IT979947B - Perfezionamento nelle disposizioni di supporto per elementi taglienti del tipo a ruota per roccia - Google Patents

Perfezionamento nelle disposizioni di supporto per elementi taglienti del tipo a ruota per roccia

Info

Publication number
IT979947B
IT979947B IT48949/73A IT4894973A IT979947B IT 979947 B IT979947 B IT 979947B IT 48949/73 A IT48949/73 A IT 48949/73A IT 4894973 A IT4894973 A IT 4894973A IT 979947 B IT979947 B IT 979947B
Authority
IT
Italy
Prior art keywords
improvement
wheel type
shaft
support arrangements
standard
Prior art date
Application number
IT48949/73A
Other languages
English (en)
Original Assignee
Robbins Co
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 Robbins Co filed Critical Robbins Co
Application granted granted Critical
Publication of IT979947B publication Critical patent/IT979947B/it

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C19/00—Bearings with rolling contact, for exclusively rotary movement
    • F16C19/54—Systems consisting of a plurality of bearings with rolling friction
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00—Drill bits
    • E21B10/08—Roller bits
    • E21B10/10—Roller bits with roller axle supported at both ends
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00—Drill bits
    • E21B10/08—Roller bits
    • E21B10/12—Roller bits with discs cutters
    • 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
    • E21D9/1006—Making by using boring or cutting machines with rotary cutting tools
    • E21D9/104—Cutting tool fixtures
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2352/00—Apparatus for drilling

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Mechanical Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Fluid Mechanics (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Earth Drilling (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
IT48949/73A 1972-03-31 1973-03-21 Perfezionamento nelle disposizioni di supporto per elementi taglienti del tipo a ruota per roccia IT979947B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US24003472A 1972-03-31 1972-03-31

Publications (1)

Publication Number Publication Date
IT979947B true IT979947B (it) 1974-09-30

Family

ID=22904831

Family Applications (1)

Application Number Title Priority Date Filing Date
IT48949/73A IT979947B (it) 1972-03-31 1973-03-21 Perfezionamento nelle disposizioni di supporto per elementi taglienti del tipo a ruota per roccia

Country Status (10)

Country Link
US (1) US3791705A (it)
JP (1) JPS5532879B2 (it)
AU (1) AU462310B2 (it)
CA (1) CA963920A (it)
CH (1) CH569563A5 (it)
DE (1) DE2316032C2 (it)
FR (1) FR2178962B1 (it)
IT (1) IT979947B (it)
SE (1) SE403812B (it)
ZA (1) ZA73390B (it)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3851718A (en) * 1972-11-09 1974-12-03 Jarva Inc Roller cutter
US3884312A (en) * 1973-09-12 1975-05-20 Robbins Co Rock cutter assemblies
US4036313A (en) * 1975-07-03 1977-07-19 Smith International, Inc. Mounting for inboard cutters on a raise drill
JPS61141395U (it) * 1985-02-19 1986-09-01
JPH0437991Y2 (it) * 1985-02-19 1992-09-07
JPS6216927U (it) * 1985-07-12 1987-01-31
US4784438A (en) * 1986-02-20 1988-11-15 Fikse Tyman H Tunneling machine rotatable member
JPH0762133B2 (ja) * 1986-10-15 1995-07-05 関西熱化学株式会社 コ−クス工場化工地区の副生物回収装置における臭気配管の詰り防止方法
JPS6394936U (it) * 1986-12-05 1988-06-18
US4760890A (en) * 1987-05-18 1988-08-02 Tamrock Inc. Cutter assembly for rotary boring of earth
JPS6465524A (en) * 1987-09-05 1989-03-10 Stanley Electric Co Ltd Manufacture of liquid crystal display element
HUT51731A (en) * 1988-11-10 1990-05-28 Veszpremi Szenbanyak Vallalat Cutting disc for breaking coal
JPH0748798Y2 (ja) * 1989-09-25 1995-11-08 株式会社小松製作所 トンネル掘進機のディスクカッタ取付け装置
US5421422A (en) * 1993-11-19 1995-06-06 Boretec Inc Roller cutter mount for tunneling machine
US5577565A (en) * 1995-06-29 1996-11-26 Boretec, Inc. Compact roller cutter
AU4261597A (en) * 1996-09-26 1998-04-17 Atlas Copco Robbins Inc. Tilted axis rotary rock cutters with readily replaceable cutter rings
US8453785B2 (en) * 2007-03-28 2013-06-04 Clark Equipment Company Lift arm assembly for a power machine or vehicle
WO2009042189A2 (en) * 2007-09-25 2009-04-02 Caterpillar Inc. Rotary cutter for tunnel boring machine
DE102011114830B3 (de) * 2011-10-05 2013-03-07 Herrenknecht Ag Vorrichtung zum Überwachen des Drehzustandes einer Schneidrollenanordnung einer Schildvortriebsmaschine und Schneidrollenanordnung für eine Schildvortriebsmaschine
DE102021102833A1 (de) 2021-02-08 2022-08-11 Aktiebolaget Skf Schneidringanordnung

