JPS5724448B2 - - Google Patents
Info
- Publication number
- JPS5724448B2 JPS5724448B2 JP483275A JP483275A JPS5724448B2 JP S5724448 B2 JPS5724448 B2 JP S5724448B2 JP 483275 A JP483275 A JP 483275A JP 483275 A JP483275 A JP 483275A JP S5724448 B2 JPS5724448 B2 JP S5724448B2
- 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.)
- Expired
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
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 JPS50103101A (en) | 1975-08-14 |
| JPS5724448B2 true JPS5724448B2 (en) | 1982-05-24 |
Family
ID=23726506
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP483275A Expired JPS5724448B2 (en) | 1974-01-21 | 1975-01-08 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3896899A (en) |
| JP (1) | JPS5724448B2 (en) |
| AR (1) | AR207132A1 (en) |
| BR (1) | BR7500384A (en) |
| CA (1) | CA1028027A (en) |
| GB (1) | GB1488202A (en) |
| ZA (1) | ZA747136B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6280103U (en) * | 1985-11-11 | 1987-05-22 |
Families Citing this family (18)
| 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 |
| US4431060A (en) * | 1981-04-15 | 1984-02-14 | Caterpillar Tractor Co. | Earth working machine and blade condition control system therefor |
| JPS5980829A (en) * | 1982-10-29 | 1984-05-10 | Kubota Ltd | Tractor with ground-grading scraper |
| 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 (en) | 2000-01-11 | 2003-06-12 | Brueninghaus Hydromatik Gmbh | Device and method for position control for work equipment of mobile work machines |
| 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 (en) * | 2011-11-22 | 2014-10-01 | 潍柴动力股份有限公司 | Bulldozer and torque smooth control system thereof |
| 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/en 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/en unknown
-
1975
- 1975-01-08 JP JP483275A patent/JPS5724448B2/ja not_active Expired
- 1975-01-21 BR BR384/75A patent/BR7500384A/en unknown
- 1975-01-21 GB GB2627/75A patent/GB1488202A/en not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6280103U (en) * | 1985-11-11 | 1987-05-22 |
Also Published As
| Publication number | Publication date |
|---|---|
| ZA747136B (en) | 1975-11-26 |
| AR207132A1 (en) | 1976-09-15 |
| GB1488202A (en) | 1977-10-12 |
| JPS50103101A (en) | 1975-08-14 |
| BR7500384A (en) | 1975-11-04 |
| CA1028027A (en) | 1978-03-14 |
| US3896899A (en) | 1975-07-29 |