GB1212172A - Apparatus for levelling the ground at the bottom of shallow water - Google Patents

Apparatus for levelling the ground at the bottom of shallow water

Info

Publication number
GB1212172A
GB1212172A GB97769A GB97769A GB1212172A GB 1212172 A GB1212172 A GB 1212172A GB 97769 A GB97769 A GB 97769A GB 97769 A GB97769 A GB 97769A GB 1212172 A GB1212172 A GB 1212172A
Authority
GB
United Kingdom
Prior art keywords
levelling
ground
shallow water
shallow
water
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
GB97769A
Inventor
Yasuo Itami
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.)
JDC Corp
Original Assignee
JDC Corp
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 JDC Corp filed Critical JDC Corp
Publication of GB1212172A publication Critical patent/GB1212172A/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
    • E02F3/76—Graders, bulldozers, or the like with scraper plates or ploughshare-like elements; Levelling scarifying devices
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F5/00—Dredgers or soil-shifting machines for special purposes
    • E02F5/006—Dredgers or soil-shifting machines for special purposes adapted for working ground under water not otherwise provided for

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Non-Deflectable Wheels, Steering Of Trailers, Or Other Steering (AREA)
  • Operation Control Of Excavators (AREA)
GB97769A 1968-10-16 1969-01-07 Apparatus for levelling the ground at the bottom of shallow water Expired GB1212172A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7578368 1968-10-16

Publications (1)

Publication Number Publication Date
GB1212172A true GB1212172A (en) 1970-11-11

Family

ID=13586142

Family Applications (1)

Application Number Title Priority Date Filing Date
GB97769A Expired GB1212172A (en) 1968-10-16 1969-01-07 Apparatus for levelling the ground at the bottom of shallow water

Country Status (3)

Country Link
DE (1) DE1919445C3 (en)
FR (1) FR2020778A1 (en)
GB (1) GB1212172A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2168166A1 (en) * 1998-11-04 2002-06-01 Tejedor Fernando Sanchez Machine for carrying out underwater work

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3601062A1 (en) * 1986-01-16 1987-09-03 Hubert Engelmayer Underwater tracked vehicle with hydraulic thruster drive

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2168166A1 (en) * 1998-11-04 2002-06-01 Tejedor Fernando Sanchez Machine for carrying out underwater work

Also Published As

Publication number Publication date
DE1919445B2 (en) 1979-01-25
DE1919445C3 (en) 1979-09-20
FR2020778A1 (en) 1970-07-17
DE1919445A1 (en) 1970-04-30

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Legal Events

Date Code Title Description
PS Patent sealed
PE20 Patent expired after termination of 20 years