FR2157821A1 - - Google Patents

Info

Publication number
FR2157821A1
FR2157821A1 FR7235055A FR7235055A FR2157821A1 FR 2157821 A1 FR2157821 A1 FR 2157821A1 FR 7235055 A FR7235055 A FR 7235055A FR 7235055 A FR7235055 A FR 7235055A FR 2157821 A1 FR2157821 A1 FR 2157821A1
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.)
Granted
Application number
FR7235055A
Other languages
French (fr)
Other versions
FR2157821B1 (en
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.)
Doosan Bobcat North America Inc
Original Assignee
Clark Equipment Co
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 Clark Equipment Co filed Critical Clark Equipment Co
Publication of FR2157821A1 publication Critical patent/FR2157821A1/fr
Application granted granted Critical
Publication of FR2157821B1 publication Critical patent/FR2157821B1/fr
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
    • E02F3/64—Buckets cars, i.e. having scraper bowls
    • 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
    • E02F3/64—Buckets cars, i.e. having scraper bowls
    • E02F3/6454—Towed (i.e. pulled or pushed) scrapers
    • E02F3/6481—Towed (i.e. pulled or pushed) scrapers with scraper bowls with an ejector having translational movement for dumping the soil
    • 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
    • E02F3/64—Buckets cars, i.e. having scraper bowls
    • E02F3/65—Component parts, e.g. drives, control devices
    • E02F3/654—Scraper bowls and components mounted on them
    • E02F3/656—Ejector or dumping mechanisms

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Soil Working Implements (AREA)
  • Power-Operated Mechanisms For Wings (AREA)
  • Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
FR7235055A 1971-10-04 1972-10-03 Expired FR2157821B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US18598571A 1971-10-04 1971-10-04

Publications (2)

Publication Number Publication Date
FR2157821A1 true FR2157821A1 (en) 1973-06-08
FR2157821B1 FR2157821B1 (en) 1977-01-14

Family

ID=22683191

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7235055A Expired FR2157821B1 (en) 1971-10-04 1972-10-03

Country Status (8)

Country Link
US (1) US3742628A (en)
JP (1) JPS4845004A (en)
BR (1) BR7206880D0 (en)
CA (1) CA964236A (en)
DE (1) DE2248527C3 (en)
FR (1) FR2157821B1 (en)
GB (1) GB1388606A (en)
ZA (1) ZA726698B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002031272A1 (en) * 2000-10-10 2002-04-18 Terex Corporation Scraper bowl with a moveable cutting edge

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3995383A (en) * 1976-01-19 1976-12-07 General Motors Corporation Scraper bowl with movable floor section
US4055007A (en) * 1976-02-09 1977-10-25 Johnson Bruce W Earth handling apparatus
US4133122A (en) * 1977-08-15 1979-01-09 Caterpillar Tractor Co. Carriage assembly for an elevating scraper dump linkage and method of installing
US4308677A (en) * 1980-05-19 1982-01-05 Reynolds Manufacturing Company Ejector type scraper
US6041528A (en) * 1998-09-23 2000-03-28 Harvey Mfg. Corp. High performance ejector scraper
CN102182212B (en) * 2011-03-09 2012-10-24 湖南瑞龙重工科技有限公司 Active scraper and scraping device thereof

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR928806A (en) * 1946-03-29 1947-12-09 R G Le Tourneau Assembly and control of a rear dredger door
GB890598A (en) * 1959-03-19 1962-03-07 Ateco Pty Ltd An improved vehicle for handling spoil and the like, incorporating means for scraping, loading and spreading
US3488870A (en) * 1968-02-27 1970-01-13 Allis Chalmers Mfg Co Adjustable and removable roller assembly

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3127151A (en) * 1964-03-31 klawitter
US2394483A (en) * 1943-05-26 1946-02-05 Plant Choate Mfg Co Inc Earth mover
GB587808A (en) * 1944-01-17 1947-05-06 Letourneau Inc Improvements in earth scrapers
US2994976A (en) * 1959-05-22 1961-08-08 James E Hancock Stabilizer for positive ejection mechanism for earth moving apparatus
US3066429A (en) * 1961-04-03 1962-12-04 Hancock James Eugene Earth moving apparatus and fluid control therefor
US3152410A (en) * 1962-10-31 1964-10-13 M R S Mfg Company Ejector type scraper
US3346972A (en) * 1965-01-14 1967-10-17 Johnson Mfg Company Hydraulic circuits for earth scraping machines
GB1095203A (en) * 1965-07-22 1967-12-13 Johnson Mfg Company Earth moving apparatus
US3465458A (en) * 1967-07-10 1969-09-09 Caterpillar Tractor Co Pivoted ejector for earthmoving scrapers
US3479758A (en) * 1967-08-28 1969-11-25 Allis Chalmers Mfg Co Ejection mechanism for scraper
US3596383A (en) * 1968-08-02 1971-08-03 Louis L Bispo Improved ejection system for elevator scraper

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR928806A (en) * 1946-03-29 1947-12-09 R G Le Tourneau Assembly and control of a rear dredger door
GB890598A (en) * 1959-03-19 1962-03-07 Ateco Pty Ltd An improved vehicle for handling spoil and the like, incorporating means for scraping, loading and spreading
US3488870A (en) * 1968-02-27 1970-01-13 Allis Chalmers Mfg Co Adjustable and removable roller assembly

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002031272A1 (en) * 2000-10-10 2002-04-18 Terex Corporation Scraper bowl with a moveable cutting edge

Also Published As

Publication number Publication date
ZA726698B (en) 1973-06-27
GB1388606A (en) 1975-03-26
FR2157821B1 (en) 1977-01-14
US3742628A (en) 1973-07-03
DE2248527A1 (en) 1973-04-12
DE2248527C3 (en) 1981-12-10
JPS4845004A (en) 1973-06-28
AU4694772A (en) 1974-03-28
BR7206880D0 (en) 1973-09-13
CA964236A (en) 1975-03-11
DE2248527B2 (en) 1981-03-19

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Legal Events

Date Code Title Description
ST Notification of lapse