Device for demolishing concrete piles

Details Device for demolishing concrete piles Device for demolishing concrete piles

1982-07-08

1984-11-06

Whitehead, Harold D.

Stone working

Splitting, shearing, and punching

30 92, B28D 132

Patent

active

044806272

ABSTRACT:
A device for breaking up concrete piles comprising a housing bounding a passage and having two relatively parallel plates, to which are secured supports extending between them, to which supports are fastened hydraulic rams each having a piston rod, to the end of which is fastened a chisel which can be displaced through the passage with the aid of the hydraulic ram concerned, the chisels being passed through openings matching the cross-sections of the chisels and provided in screening plates bounding the passage and extending between the relatively parallel plates.

REFERENCES:
patent: 2912969 (1959-11-01), Masson
patent: 3056267 (1962-10-01), McRee
patent: 3559631 (1971-02-01), Mangis
patent: 3998201 (1976-12-01), Miural
patent: 4044749 (1977-08-01), Bowen
patent: 4124015 (1978-11-01), Isaksson
patent: 4197828 (1980-04-01), Schellhorn

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