ZA745218B - Rolling type excavating tool - Google Patents

Rolling type excavating tool

Info

Publication number
ZA745218B
ZA745218B ZA00745218A ZA745218A ZA745218B ZA 745218 B ZA745218 B ZA 745218B ZA 00745218 A ZA00745218 A ZA 00745218A ZA 745218 A ZA745218 A ZA 745218A ZA 745218 B ZA745218 B ZA 745218B
Authority
ZA
South Africa
Prior art keywords
rolling type
excavating tool
type excavating
tool
rolling
Prior art date
Application number
ZA00745218A
Other languages
English (en)
Inventor
R Goodfellow
Original Assignee
Kennametal 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 Kennametal Inc filed Critical Kennametal Inc
Publication of ZA745218B publication Critical patent/ZA745218B/xx

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
    • F16C35/00—Rigid support of bearing units; Housings, e.g. caps, covers
    • F16C35/04—Rigid support of bearing units; Housings, e.g. caps, covers in the case of ball or roller bearings
    • F16C35/06—Mounting or dismounting of ball or roller bearings; Fixing them onto shaft or in housing
    • 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
    • E21B10/22—Roller bits characterised by bearing, lubrication or sealing details
    • 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
    • F16C19/546—Systems with spaced apart rolling bearings including at least one angular contact bearing
    • F16C19/547—Systems with spaced apart rolling bearings including at least one angular contact bearing with two angular contact rolling bearings
    • F16C19/548—Systems with spaced apart rolling bearings including at least one angular contact bearing with two angular contact rolling bearings in O-arrangement
    • 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
    • F16C19/56—Systems consisting of a plurality of bearings with rolling friction in which the rolling bodies of one bearing differ in diameter from those of another
    • 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)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Physics & Mathematics (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Environmental & Geological Engineering (AREA)
  • Earth Drilling (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
  • Mounting Of Bearings Or Others (AREA)
  • Rolling Contact Bearings (AREA)
ZA00745218A 1973-10-10 1974-08-14 Rolling type excavating tool ZA745218B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00405091A US3847235A (en) 1973-10-10 1973-10-10 Rolling type excavating tool

Publications (1)

Publication Number Publication Date
ZA745218B true ZA745218B (en) 1975-08-27

Family

ID=23602244

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00745218A ZA745218B (en) 1973-10-10 1974-08-14 Rolling type excavating tool

Country Status (5)

Country Link
US (1) US3847235A (de)
CA (1) CA999607A (de)
FR (1) FR2247582B1 (de)
GB (1) GB1452656A (de)
ZA (1) ZA745218B (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4136748A (en) * 1977-11-07 1979-01-30 The Timken Company Roller-type rock bit and bearing arrangement therefor
DE2824202A1 (de) * 1978-06-02 1979-12-06 Sandvik Gmbh Rollenmeissel mit mehreren kegeligen schneidrollen
US5137097A (en) * 1990-10-30 1992-08-11 Modular Engineering Modular drill bit
US5352045A (en) * 1993-01-06 1994-10-04 The Integrated Bearing Co. Ltd. Means of mounting a revolving cutting element
DE19537278C2 (de) * 1995-10-06 2001-04-12 Roland Man Druckmasch Lagerhalterung für einen Druckzylinder
DE10158603C1 (de) * 2001-11-29 2003-06-05 Man Takraf Foerdertechnik Gmbh Mini-Diskmeissel
US8464813B2 (en) 2006-06-20 2013-06-18 Atlas Copco Secoroc Llc Cutter assembly for a raise boring reamer
US7992657B2 (en) 2006-08-18 2011-08-09 Atlas Copco Secoroc Llc Earth bit having a wear ring
US20080041632A1 (en) * 2006-08-18 2008-02-21 Atlas Copco Secoroc Llc Earth bit having a retaining ring
US7975782B2 (en) * 2006-08-18 2011-07-12 Atlas Copco Secoroc Llc Earth bit having a pressure relief valve
US20080041635A1 (en) * 2006-08-18 2008-02-21 Atlas Copco Secoroc Llc Seal for an earth bit
US20080041633A1 (en) * 2006-08-18 2008-02-21 Atlas Copco Secoroc Llc Earth bit having a screen
US20090078343A1 (en) * 2007-09-24 2009-03-26 Atlas Copco Secoroc Llc Earthboring tool and method of casehardening
US7798254B2 (en) * 2008-01-03 2010-09-21 Atlas Copco Secoroc Llc Earth bit with hub and thrust units
US8763728B2 (en) * 2008-08-06 2014-07-01 Atlas Copco Secoroc, LLC Percussion assisted rotary earth bit and method of operating the same
US8353369B2 (en) 2008-08-06 2013-01-15 Atlas Copco Secoroc, LLC Percussion assisted rotary earth bit and method of operating the same
WO2013040408A2 (en) * 2011-09-16 2013-03-21 Vermeer Manufacturing Company Hole opener bearing arrangement

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1858980A (en) * 1931-08-01 1932-05-17 Reed Roller Bit Co Roller bit
US2058624A (en) * 1933-09-07 1936-10-27 Chicago Pneumatic Tool Co Roller cutter drill
US2009300A (en) * 1933-11-14 1935-07-23 Clarence E Reed Roller cutter organization for earth boring drills
US2076000A (en) * 1935-08-06 1937-04-06 Chicago Pneumatic Tool Co Roller cutter and antifriction bearing assembly for earth boring drills
US2210077A (en) * 1939-10-12 1940-08-06 Reed Roller Bit Co Drill bit
US2513634A (en) * 1946-04-19 1950-07-04 Reed Roller Bit Co Cone bit bearing
FR1053319A (fr) * 1952-04-02 1954-02-02 Materiel De Forage Soc De Fab Dispositif de montage pour outils à molettes
US2787502A (en) * 1954-12-13 1957-04-02 Central Mine Equipment Company Cone bit head
US3193028A (en) * 1962-09-26 1965-07-06 Exxon Production Research Co Rotary drill bit
US3550972A (en) * 1968-11-12 1970-12-29 Lawrence Mfg Co Rock bit assembly

Also Published As

Publication number Publication date
GB1452656A (en) 1976-10-13
FR2247582A1 (de) 1975-05-09
CA999607A (en) 1976-11-09
FR2247582B1 (de) 1982-04-30
US3847235A (en) 1974-11-12
DE2440499A1 (de) 1975-04-17
AU7264774A (en) 1976-02-26
DE2440499B2 (de) 1976-08-05

Similar Documents

Publication Publication Date Title
ZA742078B (en) Excavating tool
PH10982A (en) Mining tool
GB1441948A (en) Tool wear detectors
GB1405344A (en) Fastener-driving tool
CA1035377A (en) Excavating tool arrangement
YU226474A (en) Drill
ZA745218B (en) Rolling type excavating tool
AU6649174A (en) Tool
CA1001396A (en) Tool retainer
AU466544B2 (en) Improved tool
ZA743051B (en) Toolholder
ZA742560B (en) Excavation tool
CA994537A (en) Tool construction
ZA741722B (en) Drill
ZA747079B (en) Explosive-powered fastener-driving tool
ZA745357B (en) Explosive-powered fastener-driving tool
ZA747224B (en) Explosive-powered fastener-driving tool
ZA746958B (en) Explosive-powered fastener-driving tool
GB1360698A (en) Hand tools
AU482911B2 (en) Rolling type excavating tool
GB1367387A (en) Percussive tools
ZA745227B (en) Grooving bucket
AU6684674A (en) Gardening tool
GB1414280A (en) Machine tool
CA960250A (en) Earthworking tool