Implements or apparatus for applying pushing or pulling force – Wedge
Patent
1988-08-31
1992-03-03
Hartman, J. J.
Implements or apparatus for applying pushing or pulling force
Wedge
254 19, 254131, B66F 300
Patent
active
050925628
ABSTRACT:
According to the invention, a felling bar to be used in tree felling has a handle 11 in one end and a lever plate in the other. To make is usable for driving wedges into a sawn cut, the felling bar is provided with a striking lug 17 fastened to the shaft 10 of the felling bar at or close to the connecting portion 15 joining the lever plate 12 to the shaft 10.
REFERENCES:
patent: 1356413 (1920-10-01), Staub
patent: 2804109 (1957-08-01), Fahca
patent: 4625489 (1986-12-01), Bogle
patent: 4748704 (1988-07-01), Houdek
Hartman J. J.
Sandvik AB
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