FR2248375B1 - - Google Patents

Info

Publication number
FR2248375B1
FR2248375B1 FR7435492A FR7435492A FR2248375B1 FR 2248375 B1 FR2248375 B1 FR 2248375B1 FR 7435492 A FR7435492 A FR 7435492A FR 7435492 A FR7435492 A FR 7435492A FR 2248375 B1 FR2248375 B1 FR 2248375B1
Authority
FR
France
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
Application number
FR7435492A
Other versions
FR2248375A1 (fr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Honeywell Inc
Original Assignee
Honeywell Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Honeywell Inc filed Critical Honeywell Inc
Publication of FR2248375A1 publication Critical patent/FR2248375A1/fr
Application granted granted Critical
Publication of FR2248375B1 publication Critical patent/FR2248375B1/fr
Expired legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05DSYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D3/00Control of position or direction
    • G05D3/12Control of position or direction using feedback
    • G05D3/14Control of position or direction using feedback using an analogue comparing device
    • G05D3/1472Control of position or direction using feedback using an analogue comparing device with potentiometer
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02FDREDGING; SOIL-SHIFTING
    • E02F3/00Dredgers; Soil-shifting machines
    • E02F3/04Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/76Graders, bulldozers, or the like with scraper plates or ploughshare-like elements; Levelling scarifying devices
    • E02F3/80Component parts
    • E02F3/84Drives or control devices therefor, e.g. hydraulic drive systems
    • E02F3/841Devices for controlling and guiding the whole machine, e.g. by feeler elements and reference lines placed exteriorly of the machine
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02FDREDGING; SOIL-SHIFTING
    • E02F3/00Dredgers; Soil-shifting machines
    • E02F3/04Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/76Graders, bulldozers, or the like with scraper plates or ploughshare-like elements; Levelling scarifying devices
    • E02F3/80Component parts
    • E02F3/84Drives or control devices therefor, e.g. hydraulic drive systems
    • E02F3/844Drives or control devices therefor, e.g. hydraulic drive systems for positioning the blade, e.g. hydraulically
    • E02F3/845Drives 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
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S37/00Excavating
    • Y10S37/907Automatic 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)
FR7435492A 1973-10-23 1974-10-22 Expired FR2248375B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US40877873A 1973-10-23 1973-10-23

Publications (2)

Publication Number Publication Date
FR2248375A1 FR2248375A1 (fr) 1975-05-16
FR2248375B1 true FR2248375B1 (fr) 1978-11-03

Family

ID=23617727

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7435492A Expired FR2248375B1 (fr) 1973-10-23 1974-10-22

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)

* Cited by examiner, † Cited by third party
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
US6692185B2 (en) 2001-10-17 2004-02-17 Power Curbers, Inc. Adjusting arrangement for steerable transport assembly for self-propelled construction vehicle
US6715957B2 (en) 2001-10-17 2004-04-06 Power Curbers, Inc. Paving apparatus with retractable pavement forming assembly
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
CN101238253B (zh) * 2005-08-03 2011-11-09 株式会社小松制作所 机动平路机
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)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
AU7447074A (en) 1976-04-29
US4081033A (en) 1978-03-28
DE2449839A1 (de) 1975-04-24
CA1012760A (en) 1977-06-28
CA1126018B (fr) 1982-06-22
SE7413281L (fr) 1975-04-24
FR2248375A1 (fr) 1975-05-16

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse