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AU446154B2 - Replaceable bearing assembly - Google Patents
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AU446154B2 - Replaceable bearing assembly - Google Patents

Replaceable bearing assembly

Info

Publication number
AU446154B2
AU446154B2 AU29292/71A AU2929271A AU446154B2 AU 446154 B2 AU446154 B2 AU 446154B2 AU 29292/71 A AU29292/71 A AU 29292/71A AU 2929271 A AU2929271 A AU 2929271A AU 446154 B2 AU446154 B2 AU 446154B2
Authority
AU
Australia
Prior art keywords
bearing assembly
replaceable bearing
replaceable
assembly
bearing
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
AU29292/71A
Other versions
AU2929271A (en
Inventor
Safar Frank
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.)
Smith International Inc
Original Assignee
Smith International 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 Smith International Inc filed Critical Smith International Inc
Priority to AU29292/71A priority Critical patent/AU446154B2/en
Publication of AU2929271A publication Critical patent/AU2929271A/en
Application granted granted Critical
Publication of AU446154B2 publication Critical patent/AU446154B2/en
Expired legal-status Critical Current

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
    • 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
    • E21D9/1086—Drives or transmissions specially adapted therefor
    • 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
    • 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
    • E21D9/113—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 having a central part for making a pilot tunnel and a follow-up part for enlarging the pilot tunnel
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • General Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
AU29292/71A 1971-05-26 1971-05-26 Replaceable bearing assembly Expired AU446154B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU29292/71A AU446154B2 (en) 1971-05-26 1971-05-26 Replaceable bearing assembly

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU29292/71A AU446154B2 (en) 1971-05-26 1971-05-26 Replaceable bearing assembly

Related Child Applications (1)

Application Number Title Priority Date Filing Date
AU14994/70A Division AU417488B2 (en) 1970-05-13 Hardrock tunneling machine

Publications (2)

Publication Number Publication Date
AU2929271A AU2929271A (en) 1972-11-30
AU446154B2 true AU446154B2 (en) 1974-02-26

Family

ID=3717391

Family Applications (1)

Application Number Title Priority Date Filing Date
AU29292/71A Expired AU446154B2 (en) 1971-05-26 1971-05-26 Replaceable bearing assembly

Country Status (1)

Country Link
AU (1) AU446154B2 (en)

Also Published As

Publication number Publication date
AU2929271A (en) 1972-11-30

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