GB1423812A - Dredging device - Google Patents

Dredging device

Info

Publication number
GB1423812A
GB1423812A GB676174A GB676174A GB1423812A GB 1423812 A GB1423812 A GB 1423812A GB 676174 A GB676174 A GB 676174A GB 676174 A GB676174 A GB 676174A GB 1423812 A GB1423812 A GB 1423812A
Authority
GB
United Kingdom
Prior art keywords
hood
wheel
buckets
feb
dredging device
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.)
Expired
Application number
GB676174A
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 GB1423812A publication Critical patent/GB1423812A/en
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

Abstract

1423812 Dredgers INDUSTRIEELE HANDELSCOMBINATIE HOLLAND NV 14 Feb 1974 [21 Feb 1973] 66761/74 Heading E1F A dredging device comprises a digging wheel 1, a hood 8 surrounding the greater part of the periphery of the wheel, jet nozzles 10 mounted on the hood to direct water jets into the buckets of the wheel to cause discharge of the contents of the buckets into a collecting hopper 5 that is so positioned in the hood that its upper edges are above the water level maintained in the hood by pressurised aid being supplied to the hood, means 7 for supplying water to the hopper, and suction means having an intake 6 located below the water level in the collecting hopper 5.
GB676174A 1973-02-21 1974-02-14 Dredging device Expired GB1423812A (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
GB1423812A true GB1423812A (en) 1976-02-04

Family

ID=19818279

Family Applications (1)

Application Number Title Priority Date Filing Date
GB676174A Expired GB1423812A (en) 1973-02-21 1974-02-14 Dredging device

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)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2124677A (en) * 1982-02-08 1984-02-22 Elliot Machine Corp Bucket wheel for a dredger

Families Citing this family (9)

* 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
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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2124677A (en) * 1982-02-08 1984-02-22 Elliot Machine Corp Bucket wheel for a dredger

Also Published As

Publication number Publication date
NL168289C (en) 1982-03-16
DE2408626A1 (en) 1974-08-22
NL168289B (en) 1981-10-16
NL7302421A (en) 1974-08-23
BE811291A (en) 1974-08-20
FR2218437B1 (en) 1978-08-11
JPS5529214B2 (en) 1980-08-01
JPS49114241A (en) 1974-10-31
FR2218437A1 (en) 1974-09-13
AU6571074A (en) 1975-08-21
US3896566A (en) 1975-07-29

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee