09-14 | 2015-09-14 | ポンプユニットおよびアクチュエータ |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2017057728A JP2017057728A (ja) | 2017-03-23 |
JP6630094B2 true JP6630094B2 (ja) | 2020-01-15 |
Family
ID=58288708
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2015180627A Active JP6630094B2 (ja) | 2015-09-14 | 2015-09-14 | ポンプユニットおよびアクチュエータ |
Country Status (6)
Country | Link |
---|---|
US (1) | US20180156214A1 (ja) |
EP (1) | EP3351795A4 (ja) |
JP (1) | JP6630094B2 (ja) |
KR (1) | KR20170132831A (ja) |
CN (1) | CN108026906A (ja) |
WO (1) | WO2017047168A1 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6489154B2 (ja) * | 2017-05-22 | 2019-03-27 | ダイキン工業株式会社 | 直結型モータポンプ |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5436195Y2 (ja) * | 1974-09-17 | 1979-11-01 | ||
DD224907A1 (de) * | 1984-02-20 | 1985-07-17 | Ind Werke Veb | Hydrostatische tandempumpe |
JP2965843B2 (ja) * | 1993-12-10 | 1999-10-18 | 川崎重工業株式会社 | 液体浸漬型ポンプの軸継手装置 |
DE19959020A1 (de) * | 1999-12-08 | 2001-06-13 | Bosch Gmbh Robert | Hydroaggregat mit zumindest einer Verdrängermaschine, insbsondere mit einer Radialkolbenmaschine (Pumpen oder Motor) |
DE10004518A1 (de) * | 2000-02-02 | 2001-08-09 | Continental Teves Ag & Co Ohg | Bremsanlage |
JP3960173B2 (ja) * | 2002-09-04 | 2007-08-15 | 株式会社デンソー | 駆動軸継手装置 |
JP4289460B2 (ja) * | 2004-12-28 | 2009-07-01 | 株式会社山田製作所 | 電動オイルポンプ |
JP5114716B2 (ja) * | 2007-02-26 | 2013-01-09 | 独立行政法人日本原子力研究開発機構 | 直動式ポンプ装置 |
JP5364323B2 (ja) * | 2008-09-12 | 2013-12-11 | カヤバ工業株式会社 | シリンダ装置 |
JP5206457B2 (ja) * | 2009-02-03 | 2013-06-12 | コベルコ建機株式会社 | ハイブリッド作業機械の軸潤滑装置 |
CN202032006U (zh) * | 2011-01-21 | 2011-11-09 | 十堰鼎凯工贸有限公司 | 取力器输出轴联轴器 |
JP5662881B2 (ja) * | 2011-06-20 | 2015-02-04 | カヤバ工業株式会社 | 鉄道車両用制振装置 |
JP5876009B2 (ja) * | 2013-06-13 | 2016-03-02 | 日立建機株式会社 | 電気式回転機械および該電気式回転機械を備えたハイブリッド式建設機械 |
CN103758877A (zh) * | 2013-12-31 | 2014-04-30 | 宁波菲仕运动控制技术有限公司 | 一种用于伺服电机的花键连接结构 |
CN204627909U (zh) * | 2015-05-22 | 2015-09-09 | 山东华联矿业股份有限公司 | 油泵马达联合装置 |
-
2015
- 2015-09-14 JP JP2015180627A patent/JP6630094B2/ja active Active
-
2016
- 2016-06-02 WO PCT/JP2016/066381 patent/WO2017047168A1/ja active Application Filing
- 2016-06-02 US US15/578,522 patent/US20180156214A1/en not_active Abandoned
- 2016-06-02 CN CN201680028976.7A patent/CN108026906A/zh active Pending
- 2016-06-02 EP EP16846041.8A patent/EP3351795A4/en not_active Withdrawn
- 2016-06-02 KR KR1020177031202A patent/KR20170132831A/ko not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
JP2017057728A (ja) | 2017-03-23 |
WO2017047168A1 (ja) | 2017-03-23 |
EP3351795A4 (en) | 2019-05-08 |
KR20170132831A (ko) | 2017-12-04 |
US20180156214A1 (en) | 2018-06-07 |
CN108026906A (zh) | 2018-05-11 |
EP3351795A1 (en) | 2018-07-25 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN103270304B (zh) | 油泵 | |
EP2415343B1 (en) | Lubricating structure for working device | |
EP3091231B1 (en) | Open type compressor | |
JP2008528868A (ja) | 圧縮機連接棒用軸受 | |
JP6630094B2 (ja) | ポンプユニットおよびアクチュエータ | |
CN103016339B (zh) | 轴密封装置及使用该轴密封装置的泵装置 | |
CN108180272B (zh) | 压力控制谐波减速器 | |
EP3222851B1 (en) | Scroll-type fluid machine and maintenance method for same | |
US10267309B2 (en) | Gear pump and gear motor | |
JP4818378B2 (ja) | 電液一体型液圧装置 | |
CN201588754U (zh) | 一种手动泵 | |
RU2749519C2 (ru) | Вращательный электрогидравлический привод | |
EP2789852A2 (en) | Compressor | |
US9528596B2 (en) | Gear box with clutch having spring engagement and hydraulic disengagement | |
JP2009062820A (ja) | 密閉形ロータリ圧縮機 | |
CN111102218B (zh) | 计算机散热风扇系统 | |
JP6923459B2 (ja) | 車両用駆動装置 | |
JP6887239B2 (ja) | 電動機直結形液圧ポンプ装置 | |
JP2018091386A (ja) | 電動流体圧式リニアアクチュエータ | |
US11448071B2 (en) | Vane motor | |
CN211874636U (zh) | 一种马达配流结构 | |
CN113864421A (zh) | 波发生器组件及具有其的谐波减速器 | |
JPH02176185A (ja) | 流体圧縮機 | |
JP6032717B2 (ja) | 空気圧縮機 | |
JP6462265B2 (ja) | 開放型圧縮機 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20180320 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20190108 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20190227 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20190507 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20190603 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20191113 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20191206 |
|
R151 | Written notification of patent or utility model registration |
Ref document number: 6630094 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R151 |
|
S533 | Written request for registration of change of name |
Free format text: JAPANESE INTERMEDIATE CODE: R313533 |
|
R350 | Written notification of registration of transfer |
Free format text: JAPANESE INTERMEDIATE CODE: R350 |