JP4613057B2 - 液圧モータ - Google Patents
液圧モータ Download PDFInfo
- Publication number
- JP4613057B2 JP4613057B2 JP2004365972A JP2004365972A JP4613057B2 JP 4613057 B2 JP4613057 B2 JP 4613057B2 JP 2004365972 A JP2004365972 A JP 2004365972A JP 2004365972 A JP2004365972 A JP 2004365972A JP 4613057 B2 JP4613057 B2 JP 4613057B2
- Authority
- JP
- Japan
- Prior art keywords
- supply
- case
- passage
- hydraulic fluid
- charge
- 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.)
- Expired - Fee Related
Links
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03C—POSITIVE-DISPLACEMENT ENGINES DRIVEN BY LIQUIDS
- F03C1/00—Reciprocating-piston liquid engines
- F03C1/02—Reciprocating-piston liquid engines with multiple-cylinders, characterised by the number or arrangement of cylinders
- F03C1/06—Reciprocating-piston liquid engines with multiple-cylinders, characterised by the number or arrangement of cylinders with cylinder axes generally coaxial with, or parallel or inclined to, main shaft axis
- F03C1/0636—Reciprocating-piston liquid engines with multiple-cylinders, characterised by the number or arrangement of cylinders with cylinder axes generally coaxial with, or parallel or inclined to, main shaft axis having rotary cylinder block
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03C—POSITIVE-DISPLACEMENT ENGINES DRIVEN BY LIQUIDS
- F03C1/00—Reciprocating-piston liquid engines
- F03C1/02—Reciprocating-piston liquid engines with multiple-cylinders, characterised by the number or arrangement of cylinders
- F03C1/06—Reciprocating-piston liquid engines with multiple-cylinders, characterised by the number or arrangement of cylinders with cylinder axes generally coaxial with, or parallel or inclined to, main shaft axis
- F03C1/0636—Reciprocating-piston liquid engines with multiple-cylinders, characterised by the number or arrangement of cylinders with cylinder axes generally coaxial with, or parallel or inclined to, main shaft axis having rotary cylinder block
- F03C1/0644—Component parts
- F03C1/0663—Casings, housings
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/08—Superstructures; Supports for superstructures
- E02F9/10—Supports for movable superstructures mounted on travelling or walking gears or on other superstructures
- E02F9/12—Slewing or traversing gears
- E02F9/121—Turntables, i.e. structure rotatable about 360°
- E02F9/128—Braking systems
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Hydraulic Motors (AREA)
Description
2 油圧モータ
11,12 給排通路
13 チャージ通路
14 ケース連通路
16 絞り
18 ケース連通チェック弁
20 ピストン機構
19 ギア室
21 ケース室
23 シリンダブロック
Claims (3)
- 供給される加圧作動液によってピストンを往復動させて出力軸を回転させるピストン機構と、
このピストン機構に給排される作動液を導く対の給排通路と、
この各給排通路の一方に加圧作動液を供給して前記出力軸を回転駆動し、前記給排通路に対する加圧作動液の供給を停止して前記出力軸の回転を停止する構成とした液圧モータにおいて、
前記ピストン機構が収められるケース室と、
このケース室と前記給排通路を連通するケース連通路とを備え、
このケース連通路に前記ケース室から前記給排通路へ向かう作動液の流れに対して開弁するケース連通チェック弁を介装し、
前記各給排通路に作動液を補充するチャージ通路と、
このチャージ通路から前記各給排通路に向かう作動液の流れに対して開弁する対のチャージチェック弁とを備え、
前記各給排通路に対する加圧作動液の流れ方向を切換えて前記出力軸を正逆両方向に回転駆動する構成とし、
前記ケース連通路を前記チャージ通路の前記各チャージチェック弁より上流側に接続し、
前記ケース連通路の途中に前記ケース連通チェック弁と並列に介装される絞りを備えたことを特徴とする液圧モータ。 - 前記ケース室を画成するケースを備え、
このケースに前記ケース連通路を形成したことを特徴とする請求項1記載の液圧モータ。 - 前記絞りを前記ケース連通チェック弁を構成する弁体に形成したことを特徴とする請求項1または2に記載の液圧モータ。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004365972A JP4613057B2 (ja) | 2004-12-17 | 2004-12-17 | 液圧モータ |
PCT/JP2005/023426 WO2006064958A1 (ja) | 2004-12-17 | 2005-12-14 | 流体圧モータ |
US11/793,354 US20080019845A1 (en) | 2004-12-17 | 2005-12-14 | Fluid Pressure Motor |
