DE19982943T1 - Method and device for controlling a work tool - Google Patents

Method and device for controlling a work tool

Info

Publication number
DE19982943T1
DE19982943T1 DE19982943T DE19982943T DE19982943T1 DE 19982943 T1 DE19982943 T1 DE 19982943T1 DE 19982943 T DE19982943 T DE 19982943T DE 19982943 T DE19982943 T DE 19982943T DE 19982943 T1 DE19982943 T1 DE 19982943T1
Authority
DE
Germany
Prior art keywords
controlling
work tool
tool
work
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.)
Ceased
Application number
DE19982943T
Other languages
German (de)
Inventor
Randy K Krieg
John J Cheek
Susan M Boast
Michael I Cline
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.)
Caterpillar Inc
Original Assignee
Caterpillar 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
Priority claimed from US09/216,180 external-priority patent/US6129156A/en
Priority claimed from US09/370,868 external-priority patent/US6286606B1/en
Application filed by Caterpillar Inc filed Critical Caterpillar Inc
Publication of DE19982943T1 publication Critical patent/DE19982943T1/en
Ceased legal-status Critical Current

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
    • 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
    • E02F3/7636—Graders with the scraper blade mounted under the tractor chassis
    • E02F3/764—Graders with the scraper blade mounted under the tractor chassis with the scraper blade being pivotable about a vertical axis
    • 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
    • E02F3/7636—Graders with the scraper blade mounted under the tractor chassis
    • E02F3/765—Graders with the scraper blade mounted under the tractor chassis with the scraper blade being pivotable about a horizontal axis disposed perpendicular to the blade
    • 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
DE19982943T 1998-12-18 1999-12-17 Method and device for controlling a work tool Ceased DE19982943T1 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US11295998P 1998-12-18 1998-12-18
US09/216,180 US6129156A (en) 1998-12-18 1998-12-18 Method for automatically moving the blade of a motor grader from a present blade position to a mirror image position
US09/370,868 US6286606B1 (en) 1998-12-18 1999-08-09 Method and apparatus for controlling a work implement
PCT/US1999/030278 WO2000036231A1 (en) 1998-12-18 1999-12-17 Method and apparatus for controlling a work implement

Publications (1)

Publication Number Publication Date
DE19982943T1 true DE19982943T1 (en) 2001-08-09

Family

ID=27381261

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19982943T Ceased DE19982943T1 (en) 1998-12-18 1999-12-17 Method and device for controlling a work tool

Country Status (4)

Country Link
JP (1) JP4491142B2 (en)
CA (1) CA2320247C (en)
DE (1) DE19982943T1 (en)
WO (1) WO2000036231A1 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013160392A1 (en) 2012-04-25 2013-10-31 Messer Cutting Systems Gmbh Device for the multiaxial orientation and/or positioning of a tool, and tool suitable therefor
US9267248B2 (en) 2009-03-09 2016-02-23 Bomag Gmbh Hydraulic control arrangement for the screed of a road finisher
US11346079B2 (en) 2018-10-16 2022-05-31 Deere & Company Automated circle rotate with preset angle

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL2008539C2 (en) * 2012-03-26 2013-09-30 Bos Konstruktie En Machb B V DEVICE FOR IMPLEMENTING A LAND SURFACE.
US9593461B2 (en) 2014-05-19 2017-03-14 Caterpillar Inc. Work tool pitch control system for a machine
JP6666180B2 (en) 2016-03-23 2020-03-13 株式会社小松製作所 Motor grader control method and motor grader
JP6850078B2 (en) * 2016-03-23 2021-03-31 株式会社小松製作所 Motor grader
CN109208665A (en) * 2018-10-31 2019-01-15 安徽科信矿山机械制造有限公司 A kind of scraper bowl of the fine-tuning angle of rubble scraper
US11459725B2 (en) 2018-11-29 2022-10-04 Caterpillar Inc. Control system for a grading machine
US11466427B2 (en) 2018-11-29 2022-10-11 Caterpillar Inc. Control system for a grading machine
US11459726B2 (en) 2018-11-29 2022-10-04 Caterpillar Inc. Control system for a grading machine
US11486113B2 (en) 2018-11-29 2022-11-01 Caterpillar Inc. Control system for a grading machine
US11505913B2 (en) 2018-11-29 2022-11-22 Caterpillar Inc. Control system for a grading machine
CN110158682B (en) * 2019-05-06 2021-07-02 广西柳工机械股份有限公司 Hydraulic system of land leveler working device

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1390066A (en) * 1971-03-17 1975-04-09 Grad Line Grader control
JPS5771939A (en) * 1980-10-20 1982-05-06 Komatsu Ltd Automatic controller for excavator
JPS58164835A (en) * 1982-03-26 1983-09-29 Komatsu Ltd Automatic controller for motor grader
JPS59102023A (en) * 1982-12-01 1984-06-12 Komatsu Ltd Automatic controller for motor glader
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

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9267248B2 (en) 2009-03-09 2016-02-23 Bomag Gmbh Hydraulic control arrangement for the screed of a road finisher
EP2233641B2 (en) † 2009-03-09 2017-03-01 BOMAG GmbH Hydraulic control assembly for the screed of a road finisher
WO2013160392A1 (en) 2012-04-25 2013-10-31 Messer Cutting Systems Gmbh Device for the multiaxial orientation and/or positioning of a tool, and tool suitable therefor
DE102012008122A1 (en) 2012-04-25 2013-10-31 Messer Cutting Systems Gmbh Device for multiaxial orientation and / or positioning of a tool as well as a suitable tool
DE102012008122B4 (en) * 2012-04-25 2016-04-07 Messer Cutting Systems Gmbh Device for multiaxial orientation and / or positioning of a tool
US11346079B2 (en) 2018-10-16 2022-05-31 Deere & Company Automated circle rotate with preset angle

Also Published As

Publication number Publication date
JP4491142B2 (en) 2010-06-30
WO2000036231A9 (en) 2001-04-19
CA2320247C (en) 2008-01-22
JP2002532643A (en) 2002-10-02
CA2320247A1 (en) 2000-06-22
WO2000036231A1 (en) 2000-06-22

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Legal Events

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8110 Request for examination paragraph 44
R002 Refusal decision in examination/registration proceedings
R003 Refusal decision now final