FR2218437B1 - - Google Patents

Info

Publication number
FR2218437B1
FR2218437B1 FR7405780A FR7405780A FR2218437B1 FR 2218437 B1 FR2218437 B1 FR 2218437B1 FR 7405780 A FR7405780 A FR 7405780A FR 7405780 A FR7405780 A FR 7405780A FR 2218437 B1 FR2218437 B1 FR 2218437B1
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
FR7405780A
Other languages
French (fr)
Other versions
FR2218437A1 (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.)
IHC Holland NV
Original Assignee
IHC Holland NV
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 IHC Holland NV filed Critical IHC Holland NV
Publication of FR2218437A1 publication Critical patent/FR2218437A1/fr
Application granted granted Critical
Publication of FR2218437B1 publication Critical patent/FR2218437B1/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
    • E02F3/88—Dredgers; Soil-shifting machines mechanically-driven with arrangements acting by a sucking or forcing effect, e.g. suction dredgers
    • E02F3/8858—Submerged units
    • E02F3/8866—Submerged units self propelled
    • 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
    • E02F3/18—Dredgers; Soil-shifting machines mechanically-driven with digging wheels turning round an axis, e.g. bucket-type wheels
    • 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
    • E02F3/88—Dredgers; Soil-shifting machines mechanically-driven with arrangements acting by a sucking or forcing effect, e.g. suction dredgers
    • E02F3/90—Component parts, e.g. arrangement or adaptation of pumps
    • E02F3/92—Digging elements, e.g. suction heads
    • E02F3/9212—Mechanical digging means, e.g. suction wheels, i.e. wheel with a suction inlet attached behind the wheel
    • E02F3/9218—Mechanical digging means, e.g. suction wheels, i.e. wheel with a suction inlet attached behind the wheel with jets
    • 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
    • E02F3/88—Dredgers; Soil-shifting machines mechanically-driven with arrangements acting by a sucking or forcing effect, e.g. suction dredgers
    • E02F3/90—Component parts, e.g. arrangement or adaptation of pumps
    • E02F3/92—Digging elements, e.g. suction heads
    • E02F3/9212—Mechanical digging means, e.g. suction wheels, i.e. wheel with a suction inlet attached behind the wheel
    • E02F3/9225—Mechanical digging means, e.g. suction wheels, i.e. wheel with a suction inlet attached behind the wheel with rotating cutting elements

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
  • Underground Or Underwater Handling Of Building Materials (AREA)
FR7405780A 1973-02-21 1974-02-20 Expired FR2218437B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NLAANVRAGE7302421,A NL168289C (en) 1973-02-21 1973-02-21 EXCAVATOR.

Publications (2)

Publication Number Publication Date
FR2218437A1 FR2218437A1 (en) 1974-09-13
FR2218437B1 true FR2218437B1 (en) 1978-08-11

Family

ID=19818279

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7405780A Expired FR2218437B1 (en) 1973-02-21 1974-02-20

Country Status (7)

Country Link
US (1) US3896566A (en)
JP (1) JPS5529214B2 (en)
BE (1) BE811291A (en)
DE (1) DE2408626A1 (en)
FR (1) FR2218437B1 (en)
GB (1) GB1423812A (en)
NL (1) NL168289C (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2473228A1 (en) * 1980-01-08 1981-07-10 Tim Tech Ind Minieres DEVICE FOR LAYING UNDERWATER CABLES
US4397106A (en) * 1982-02-08 1983-08-09 Ellicott Machine Corporation Dredge bucket wheel structure
DE3439810C1 (en) * 1984-10-31 1986-01-09 Hochtief Ag Vorm. Gebr. Helfmann, 4300 Essen Process for the removal of silt deposits lying on the bottom of a harbor basin
JPS63134721A (en) * 1986-11-25 1988-06-07 Toa Harbor Works Co Ltd Dredging apparatus of high density
DE3710283C2 (en) * 1987-03-28 1998-04-16 Zueblin Ag Equipment for the removal and removal of contaminated soil
US4903419A (en) * 1988-05-25 1990-02-27 Toa Corporation Method of and apparatus for dredging sludge in high density
JPH0637082Y2 (en) * 1988-06-21 1994-09-28 鹿島建設株式会社 Cutter-drum removal device
JP2564177B2 (en) * 1988-09-21 1996-12-18 東亜建設工業 株式会社 High-concentration dredging device
DE102008060664A1 (en) * 2008-12-08 2010-06-10 ThyssenKrupp Fördertechnik GmbH Protective device for a bucket wheel excavator
CN104250983A (en) * 2014-09-19 2014-12-31 卜建余 Rolling suction type silt removing head for silt removers

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US532182A (en) * 1895-01-08 Device for washing ores in river-bottoms
US708583A (en) * 1901-12-11 1902-09-09 George G Powell Dredging apparatus.
US719567A (en) * 1902-09-05 1903-02-03 John J Conlin Dredging and excavating machine.
US867984A (en) * 1906-12-21 1907-10-15 Simon Lake Dredging apparatus.
US1106038A (en) * 1911-12-14 1914-08-04 Otto Fruehling Cutter for suction-dredgers.
US2801479A (en) * 1954-09-03 1957-08-06 Charles W Brauer Excavating and loading device
US3614837A (en) * 1968-06-13 1971-10-26 Toshinobu Araoka Apparatus for dredging and sifting mud sands or gravel
US3480326A (en) * 1968-12-18 1969-11-25 Bethlehem Steel Corp Mechanical deep sea nodule harvester

Also Published As

Publication number Publication date
DE2408626A1 (en) 1974-08-22
NL168289B (en) 1981-10-16
NL7302421A (en) 1974-08-23
US3896566A (en) 1975-07-29
AU6571074A (en) 1975-08-21
BE811291A (en) 1974-08-20
NL168289C (en) 1982-03-16
GB1423812A (en) 1976-02-04
FR2218437A1 (en) 1974-09-13
JPS5529214B2 (en) 1980-08-01
JPS49114241A (en) 1974-10-31

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Legal Events

Date Code Title Description
ST Notification of lapse