GB488755A - Improvements in pipe tongs - Google Patents

Improvements in pipe tongs

Info

Publication number
GB488755A
GB488755A GB1745837A GB1745837A GB488755A GB 488755 A GB488755 A GB 488755A GB 1745837 A GB1745837 A GB 1745837A GB 1745837 A GB1745837 A GB 1745837A GB 488755 A GB488755 A GB 488755A
Authority
GB
United Kingdom
Prior art keywords
jaw
pin
finger
pivoted
projections
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
GB1745837A
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to GB1745837A priority Critical patent/GB488755A/en
Publication of GB488755A publication Critical patent/GB488755A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
    • E21B19/16—Connecting or disconnecting pipe couplings or joints
    • E21B19/161—Connecting or disconnecting pipe couplings or joints using a wrench or a spinner adapted to engage a circular section of pipe

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (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)
  • Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)

Abstract

488,755. Wrenches. VAUGHN, L. E. June 23, 1937, No. 17458. [Class 61 (iii)] A wrench for operating well casing &c. comprises oppositely disposed series of pivotallv connected jaws 3, 6 and 4, 5 pivoted to the handle 1, the jaw 4 being mounted for vertical play on its pivot-pin 9 and movable by means of a cam 12 to cause locking projections 13 on a finger 7 on the jaw 5 to engage behind retaining projections 14 on the opposite jaw 6. In the modification, Figs. 19 and 20, the jaw 31 carries a lever 36 and shaft 34 with crank pin 37 engaging a slot 38 in the jaw 33 which is slidably pivoted on a pin 32 fixed in the jaw 31 for moving a locking finger on the jaw 33 into an engaged or disengaged position.
GB1745837A 1937-06-23 1937-06-23 Improvements in pipe tongs Expired GB488755A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1745837A GB488755A (en) 1937-06-23 1937-06-23 Improvements in pipe tongs

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1745837A GB488755A (en) 1937-06-23 1937-06-23 Improvements in pipe tongs

Publications (1)

Publication Number Publication Date
GB488755A true GB488755A (en) 1938-07-13

Family

ID=10095526

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1745837A Expired GB488755A (en) 1937-06-23 1937-06-23 Improvements in pipe tongs

Country Status (1)

Country Link
GB (1) GB488755A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009055861A1 (en) * 2007-10-31 2009-05-07 Sandvik Mining & Construction Australia Pty Ltd Handling apparatus
AU2010212333B1 (en) * 2010-08-13 2011-10-06 Mortlach Holdings Pty Ltd A Spanner

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009055861A1 (en) * 2007-10-31 2009-05-07 Sandvik Mining & Construction Australia Pty Ltd Handling apparatus
AU2008240336B2 (en) * 2007-10-31 2011-08-25 Sandvik Mining And Construction Australia (Production/Supply) Pty Ltd Handling apparatus
AU2010212333B1 (en) * 2010-08-13 2011-10-06 Mortlach Holdings Pty Ltd A Spanner

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