SE8504270L - JURISDICTION, IN PARTICULAR FOR FALLING THREAD - Google Patents

JURISDICTION, IN PARTICULAR FOR FALLING THREAD

Info

Publication number
SE8504270L
SE8504270L SE8504270A SE8504270A SE8504270L SE 8504270 L SE8504270 L SE 8504270L SE 8504270 A SE8504270 A SE 8504270A SE 8504270 A SE8504270 A SE 8504270A SE 8504270 L SE8504270 L SE 8504270L
Authority
SE
Sweden
Prior art keywords
jurisdiction
arm
screw
falling thread
falling
Prior art date
Application number
SE8504270A
Other languages
Swedish (sv)
Other versions
SE458008B (en
SE8504270D0 (en
Inventor
Rune Hagdemyr
Original Assignee
Rune Hagdemyr
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 Rune Hagdemyr filed Critical Rune Hagdemyr
Priority to SE8504270A priority Critical patent/SE458008B/en
Publication of SE8504270D0 publication Critical patent/SE8504270D0/en
Publication of SE8504270L publication Critical patent/SE8504270L/en
Publication of SE458008B publication Critical patent/SE458008B/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F3/00—Devices, e.g. jacks, adapted for uninterrupted lifting of loads
    • B66F3/08—Devices, e.g. jacks, adapted for uninterrupted lifting of loads screw operated
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G23/00—Forestry
    • A01G23/02—Transplanting, uprooting, felling or delimbing trees
    • A01G23/099—Auxiliary devices, e.g. felling wedges
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F15/00—Crowbars or levers

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Geology (AREA)
  • Forests & Forestry (AREA)
  • Environmental Sciences (AREA)
  • Ecology (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Hand Tools For Fitting Together And Separating, Or Other Hand Tools (AREA)
  • Conveying And Assembling Of Building Elements In Situ (AREA)
  • Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
  • Ladders (AREA)

Abstract

In the through-threaded hole in the one pivotable arm (1) of the jack is fitted a screw (8) which can move forwards and backwards across the arm. The free end of the screw distant from an operating component (9) locates against a concave, arc-shaped locating surface (11) on the other arm (2).
SE8504270A 1985-09-16 1985-09-16 Jack for tree felling SE458008B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SE8504270A SE458008B (en) 1985-09-16 1985-09-16 Jack for tree felling

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8504270A SE458008B (en) 1985-09-16 1985-09-16 Jack for tree felling

Publications (3)

Publication Number Publication Date
SE8504270D0 SE8504270D0 (en) 1985-09-16
SE8504270L true SE8504270L (en) 1987-03-17
SE458008B SE458008B (en) 1989-02-20

Family

ID=20361396

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8504270A SE458008B (en) 1985-09-16 1985-09-16 Jack for tree felling

Country Status (1)

Country Link
SE (1) SE458008B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016028164A1 (en) * 2014-08-22 2016-02-25 Jackson Beckham Limited Tree wedge

Also Published As

Publication number Publication date
SE458008B (en) 1989-02-20
SE8504270D0 (en) 1985-09-16

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