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US610232A (en) * 1898-09-06 Hermann ganswindt
US1852843A (en) * 1925-07-07 1932-04-05 Oil Well Supply Co Earth drilling bit
US2061933A (en) * 1935-03-18 1936-11-24 Edwin A Perkins Structure for roller bits
US3216513A (en) * 1964-01-06 1965-11-09 Robbins & Assoc James S Cutter assemblies for rock drilling
DE1953550C2 (de) * 1969-10-24 1974-03-21 J.C. Soeding & Halbach, 5800 Hagen Mit Rollenmeißeln bestückter Arbeitskopfeiner Einrichtung zum Abtragen von Gestein, insbesondere einer Vortriebseinrichtung zum Auffahren von Strecken, Schächten od. dgl
US3707315A (en) * 1971-02-02 1972-12-26 Subterranean Tools Inc Rotary cutter for excavation, especially for use with raise boring and tunnel boring machines
US3679009A (en) * 1971-02-02 1972-07-25 Kennametal Inc Rotary cutter for excavation, especially for use with raise boring and tunnel boring machines
US3822605A (en) * 1972-02-17 1974-07-09 Skf Ind Trading & Dev Journal means for mounting rotary drums

Also Published As

Publication number Publication date
CH569563A5 (it) 1975-11-28
JPS4915601A (it) 1974-02-12
AU5132073A (en) 1974-07-25
US3791705A (en) 1974-02-12
ZA73390B (en) 1973-10-31
AU462310B2 (en) 1975-06-19
SE403812B (sv) 1978-09-04
DE2316032A1 (de) 1973-10-18
DE2316032C2 (de) 1983-12-15
FR2178962A1 (it) 1973-11-16
FR2178962B1 (it) 1977-02-04
CA963920A (en) 1975-03-04
JPS5532879B2 (it) 1980-08-27

Similar Documents

Publication Publication Date Title
IT979947B (it) Perfezionamento nelle disposizioni di supporto per elementi taglienti del tipo a ruota per roccia
IL43010A0 (en) Wiper blade
ZA732379B (en) Windshield wiper blade
ES192213Y (es) Caravana anfibia perfeccionada.
ZA731592B (en) Improvements in or relating to acid-curable resins
ZA733000B (en) Submersible pump equipped with cutter
IT945694B (it) Perfezionamento nelle disposizioni di supporto della leva del cambio per autoveicoli
AU468102B2 (en) Windshield wiper blade connector
SE389378B (sv) Roterande deplacementspump.
SU478709A1 (ru) Шлифовальный круг
CH530242A (de) Schleifscheibe
SU438521A2 (ru) Способ заточки сверл двумя шлифовальными кругами
NL7408105A (nl) Slijplichaam.
IT945002B (it) Perfezionamento nelle macchine per la rettifica di ruote dentate
CA975453A (en) Road-maintenance machine with blade
ES160080Y (es) Disposicion perfeccionada de sujeccion del eje giratorio del bombillo de cerradura.
Λιβαδάς et al. Earth surface temperature part I. bare-soil surface
ES176263U (es) Cometa perfeccionada.
ES177493U (es) Cambrillon perfeccionado.
AU434505B2 (en) Windscreen wiper blades
AU1201870A (en) Windshield wiper blade assembly
IE37025B1 (en) Cyclopentene derivatives
FI47732C (fi) Jäähdytysraoilla varutettu hiomalaikka.
AU3779772A (en) Shaft to blade attachment
ES181890Y (es) Soporte para el arbol portarrasquetas del limpiaparabrisas.