EP3985177A4 - Dredger - Google Patents

Dredger Download PDF

Info

Publication number
EP3985177A4
EP3985177A4 EP20822957.5A EP20822957A EP3985177A4 EP 3985177 A4 EP3985177 A4 EP 3985177A4 EP 20822957 A EP20822957 A EP 20822957A EP 3985177 A4 EP3985177 A4 EP 3985177A4
Authority
EP
European Patent Office
Prior art keywords
dredger
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.)
Pending
Application number
EP20822957.5A
Other languages
German (de)
French (fr)
Other versions
EP3985177A1 (en
Inventor
Tokuaki Kojima
Taketoshi MAEDA
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.)
Kojimagumi Co Ltd
Kojimagumi Co Ltd
Original Assignee
Kojimagumi Co Ltd
Kojimagumi Co Ltd
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 Kojimagumi Co Ltd, Kojimagumi Co Ltd filed Critical Kojimagumi Co Ltd
Publication of EP3985177A1 publication Critical patent/EP3985177A1/en
Publication of EP3985177A4 publication Critical patent/EP3985177A4/en
Pending legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F5/00—Dredgers or soil-shifting machines for special purposes
    • E02F5/28—Dredgers or soil-shifting machines for special purposes for cleaning watercourses or other ways
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F7/00—Equipment for conveying or separating excavated material
    • E02F7/04—Loading devices mounted on a dredger or an excavator hopper dredgers, also equipment for unloading the hopper
    • 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
    • E02F3/46—Dredgers; Soil-shifting machines mechanically-driven with reciprocating digging or scraping elements moved by cables or hoisting ropes ; Drives or control devices therefor
    • E02F3/47—Dredgers; Soil-shifting machines mechanically-driven with reciprocating digging or scraping elements moved by cables or hoisting ropes ; Drives or control devices therefor with grab buckets
    • 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
    • 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
    • E02F3/8833—Floating installations
    • E02F3/8841—Floating installations wherein at least a part of the soil-shifting equipment is mounted on a ladder or boom
    • 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
    • E02F3/8833—Floating installations
    • E02F3/885—Floating installations self propelled, e.g. ship
    • 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
    • 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
    • E02F3/907—Measuring or control devices, e.g. control units, detection means or sensors
    • 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
    • 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
    • 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
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F5/00—Dredgers or soil-shifting machines for special purposes
    • E02F5/28—Dredgers or soil-shifting machines for special purposes for cleaning watercourses or other ways
    • E02F5/282—Dredgers or soil-shifting machines for special purposes for cleaning watercourses or other ways with rotating cutting or digging tools
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F7/00—Equipment for conveying or separating excavated material
    • E02F7/10—Pipelines for conveying excavated materials

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
  • Underground Or Underwater Handling Of Building Materials (AREA)
EP20822957.5A 2019-06-12 2020-06-09 Dredger Pending EP3985177A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2019109829 2019-06-12
PCT/JP2020/022680 WO2020250885A1 (en) 2019-06-12 2020-06-09 Dredger

Publications (2)

Publication Number Publication Date
EP3985177A1 EP3985177A1 (en) 2022-04-20
EP3985177A4 true EP3985177A4 (en) 2023-06-21

Family

ID=73781424

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20822957.5A Pending EP3985177A4 (en) 2019-06-12 2020-06-09 Dredger

Country Status (4)

Country Link
EP (1) EP3985177A4 (en)
JP (1) JP7186986B2 (en)
CN (1) CN113939629B (en)
WO (1) WO2020250885A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117166557A (en) * 2023-09-11 2023-12-05 杭州交投建设工程有限公司 A kind of dredging equipment and dredging method for waterway hard soil layer
CN117868242B (en) * 2023-12-18 2025-12-02 中交广州航道局有限公司 A grab bucket dredger
CN121381719A (en) * 2025-12-24 2026-01-23 中国铁建重工集团股份有限公司 Step-type underwater dredging device and underwater dredging system

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2952083A (en) * 1956-07-27 1960-09-13 John H Forkner Dredge construction
JPS5275788A (en) * 1975-12-17 1977-06-25 Hitachi Zosen Corp Trash collect and sludge dredge boat
US4631844A (en) * 1985-07-15 1986-12-30 Deal Troy M Hydraulic shovel dredge system
US5311682A (en) * 1993-01-07 1994-05-17 Sturdivant Charles N Hybrid dredge

