SE8504270L - JURISDICTION, IN PARTICULAR FOR FALLING THREAD - Google Patents
JURISDICTION, IN PARTICULAR FOR FALLING THREADInfo
- 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
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).
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)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2016028164A1 (en) * | 2014-08-22 | 2016-02-25 | Jackson Beckham Limited | Tree wedge |
-
1985
- 1985-09-16 SE SE8504270A patent/SE458008B/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
SE458008B (en) | 1989-02-20 |
SE8504270D0 (en) | 1985-09-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NUG | Patent has lapsed |
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