JPS5749689B2 - - Google Patents

Info

Publication number
JPS5749689B2
JPS5749689B2 JP48044001A JP4400173A JPS5749689B2 JP S5749689 B2 JPS5749689 B2 JP S5749689B2 JP 48044001 A JP48044001 A JP 48044001A JP 4400173 A JP4400173 A JP 4400173A JP S5749689 B2 JPS5749689 B2 JP S5749689B2
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
Application number
JP48044001A
Other languages
Japanese (ja)
Other versions
JPS4921902A (enrdf_load_stackoverflow
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 filed Critical
Publication of JPS4921902A publication Critical patent/JPS4921902A/ja
Publication of JPS5749689B2 publication Critical patent/JPS5749689B2/ja
Expired 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
    • E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
    • E02F3/36—Component parts
    • E02F3/42—Drives for dippers, buckets, dipper-arms or bucket-arms
    • E02F3/43—Control of dipper or bucket position; Control of sequence of drive operations
    • E02F3/431—Control of dipper or bucket position; Control of sequence of drive operations for bucket-arms, front-end loaders, dumpers or the like
    • E02F3/432—Control of dipper or bucket position; Control of sequence of drive operations for bucket-arms, front-end loaders, dumpers or the like for keeping the bucket in a predetermined position or attitude
    • E02F3/433—Control of dipper or bucket position; Control of sequence of drive operations for bucket-arms, front-end loaders, dumpers or the like for keeping the bucket in a predetermined position or attitude horizontal, e.g. self-levelling

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)
  • Fluid-Pressure Circuits (AREA)
JP48044001A 1972-05-02 1973-04-18 Expired JPS5749689B2 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US24960472A 1972-05-02 1972-05-02

Publications (2)

Publication Number Publication Date
JPS4921902A JPS4921902A (enrdf_load_stackoverflow) 1974-02-26
JPS5749689B2 true JPS5749689B2 (enrdf_load_stackoverflow) 1982-10-23

Family

ID=22944210

Family Applications (1)

Application Number Title Priority Date Filing Date
JP48044001A Expired JPS5749689B2 (enrdf_load_stackoverflow) 1972-05-02 1973-04-18

Country Status (5)

Country Link
US (1) US3792792A (enrdf_load_stackoverflow)
JP (1) JPS5749689B2 (enrdf_load_stackoverflow)
CA (1) CA968254A (enrdf_load_stackoverflow)
FR (1) FR2183004B1 (enrdf_load_stackoverflow)
GB (1) GB1426357A (enrdf_load_stackoverflow)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4372729A (en) * 1980-07-21 1983-02-08 Veda, Inc. Tilt control
US4452559A (en) * 1982-09-03 1984-06-05 J.I. Case Company Attachment assembly for bellcrank arm
GB8510145D0 (en) * 1985-04-20 1985-05-30 Kombilift Ltd Load lifting apparatus
JPH04127091U (ja) * 1991-05-10 1992-11-19 三菱重工業株式会社 船内溶接部検査装置
US10047502B2 (en) * 2015-12-10 2018-08-14 Caterpillar Inc. System and method for controlling a work implement of a machine
CN113474512B (zh) 2019-02-22 2023-06-02 克拉克设备公司 用于动力机器的液压调平回路
CN112482462B (zh) * 2020-11-16 2022-05-27 广西柳工机械股份有限公司 装载机铲装准备控制方法和系统

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2731162A (en) * 1953-11-19 1956-01-17 Superior Separator Company Loader with self-leveling carrier
US2883077A (en) * 1956-02-23 1959-04-21 John S Pilch Bucket control for loader or the like
GB783846A (en) * 1956-05-22 1957-10-02 Max Knobel Improved bucket scoop loader
US3009590A (en) * 1957-05-29 1961-11-21 Hough Co Frank Tractor loader
US2914202A (en) * 1957-09-16 1959-11-24 Mixermobile Manufacturers Inc Loader vehicle
US3032215A (en) * 1958-08-29 1962-05-01 Deere & Co Loader bucket leveling control
DE1100555B (de) * 1958-10-16 1961-02-23 Meiller Fahrzeuge Hydraulische Steuervorrichtung zum Parallelhalten der Ladeschaufel von UEberkopfladern
US3120314A (en) * 1960-10-11 1964-02-04 Massey Ferguson Inc Self-leveling valve attachment for loaders
US3179120A (en) * 1963-05-24 1965-04-20 Koehring Co Proportional flow divider
SE322469B (enrdf_load_stackoverflow) * 1968-06-06 1970-04-06 Ilsbo Ind Ab
US3521781A (en) * 1968-09-26 1970-07-28 Case Co J I Anti-rollback mechanism
US3568869A (en) * 1969-01-09 1971-03-09 Case Co J I Antirollback mechanism
US3695474A (en) * 1970-08-05 1972-10-03 Case Co J I Hydraulic control linkage for implement

Also Published As

Publication number Publication date
GB1426357A (en) 1976-02-25
CA968254A (en) 1975-05-27
JPS4921902A (enrdf_load_stackoverflow) 1974-02-26
US3792792A (en) 1974-02-19
FR2183004B1 (enrdf_load_stackoverflow) 1978-06-23
FR2183004A1 (enrdf_load_stackoverflow) 1973-12-14

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