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BR7903396A - PULLEY CHAIN WITH CUTTING PULLEYS - Google Patents

PULLEY CHAIN WITH CUTTING PULLEYS

Info

Publication number
BR7903396A
BR7903396A BR7903396A BR7903396A BR7903396A BR 7903396 A BR7903396 A BR 7903396A BR 7903396 A BR7903396 A BR 7903396A BR 7903396 A BR7903396 A BR 7903396A BR 7903396 A BR7903396 A BR 7903396A
Authority
BR
Brazil
Prior art keywords
pulley chain
cutting pulleys
pulleys
cutting
pulley
Prior art date
Application number
BR7903396A
Other languages
Portuguese (pt)
Inventor
H Kunkel
L Lachonius
H Ernst
A Olschewski
M Brandenstein
L Walter
Original Assignee
Skf Ab
Sandvik Ab
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
Priority claimed from DE2823698A external-priority patent/DE2823698C2/en
Priority claimed from DE19782841971 external-priority patent/DE2841971A1/en
Application filed by Skf Ab, Sandvik Ab filed Critical Skf Ab
Publication of BR7903396A publication Critical patent/BR7903396A/en

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
    • F16C43/00—Assembling bearings
    • F16C43/04—Assembling rolling-contact bearings
    • F16C43/06—Placing rolling bodies in cages or bearings
    • 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
    • E21B10/20—Roller bits characterised by detachable or adjustable parts, e.g. legs or axles
    • 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
    • F16C2352/00—Apparatus for drilling

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • General Engineering & Computer Science (AREA)
  • Rolling Contact Bearings (AREA)
  • Gripping On Spindles (AREA)
  • Earth Drilling (AREA)
BR7903396A 1978-05-31 1979-05-30 PULLEY CHAIN WITH CUTTING PULLEYS BR7903396A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2823698A DE2823698C2 (en) 1978-05-31 1978-05-31 Roller bit with a filling hole for bearing rollers
DE19782841971 DE2841971A1 (en) 1978-09-27 1978-09-27 ROLLING CHISEL WITH CUTTING ROLLS

Publications (1)

Publication Number Publication Date
BR7903396A true BR7903396A (en) 1979-12-11

Family

ID=25774595

Family Applications (1)

Application Number Title Priority Date Filing Date
BR7903396A BR7903396A (en) 1978-05-31 1979-05-30 PULLEY CHAIN WITH CUTTING PULLEYS

Country Status (10)

Country Link
AU (1) AU532730B2 (en)
BR (1) BR7903396A (en)
FR (1) FR2427460A1 (en)
GB (1) GB2022170B (en)
IE (1) IE48451B1 (en)
IT (1) IT1166825B (en)
MX (1) MX147386A (en)
NL (1) NL7904233A (en)
PL (1) PL121979B1 (en)
SE (1) SE7904516L (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE8007104U1 (en) * 1980-03-15 1980-06-12 Skf Kugellagerfabriken Gmbh, 8720 Schweinfurt ROLLING CHISEL WITH TAPERED CUTTING ROLLS
US4552233A (en) * 1982-09-30 1985-11-12 Warren A. Sturm Rotary drill bit seal
US6196339B1 (en) * 1995-12-19 2001-03-06 Smith International, Inc. Dual-seal drill bit pressure communication system

Also Published As

Publication number Publication date
GB2022170A (en) 1979-12-12
SE7904516L (en) 1979-12-01
AU532730B2 (en) 1983-10-13
FR2427460A1 (en) 1979-12-28
FR2427460B1 (en) 1983-12-09
GB2022170B (en) 1982-06-09
IE48451B1 (en) 1985-01-23
IT1166825B (en) 1987-05-06
IE791353L (en) 1979-11-30
MX147386A (en) 1982-11-26
NL7904233A (en) 1979-12-04
AU4760179A (en) 1979-12-06
PL121979B1 (en) 1982-06-30
PL214440A1 (en) 1980-03-24
IT7922644A0 (en) 1979-05-14

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