EP05819716.1A EP1826400B1 (en) | 2004-12-17 | 2005-12-14 | Fluid pressure motor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004365972A JP4613057B2 (ja) | 2004-12-17 | 2004-12-17 | 液圧モータ |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006170125A JP2006170125A (ja) | 2006-06-29 |
JP4613057B2 true JP4613057B2 (ja) | 2011-01-12 |
Family
ID=36587997
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004365972A Expired - Fee Related JP4613057B2 (ja) | 2004-12-17 | 2004-12-17 | 液圧モータ |
Country Status (4)
Country | Link |
---|---|
US (1) | US20080019845A1 (ja) |
EP (1) | EP1826400B1 (ja) |
JP (1) | JP4613057B2 (ja) |
WO (1) | WO2006064958A1 (ja) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4762714B2 (ja) * | 2005-12-28 | 2011-08-31 | 東芝機械株式会社 | 斜板式ピストンモータ |
US9641760B2 (en) | 2012-02-03 | 2017-05-02 | Dealer Dot Com, Inc. | Image capture system |
US9910251B2 (en) * | 2014-03-19 | 2018-03-06 | Nittoh Inc. | Lens system and imaging apparatus having a lens at each side of an intermediate image which move in synchronization during focusing |
JP6472632B2 (ja) * | 2014-10-06 | 2019-02-20 | ナブテスコ株式会社 | 油圧モータ |
US9599757B2 (en) * | 2014-10-10 | 2017-03-21 | Microsoft Technology Licensing, Llc | Increased accuracy corner cube arrays for high resolution retro-reflective imaging applications |
JP2024074474A (ja) * | 2022-11-21 | 2024-05-31 | 株式会社不二越 | 回転駆動システム |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3595265A (en) * | 1969-04-14 | 1971-07-27 | Caterpillar Tractor Co | Self-cleaning orifice check valve |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE7114577U (de) * | 1971-04-16 | 1972-09-28 | Bosch R Gmbh | Verdraengerpumpe |
US3970055A (en) * | 1974-05-17 | 1976-07-20 | Long Otto V | Uniflow-type external combustion engine featuring double expansion and rotary drive |
JPS5873963U (ja) * | 1981-11-12 | 1983-05-19 | 帝人製機株式会社 | 液圧モ−タ |
JPS59181275U (ja) * | 1983-05-19 | 1984-12-03 | 川崎重工業株式会社 | 油圧モ−タ |
US4934251A (en) * | 1988-12-16 | 1990-06-19 | Allied-Signal Inc. | Hydraulic motor or pump with constant clamping force between rotor and port plate |
EP0457913A4 (en) * | 1989-12-04 | 1993-03-31 | Hitachi Construction Machinery Co., Ltd. | Hydraulic motor driving circuit device |
US5546751A (en) * | 1994-10-14 | 1996-08-20 | Last; Harry J. | Anti-cavitation manifold for drive coupled, dual motor, reversible hydraulic drive systems |
JPH1182280A (ja) * | 1997-09-09 | 1999-03-26 | Hitachi Constr Mach Co Ltd | 油圧モータ |
DE19955635A1 (de) * | 1999-11-20 | 2001-05-31 | Argo Gmbh Fuer Fluidtechnik | Filtervorrichtung |
US6539712B2 (en) * | 1999-12-27 | 2003-04-01 | Kayaba Kogyo Kabushiki Kaisha | Hydraulic drive unit |
JP2002349508A (ja) * | 2001-05-31 | 2002-12-04 | Hitachi Constr Mach Co Ltd | 油圧モータのブレーキ装置 |
JP2004125092A (ja) * | 2002-10-03 | 2004-04-22 | Hitachi Constr Mach Co Ltd | 油圧モータ用減速機の潤滑装置 |
-
2004
- 2004-12-17 JP JP2004365972A patent/JP4613057B2/ja not_active Expired - Fee Related
-
2005
- 2005-12-14 US US11/793,354 patent/US20080019845A1/en not_active Abandoned
- 2005-12-14 WO PCT/JP2005/023426 patent/WO2006064958A1/ja active Application Filing
- 2005-12-14 EP EP05819716.1A patent/EP1826400B1/en not_active Not-in-force
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3595265A (en) * | 1969-04-14 | 1971-07-27 | Caterpillar Tractor Co | Self-cleaning orifice check valve |
Also Published As
Publication number | Publication date |
---|---|
WO2006064958A1 (ja) | 2006-06-22 |
US20080019845A1 (en) | 2008-01-24 |
EP1826400A1 (en) | 2007-08-29 |
EP1826400B1 (en) | 2014-03-05 |
EP1826400A4 (en) | 2012-11-14 |
JP2006170125A (ja) | 2006-06-29 |
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