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GB494078A - Improvements in adjustable pipe tongs or wrenches - Google Patents

Improvements in adjustable pipe tongs or wrenches

Info

Publication number
GB494078A
GB494078A GB1159638A GB1159638A GB494078A GB 494078 A GB494078 A GB 494078A GB 1159638 A GB1159638 A GB 1159638A GB 1159638 A GB1159638 A GB 1159638A GB 494078 A GB494078 A GB 494078A
Authority
GB
United Kingdom
Prior art keywords
jaw
wrenches
lever
pivot
face
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
GB1159638A
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 GB1159638A priority Critical patent/GB494078A/en
Publication of GB494078A publication Critical patent/GB494078A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B7/00—Pliers; Other hand-held gripping tools with jaws on pivoted limbs; Details applicable generally to pivoted-limb hand tools
    • B25B7/06—Joints
    • B25B7/10—Joints with adjustable fulcrum
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B13/00—Spanners; Wrenches
    • B25B13/10—Spanners; Wrenches with adjustable jaws
    • B25B13/12—Spanners; Wrenches with adjustable jaws the jaws being slidable
    • B25B13/20—Arrangements for locking the jaws

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Load-Engaging Elements For Cranes (AREA)

Abstract

494,078. Wrenches. STEELE, G. A. April 14, 1938, No. 11596. [Class 61 (iii)] In adjustable hand-grip pipe tongs or wrenches of the kind comprising a pair of pivoted jaw levers having the pivot secured in one lever adjustable along an aperture in the other lever the pivot 8 carried by the jaw lever 3 is of D section and the aperture 9 in the jaw 1 is formed of a number of spaced holes 9a joined by a slot of a width equal to the width of the pivot 8 at right-angles to its chordal face, the slot having one wall tangential to the holes and the other wall intersecting them. One jaw 4 has a toothed face 4a and the other jaw 7 a rectilinear face 7a with or without a few teeth at 7b.
GB1159638A 1938-04-14 1938-04-14 Improvements in adjustable pipe tongs or wrenches Expired GB494078A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1159638A GB494078A (en) 1938-04-14 1938-04-14 Improvements in adjustable pipe tongs or wrenches

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1159638A GB494078A (en) 1938-04-14 1938-04-14 Improvements in adjustable pipe tongs or wrenches

Publications (1)

Publication Number Publication Date
GB494078A true GB494078A (en) 1938-10-19

Family

ID=9989148

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1159638A Expired GB494078A (en) 1938-04-14 1938-04-14 Improvements in adjustable pipe tongs or wrenches

Country Status (1)

Country Link
GB (1) GB494078A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2784629A (en) * 1955-11-02 1957-03-12 Adolphus G Adair Multiple pivoted jaw wrench provided with cam-seated slidable back catch
DE1138718B (en) * 1958-02-14 1962-10-25 David Kotthaus Ag Pliers with adjustable jaw width
US4893528A (en) * 1989-03-21 1990-01-16 Chung Hsing Chang Adjustable spanner

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2784629A (en) * 1955-11-02 1957-03-12 Adolphus G Adair Multiple pivoted jaw wrench provided with cam-seated slidable back catch
DE1138718B (en) * 1958-02-14 1962-10-25 David Kotthaus Ag Pliers with adjustable jaw width
US4893528A (en) * 1989-03-21 1990-01-16 Chung Hsing Chang Adjustable spanner
GB2233262A (en) * 1989-03-21 1991-01-09 Chang Chung Hsing Adjustable spanner

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