JPS50103101A - - Google Patents
Info
- Publication number
- JPS50103101A JPS50103101A JP50004832A JP483275A JPS50103101A JP S50103101 A JPS50103101 A JP S50103101A JP 50004832 A JP50004832 A JP 50004832A JP 483275 A JP483275 A JP 483275A JP S50103101 A JPS50103101 A JP S50103101A
- Authority
- JP
- Japan
- 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
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/76—Graders, bulldozers, or the like with scraper plates or ploughshare-like elements; Levelling scarifying devices
- E02F3/80—Component parts
- E02F3/84—Drives or control devices therefor, e.g. hydraulic drive systems
- E02F3/844—Drives or control devices therefor, e.g. hydraulic drive systems for positioning the blade, e.g. hydraulically
- E02F3/845—Drives or control devices therefor, e.g. hydraulic drive systems for positioning the blade, e.g. hydraulically using mechanical sensors to determine the blade position, e.g. inclinometers, gyroscopes, pendulums
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Operation Control Of Excavators (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US434982A US3896899A (en) | 1974-01-21 | 1974-01-21 | Blade stabilizer for earth working apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS50103101A true JPS50103101A (https=) | 1975-08-14 |
| JPS5724448B2 JPS5724448B2 (https=) | 1982-05-24 |
Family
ID=23726506
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP483275A Expired JPS5724448B2 (https=) | 1974-01-21 | 1975-01-08 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3896899A (https=) |
| JP (1) | JPS5724448B2 (https=) |
| AR (1) | AR207132A1 (https=) |
| BR (1) | BR7500384A (https=) |
| CA (1) | CA1028027A (https=) |
| GB (1) | GB1488202A (https=) |
| ZA (1) | ZA747136B (https=) |
Families Citing this family (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4064945A (en) * | 1975-03-10 | 1977-12-27 | J. I. Case Company | Electronic depth control system |
| US4085805A (en) * | 1976-01-26 | 1978-04-25 | Honeywell Inc. | Earth working machine with elevation control for tool thereof |
| WO1982003645A1 (en) * | 1981-04-15 | 1982-10-28 | Rolland D Scholl | Blade condition control system |
| JPS5980829A (ja) * | 1982-10-29 | 1984-05-10 | Kubota Ltd | 整地スクレ−パ付きトラクタ |
| JPS6280103U (https=) * | 1985-11-11 | 1987-05-22 | ||
| US5584346A (en) * | 1992-07-27 | 1996-12-17 | Komatsu Est Corp. | Control system for a motor grader |
| US5551518A (en) * | 1994-09-28 | 1996-09-03 | Caterpillar Inc. | Tilt rate compensation implement system and method |
| US5653155A (en) * | 1996-01-29 | 1997-08-05 | Caterpillar Inc. | Method and apparatus for single lever control of multiple actuators |
| CA2257049A1 (en) * | 1997-12-31 | 1999-06-30 | Richard Gramm | Combine header height control |
| DE10000771C2 (de) | 2000-01-11 | 2003-06-12 | Brueninghaus Hydromatik Gmbh | Vorrichtung und Verfahren zur Lageregelung für Arbeitseinrichtungen mobiler Arbeitsmaschinen |
| US6883299B1 (en) | 2003-08-05 | 2005-04-26 | Richard Gramm | Height sensor arrangement for agricultural applications |
| US8406963B2 (en) | 2009-08-18 | 2013-03-26 | Caterpillar Inc. | Implement control system for a machine |
| US8869910B2 (en) * | 2010-04-07 | 2014-10-28 | Caterpillar Inc. | DCM circle shoe having angled wear insert |
| CN102505718B (zh) * | 2011-11-22 | 2014-10-01 | 潍柴动力股份有限公司 | 推土机及其扭矩平滑动力系统 |
| US20130158818A1 (en) * | 2011-12-20 | 2013-06-20 | Caterpillar Inc. | Implement control system for a machine |
| US8600621B2 (en) | 2011-12-20 | 2013-12-03 | Caterpillar Inc. | System and method for controlling slip |
| US9194101B2 (en) * | 2014-04-17 | 2015-11-24 | Gregory P. Costello | Method and apparatus for earth moving and surface grading |
| US9458599B2 (en) * | 2014-04-17 | 2016-10-04 | Gregory P. Costello | Method and apparatus for earth moving and surface grading |
| US11598068B2 (en) * | 2020-05-28 | 2023-03-07 | Caterpillar Inc. | Drawbar assembly for a motor grader |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3026638A (en) * | 1960-01-28 | 1962-03-27 | Sanders Associates Inc | Automatic blade slope control system |
| US3497014A (en) * | 1967-05-01 | 1970-02-24 | United Aircraft Corp | Automatic blade bite control |
| US3495663A (en) * | 1968-06-26 | 1970-02-17 | Caterpillar Tractor Co | Integrated automatic slope-grade control system for motor graders |
| US3486564A (en) * | 1969-02-24 | 1969-12-30 | Caterpillar Tractor Co | Vertical reference system |
| US3604512A (en) * | 1969-09-16 | 1971-09-14 | Caterpillar Tractor Co | Electrooptical control system for vehicles |
| US3637026A (en) * | 1969-10-06 | 1972-01-25 | Cmi Corp | Cross slope control of mobile machinery |
-
1974
- 1974-01-01 AR AR256992A patent/AR207132A1/es active
- 1974-01-21 US US434982A patent/US3896899A/en not_active Expired - Lifetime
- 1974-10-18 CA CA211,745A patent/CA1028027A/en not_active Expired
- 1974-11-06 ZA ZA00747136A patent/ZA747136B/xx unknown
-
1975
- 1975-01-08 JP JP483275A patent/JPS5724448B2/ja not_active Expired
- 1975-01-21 BR BR384/75A patent/BR7500384A/pt unknown
- 1975-01-21 GB GB2627/75A patent/GB1488202A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| AR207132A1 (es) | 1976-09-15 |
| BR7500384A (pt) | 1975-11-04 |
| US3896899A (en) | 1975-07-29 |
| JPS5724448B2 (https=) | 1982-05-24 |
| CA1028027A (en) | 1978-03-14 |
| ZA747136B (en) | 1975-11-26 |
| GB1488202A (en) | 1977-10-12 |