CA1012760A - Slope control system - Google Patents
Slope control systemInfo
- Publication number
- CA1012760A CA1012760A CA208,447A CA208447A CA1012760A CA 1012760 A CA1012760 A CA 1012760A CA 208447 A CA208447 A CA 208447A CA 1012760 A CA1012760 A CA 1012760A
- Authority
- CA
- Canada
- Prior art keywords
- control system
- slope control
- slope
- control
- 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
Links
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D3/00—Control of position or direction
- G05D3/12—Control of position or direction using feedback
- G05D3/14—Control of position or direction using feedback using an analogue comparing device
- G05D3/1472—Control of position or direction using feedback using an analogue comparing device with potentiometer
-
- 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
- E02F3/841—Devices for controlling and guiding the whole machine, e.g. by feeler elements and reference lines placed exteriorly of the machine
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S37/00—Excavating
- Y10S37/907—Automatic leveling excavators
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (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)
- Operation Control Of Excavators (AREA)
- Lifting Devices For Agricultural Implements (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA266,383A CA1019146A (en) | 1973-10-23 | 1976-11-23 | Slope control system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US40877873A | 1973-10-23 | 1973-10-23 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA1012760A true CA1012760A (en) | 1977-06-28 |
Family
ID=23617727
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA208,447A Expired CA1012760A (en) | 1973-10-23 | 1974-09-04 | Slope control system |
CA379,931A Expired CA1126018B (fr) | 1973-10-23 | 1981-06-16 | Regulateur d'inclinaison |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA379,931A Expired CA1126018B (fr) | 1973-10-23 | 1981-06-16 | Regulateur d'inclinaison |
Country Status (6)
Country | Link |
---|---|
US (1) | US4081033A (fr) |
AU (1) | AU7447074A (fr) |
CA (2) | CA1012760A (fr) |
DE (1) | DE2449839A1 (fr) |
FR (1) | FR2248375B1 (fr) |
SE (1) | SE7413281L (fr) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4545439A (en) * | 1983-07-01 | 1985-10-08 | Sellett Andrew J | Apparatus for determining the true cross slope of a blade |
JPS63189533A (ja) * | 1987-01-29 | 1988-08-05 | Komatsu Ltd | バケツトレベラ装置 |
US5235511A (en) * | 1988-06-09 | 1993-08-10 | Spectra-Physics, Inc. | Method for automatic depth control for earth moving and grading |
US4918608B1 (en) * | 1988-06-09 | 1996-07-02 | Christopher O Middleton | Method for automatic depth control for earth moving and grading |
US4914593B1 (en) * | 1988-06-09 | 1995-01-17 | Spectra Physics | Method for automatic depth control for earth moving and grading |
US4925340A (en) * | 1989-05-12 | 1990-05-15 | Sundstrand-Sauer | Screed slope controller for a paver |
US4926948A (en) * | 1989-06-28 | 1990-05-22 | Spectra Physics, Inc. | Method and apparatus for controlling motorgrader cross slope cut |
US5078215A (en) * | 1990-05-29 | 1992-01-07 | Spectra-Physics Laserplane, Inc. | Method and apparatus for controlling the slope of a blade on a motorgrader |
US5327345A (en) * | 1991-02-15 | 1994-07-05 | Laser Alignment, Inc. | Position control system for a construction implement such as a road grader |
US5107932A (en) * | 1991-03-01 | 1992-04-28 | Spectra-Physics Laserplane, Inc. | Method and apparatus for controlling the blade of a motorgrader |
US6112145A (en) * | 1999-01-26 | 2000-08-29 | Spectra Precision, Inc. | Method and apparatus for controlling the spatial orientation of the blade on an earthmoving machine |
US6109825A (en) * | 1999-05-26 | 2000-08-29 | Power Curbers, Inc. | Paving apparatus with automatic mold positioning control system |
DE10000771C2 (de) | 2000-01-11 | 2003-06-12 | Brueninghaus Hydromatik Gmbh | Vorrichtung und Verfahren zur Lageregelung für Arbeitseinrichtungen mobiler Arbeitsmaschinen |
US6715957B2 (en) | 2001-10-17 | 2004-04-06 | Power Curbers, Inc. | Paving apparatus with retractable pavement forming assembly |
US6692185B2 (en) | 2001-10-17 | 2004-02-17 | Power Curbers, Inc. | Adjusting arrangement for steerable transport assembly for self-propelled construction vehicle |
US6851486B2 (en) * | 2002-01-15 | 2005-02-08 | Gerald Eugene Marshall | Grading attachment for a loader |
US7141519B2 (en) * | 2002-09-20 | 2006-11-28 | Kimberly-Clark Worldwide, Inc. | Ion triggerable, cationic polymers, a method of making same and items using same |
US7980319B2 (en) * | 2005-08-03 | 2011-07-19 | Komatsu Ltd. | Motor grader |
US7734398B2 (en) * | 2006-07-31 | 2010-06-08 | Caterpillar Inc. | System for automated excavation contour control |
TWI513993B (zh) | 2013-03-26 | 2015-12-21 | Ind Tech Res Inst | 三軸磁場感測器、製作磁場感測結構的方法與磁場感測電路 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2474471A (en) * | 1945-02-09 | 1949-06-28 | Charles H Dolan | Shock absorber and stabilizer |
US3026638A (en) * | 1960-01-28 | 1962-03-27 | Sanders Associates Inc | Automatic blade slope control system |
US3229391A (en) * | 1964-03-11 | 1966-01-18 | Caterpillar Tractor Co | Automatic blade control for a road grader with a blade simulator mounted in a ball and socket connection |
US3303589A (en) * | 1964-04-27 | 1967-02-14 | Rivinius Theodore | Automatic control device for road graders and the like |
US3791452A (en) * | 1971-03-17 | 1974-02-12 | Grad Line | Control system for road grader |
-
1974
- 1974-09-04 CA CA208,447A patent/CA1012760A/en not_active Expired
- 1974-10-18 AU AU74470/74A patent/AU7447074A/en not_active Expired
- 1974-10-19 DE DE19742449839 patent/DE2449839A1/de not_active Ceased
- 1974-10-22 SE SE7413281A patent/SE7413281L/xx unknown
- 1974-10-22 FR FR7435492A patent/FR2248375B1/fr not_active Expired
-
1977
- 1977-01-11 US US05/758,522 patent/US4081033A/en not_active Expired - Lifetime
-
1981
- 1981-06-16 CA CA379,931A patent/CA1126018B/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2449839A1 (de) | 1975-04-24 |
FR2248375B1 (fr) | 1978-11-03 |
CA1126018B (fr) | 1982-06-22 |
SE7413281L (fr) | 1975-04-24 |
FR2248375A1 (fr) | 1975-05-16 |
AU7447074A (en) | 1976-04-29 |
US4081033A (en) | 1978-03-28 |
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