Wedge arrangement

Details Wedge arrangement Wedge arrangement

1977-10-18

1978-12-19

Watson, Robert C.

Implements or apparatus for applying pushing or pulling force

Wedge

144 34A, B66F 1500

Patent

active

041302702

ABSTRACT:
A pair of pointed, rearwardly toothed wedge members are pivotally mounted at their rear or blunt ends to spaced positions on a drive handle head, whereby they may be successively and alternatingly driven into a saw cut in a tree by pumping the handle.

REFERENCES:
patent: 2706920 (1955-04-01), Unterhahrer
patent: 4030700 (1977-06-01), Dushku

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