JP2019512655A - 掘削機ペダル用バルブ - Google Patents
掘削機ペダル用バルブ Download PDFInfo
- Publication number
- JP2019512655A JP2019512655A JP2018550578A JP2018550578A JP2019512655A JP 2019512655 A JP2019512655 A JP 2019512655A JP 2018550578 A JP2018550578 A JP 2018550578A JP 2018550578 A JP2018550578 A JP 2018550578A JP 2019512655 A JP2019512655 A JP 2019512655A
- Authority
- JP
- Japan
- Prior art keywords
- valve
- pedal
- excavator
- load
- cam
- 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.)
- Granted
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Classifications
-
- 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
- E02F9/20—Drives; Control devices
- E02F9/2004—Control mechanisms, e.g. control levers
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05G—CONTROL DEVICES OR SYSTEMS INSOFAR AS CHARACTERISED BY MECHANICAL FEATURES ONLY
- G05G1/00—Controlling members, e.g. knobs or handles; Assemblies or arrangements thereof; Indicating position of controlling members
- G05G1/30—Controlling members actuated by foot
- G05G1/44—Controlling members actuated by foot pivoting
- G05G1/445—Controlling members actuated by foot pivoting about a central fulcrum
-
- 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
- E02F9/20—Drives; Control devices
- E02F9/22—Hydraulic or pneumatic drives
- E02F9/2253—Controlling the travelling speed of vehicles, e.g. adjusting travelling speed according to implement loads, control of hydrostatic transmission
-
- 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
- E02F9/20—Drives; Control devices
- E02F9/22—Hydraulic or pneumatic drives
- E02F9/2264—Arrangements or adaptations of elements for hydraulic drives
- E02F9/2267—Valves or distributors
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05G—CONTROL DEVICES OR SYSTEMS INSOFAR AS CHARACTERISED BY MECHANICAL FEATURES ONLY
- G05G1/00—Controlling members, e.g. knobs or handles; Assemblies or arrangements thereof; Indicating position of controlling members
- G05G1/30—Controlling members actuated by foot
- G05G1/44—Controlling members actuated by foot pivoting
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Component Parts Of Construction Machinery (AREA)
- Operation Control Of Excavators (AREA)
- Mechanical Control Devices (AREA)
- Mechanically-Actuated Valves (AREA)
Abstract
Description
Claims (5)
- 前進及び後方走行を制御する流路が垂直方向に内部の前方及び後方に形成されるボディー部と、
前記ボディー部の上端部に設けられてペダルの駆動によって中心部軸を基準に前後回動することができるように設けられるカム部と、
前記カム部の前方下部及び後方下部にそれぞれ設けられて前記ボディー部の流路に沿って垂直方向に力を加えることができるように設けられるロード部と、
前記ロード部の下部に設けられて前記ロード部を上方に復帰させるリターン弾性部と、を含んで、
前記ロード部と接触面が形成される前記カム部の下部には回転部と、が形成されることを特徴とする掘削機ペダル用バルブ。 - 前記回転部は、
もとの場所で自由回転が可能なボール形態で構成されることを特徴とする請求項1に記載の掘削機ペダル用バルブ。 - 前記回転部は、
地面に平行で、前記カム部の長さ方向に垂直な回転軸が形成されるローラー形態で構成されて回転されることを特徴とする請求項1に記載の掘削機ペダル用バルブ。 - 前記回転部は、
地面に平行で、前記カム部の長さ方向に垂直な回転軸が形成される軸受形態で構成されて回転することを特徴とする請求項1に記載の掘削機ペダル用バルブ。 - 前記ロード部の上端部及びカム部の下端部のうちで何れか一つ以上に前記ボール形態が嵌合されることができる嵌合溝と、がさらに設けられることを特徴とする請求項2に記載の掘削機ペダル用バルブ。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020170028867A KR101779360B1 (ko) | 2017-03-07 | 2017-03-07 | 굴삭기 페달 밸브 |
KR10-2017-0028867 | 2017-03-07 | ||
PCT/KR2018/001734 WO2018164383A1 (ko) | 2017-03-07 | 2018-02-09 | 굴삭기 페달 밸브 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2019512655A true JP2019512655A (ja) | 2019-05-16 |
JP6724160B2 JP6724160B2 (ja) | 2020-07-15 |
Family
ID=60034482
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2018550578A Active JP6724160B2 (ja) | 2017-03-07 | 2018-02-09 | 掘削機ペダル用バルブ |
Country Status (5)
Country | Link |
---|---|
US (1) | US11186965B2 (ja) |
JP (1) | JP6724160B2 (ja) |
KR (1) | KR101779360B1 (ja) |
CN (1) | CN108811505B (ja) |
WO (1) | WO2018164383A1 (ja) |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08159331A (ja) * | 1994-12-08 | 1996-06-21 | Komatsu Ltd | 油圧パイロット弁 |
KR0140526Y1 (ko) | 1996-10-10 | 1999-04-01 | 대우중공업주식회사 | 크로울러식 굴삭기의 주행용 리모트 컨트롤밸브 |
JP2004211375A (ja) | 2002-12-27 | 2004-07-29 | Sumitomo (Shi) Construction Machinery Manufacturing Co Ltd | 建設機械の足踏みペダル装置 |
JP4504299B2 (ja) | 2005-11-11 | 2010-07-14 | 住友建機株式会社 | 建設機械の操作手段のロック構造 |
JP4743190B2 (ja) | 2007-10-22 | 2011-08-10 | コベルコ建機株式会社 | 建設機械のバルブ操作装置 |
JP5238739B2 (ja) | 2010-02-26 | 2013-07-17 | 川崎重工業株式会社 | 操作装置 |
JP5024443B2 (ja) * | 2010-10-27 | 2012-09-12 | コベルコ建機株式会社 | 建設機械のバルブ操作装置 |
JP2013087461A (ja) * | 2011-10-17 | 2013-05-13 | Kobelco Contstruction Machinery Ltd | 作業機械 |
JP6511419B2 (ja) * | 2016-09-01 | 2019-05-15 | 株式会社日立建機ティエラ | 小型油圧ショベル |
WO2018179385A1 (ja) * | 2017-03-31 | 2018-10-04 | 日立建機株式会社 | 建設機械 |
-
2017
- 2017-03-07 KR KR1020170028867A patent/KR101779360B1/ko active IP Right Grant
-
2018
- 2018-02-09 CN CN201880001382.6A patent/CN108811505B/zh active Active
- 2018-02-09 US US16/078,738 patent/US11186965B2/en active Active
- 2018-02-09 JP JP2018550578A patent/JP6724160B2/ja active Active
- 2018-02-09 WO PCT/KR2018/001734 patent/WO2018164383A1/ko active Application Filing
Also Published As
Publication number | Publication date |
---|---|
US11186965B2 (en) | 2021-11-30 |
KR101779360B1 (ko) | 2017-09-18 |
CN108811505B (zh) | 2021-05-28 |
JP6724160B2 (ja) | 2020-07-15 |
CN108811505A (zh) | 2018-11-13 |
US20210214917A1 (en) | 2021-07-15 |
WO2018164383A1 (ko) | 2018-09-13 |
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