FR2268942A1 - - Google Patents

Info

Publication number
FR2268942A1
FR2268942A1 FR7513030A FR7513030A FR2268942A1 FR 2268942 A1 FR2268942 A1 FR 2268942A1 FR 7513030 A FR7513030 A FR 7513030A FR 7513030 A FR7513030 A FR 7513030A FR 2268942 A1 FR2268942 A1 FR 2268942A1
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.)
Withdrawn
Application number
FR7513030A
Other languages
French (fr)
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.)
Dresser Industries Inc
Original Assignee
Dresser Industries Inc
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 Dresser Industries Inc filed Critical Dresser Industries Inc
Publication of FR2268942A1 publication Critical patent/FR2268942A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
    • E21D9/10—Making by using boring or cutting machines
    • E21D9/11—Making by using boring or cutting machines with a rotary drilling-head cutting simultaneously the whole cross-section, i.e. full-face machines
    • E21D9/112—Making by using boring or cutting machines with a rotary drilling-head cutting simultaneously the whole cross-section, i.e. full-face machines by means of one single rotary head or of concentric rotary 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
    • E02F3/18—Dredgers; Soil-shifting machines mechanically-driven with digging wheels turning round an axis, e.g. bucket-type wheels
    • E02F3/22—Component parts
    • E02F3/24—Digging wheels; Digging elements of wheels; Drives for wheels
    • E02F3/245—Digging wheels; Digging elements of wheels; Drives for wheels with digging elements mounted movable relative to the wheel
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
    • E21D9/12—Devices for removing or hauling away excavated material or spoil; Working or loading platforms

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Environmental & Geological Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
  • Earth Drilling (AREA)
FR7513030A 1974-04-29 1975-04-25 Withdrawn FR2268942A1 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US46519274A 1974-04-29 1974-04-29

Publications (1)

Publication Number Publication Date
FR2268942A1 true FR2268942A1 (ja) 1975-11-21

Family

ID=23846826

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7513030A Withdrawn FR2268942A1 (ja) 1974-04-29 1975-04-25

Country Status (5)

Country Link
CA (1) CA1015376A (ja)
DE (1) DE2514507A1 (ja)
FR (1) FR2268942A1 (ja)
GB (1) GB1477752A (ja)
ZA (1) ZA751725B (ja)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107083965B (zh) * 2017-06-09 2024-03-01 中国铁建重工集团股份有限公司 一种用于掘进设备的多刀盘驱动***、刀盘及掘进设备
CN112593957B (zh) * 2020-12-03 2022-08-19 重庆文理学院 可远程控制式tbm施工的掘进测量机及使用方法

Also Published As

Publication number Publication date
AU7955675A (en) 1976-09-30
DE2514507A1 (de) 1975-11-06
ZA751725B (en) 1976-02-25
CA1015376A (en) 1977-08-09
GB1477752A (en) 1977-06-29

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Legal Events

Date Code Title Description
ST Notification of lapse