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GB2352461B - A ground cutting tool - Google Patents

A ground cutting tool

Info

Publication number
GB2352461B
GB2352461B GB0016499A GB0016499A GB2352461B GB 2352461 B GB2352461 B GB 2352461B GB 0016499 A GB0016499 A GB 0016499A GB 0016499 A GB0016499 A GB 0016499A GB 2352461 B GB2352461 B GB 2352461B
Authority
GB
United Kingdom
Prior art keywords
cutting tool
ground cutting
ground
tool
cutting
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 - Fee Related
Application number
GB0016499A
Other versions
GB2352461B8 (en
GB2352461A (en
GB2352461A8 (en
GB0016499D0 (en
Inventor
Michael Gordon Bennett
David Robertson Donaldson
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.)
David Robertson Donaldson
Original Assignee
David Robertson Donaldson
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 David Robertson Donaldson filed Critical David Robertson Donaldson
Publication of GB0016499D0 publication Critical patent/GB0016499D0/en
Publication of GB2352461A publication Critical patent/GB2352461A/en
Application granted granted Critical
Publication of GB2352461B publication Critical patent/GB2352461B/en
Publication of GB2352461B8 publication Critical patent/GB2352461B8/en
Publication of GB2352461A8 publication Critical patent/GB2352461A8/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • E21D9/106—Making by using boring or cutting machines with percussive tools, e.g. pick-hammers
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C37/00—Other methods or devices for dislodging with or without loading
    • E21C37/22—Hand tools or hand-held power-operated tools specially adapted for dislodging minerals
    • 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
    • E21D9/06—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining
    • E21D9/08—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining with additional boring or cutting means other than the conventional cutting edge of the shield
    • E21D9/0875—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining with additional boring or cutting means other than the conventional cutting edge of the shield with a movable support arm carrying cutting tools for attacking the front face, e.g. a bucket
    • 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
    • E21D9/1093—Devices for supporting, advancing or orientating the machine or the tool-carrier

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
GB0016499A 1999-07-06 2000-07-05 A ground cutting tool Expired - Fee Related GB2352461B8 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB9915687.9A GB9915687D0 (en) 1999-07-06 1999-07-06 A ground cutting tool

Publications (5)

Publication Number Publication Date
GB0016499D0 GB0016499D0 (en) 2000-08-23
GB2352461A GB2352461A (en) 2001-01-31
GB2352461B true GB2352461B (en) 2003-10-08
GB2352461B8 GB2352461B8 (en) 2005-07-13
GB2352461A8 GB2352461A8 (en) 2005-07-13

Family

ID=10856651

Family Applications (2)

Application Number Title Priority Date Filing Date
GBGB9915687.9A Ceased GB9915687D0 (en) 1999-07-06 1999-07-06 A ground cutting tool
GB0016499A Expired - Fee Related GB2352461B8 (en) 1999-07-06 2000-07-05 A ground cutting tool

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GBGB9915687.9A Ceased GB9915687D0 (en) 1999-07-06 1999-07-06 A ground cutting tool

Country Status (1)

Country Link
GB (2) GB9915687D0 (en)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1167553A (en) * 1966-08-18 1969-10-15 Demag Ag Tunnelling Apparatus
GB1519154A (en) * 1974-07-02 1978-07-26 Gewerk Eisenhuette Westfalia Apparatus for and method of constructing tunnels
GB1521844A (en) * 1975-04-11 1978-08-16 Robbins Co Excavating mechanisms
GB1601229A (en) * 1977-03-30 1981-10-28 Legrand M G J Machine for digging underground passages galleries and tunnels
GB2088933A (en) * 1980-11-28 1982-06-16 Shand Services Alexander Ltd A Tunnelling Machine
US4556256A (en) * 1982-08-05 1985-12-03 Gewerkschaft Eisenhutte Westfalia Cutting appliances for use in tunnel driving operations

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1167553A (en) * 1966-08-18 1969-10-15 Demag Ag Tunnelling Apparatus
GB1519154A (en) * 1974-07-02 1978-07-26 Gewerk Eisenhuette Westfalia Apparatus for and method of constructing tunnels
GB1521844A (en) * 1975-04-11 1978-08-16 Robbins Co Excavating mechanisms
GB1601229A (en) * 1977-03-30 1981-10-28 Legrand M G J Machine for digging underground passages galleries and tunnels
GB2088933A (en) * 1980-11-28 1982-06-16 Shand Services Alexander Ltd A Tunnelling Machine
US4556256A (en) * 1982-08-05 1985-12-03 Gewerkschaft Eisenhutte Westfalia Cutting appliances for use in tunnel driving operations

Also Published As

Publication number Publication date
GB2352461B8 (en) 2005-07-13
GB9915687D0 (en) 1999-09-01
GB2352461A (en) 2001-01-31
GB2352461A8 (en) 2005-07-13
GB0016499D0 (en) 2000-08-23

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Legal Events

Date Code Title Description
711B Application made for correction of error (sect. 117/77)
711G Correction allowed (sect. 117/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20100705