Implements or apparatus for applying pushing or pulling force – Special engaging elements – Sharing props
Patent
1978-03-22
1980-03-25
Watson, Robert C.
Implements or apparatus for applying pushing or pulling force
Special engaging elements
Sharing props
B66F 1100
Patent
active
041947266
ABSTRACT:
Disclosed herein is an apparatus for inexpensively removing pieces of concrete and similar types of material from an installed location by means of an inverted F-shaped concrete remover. This remover has an additional leg parallel to the two horizontal legs that form the F but it is disposed at the extremity remote from the other horizontal legs in an opposite sense. A hydraulic jack is associated with this machine to provide pressure on the last named leg and remove portions of concrete.
REFERENCES:
patent: 136156 (1873-02-01), Hake
patent: 3300183 (1967-01-01), Marshall
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