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5524368U (en) * 1978-08-04 1980-02-16
JPH083188B2 (en) 1993-07-15 1996-01-17 株式会社小島組 Grab hoisting equipment
JP3743002B2 (en) 2000-11-07 2006-02-08 株式会社本間組 Mud etc. treatment method and its treatment equipment
US6823616B1 (en) * 2001-07-06 2004-11-30 Boskalis Westminister Inc. Method of excavating
JP2003221187A (en) 2002-01-31 2003-08-05 Kayaba Ind Co Ltd Crane type heave damper device
JP2004150015A (en) * 2002-10-28 2004-05-27 Penta Ocean Constr Co Ltd Dredging construction management method and equipment
JP2005036410A (en) 2003-07-15 2005-02-10 Ybm Co Ltd Equipment and method for tilling sediment layer
JP4875461B2 (en) 2006-11-06 2012-02-15 株式会社小島組 Dredge equipment
JP4939295B2 (en) 2007-04-25 2012-05-23 株式会社小島組 Labor-saving grab work boat
JP4590442B2 (en) 2007-08-23 2010-12-01 日本サルヴ▲ヱ▼ージ株式会社 Equipment for laying long objects such as cables on the bottom of water
JP5171446B2 (en) 2008-07-16 2013-03-27 株式会社 ダムドレ Grab bucket type earthing equipment
CN102936908B (en) * 2011-08-15 2014-10-01 中交上海航道勘察设计研究院有限公司 Environment-friendly dredging method
CN207211233U (en) * 2017-07-26 2018-04-10 江苏东方生态清淤工程有限公司 A kind of multi-functional dredger

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2952083A (en) * 1956-07-27 1960-09-13 John H Forkner Dredge construction
JPS5275788A (en) * 1975-12-17 1977-06-25 Hitachi Zosen Corp Trash collect and sludge dredge boat
US4631844A (en) * 1985-07-15 1986-12-30 Deal Troy M Hydraulic shovel dredge system
US5311682A (en) * 1993-01-07 1994-05-17 Sturdivant Charles N Hybrid dredge

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2020250885A1 *

Also Published As

Publication number Publication date
JPWO2020250885A1 (en) 2020-12-17
CN113939629A (en) 2022-01-14
EP3985177A1 (en) 2022-04-20
WO2020250885A1 (en) 2020-12-17
JP7186986B2 (en) 2022-12-12
CN113939629B (en) 2023-06-27

Similar Documents

Publication Publication Date Title
EP3867745A4 (en) Hyperpiler
EP3781482A4 (en) Nano-satellite
EP3951079A4 (en) Shovel
EP3751060A4 (en) Excavator
EP3960936A4 (en) Excavator
EP3779053A4 (en) Excavator
EP4069235A4 (en) Combinations
EP4159929A4 (en) Excavator
EP3768900A4 (en) Slope-level-cut bucket
EP3985177A4 (en) Dredger
EP4003420A4 (en) Il-38-specific antiobodies
EP4069234A4 (en) Combinations
EP4069224A4 (en) Combinations
AU2019900060A0 (en) Excavator
AU2021903462A0 (en) Bucket
EP4424929A4 (en) Excavator
AU2020903907A0 (en) Bucket
HK40076608A (en) Il-38-specific antiobodies
HK40069480A (en) Rhamnose-polysaccharides
EM79941730001S (en) Pooper-scoopers
EM77207920002S (en) Smartglasses
AU2019904806A0 (en) Fastcast-3
AU2019904733A0 (en) Trolleyon
AU2019904564A0 (en) WaterWords
HK40081723A (en) Combinations

Legal Events

Date Code Title Description
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE

PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

17P Request for examination filed

Effective date: 20220103

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

DAV Request for validation of the european patent (deleted)
DAX Request for extension of the european patent (deleted)
A4 Supplementary search report drawn up and despatched

Effective date: 20230522

RIC1 Information provided on ipc code assigned before grant

Ipc: E02F 3/92 20060101ALI20230515BHEP

Ipc: E02F 3/88 20060101AFI20230515BHEP

RIC1 Information provided on ipc code assigned before grant

Ipc: E02F 3/92 20060101ALI20230712BHEP

Ipc: E02F 3/88 20060101AFI20230712BHEP