Concrete breaker

Details Concrete breaker Concrete breaker

1973-11-23

1976-12-21

Lake, Roy

Stone working

Splitting, shearing, and punching

100231, 125 23R, 225103, B02C 100, B28D 132

Patent

active

039982017

ABSTRACT:
A concrete breaker, in which in breaking a concrete structure, the inclination of the main chisel is maintained within a desired angle by a limit switch to prevent the chisel receiving bed and the ram from being damaged at least two mini-chisels disposed opposite the main chisel are slidably arranged and driving means for these chisels are encased in a machine frame provided with machine beds so that the machine body may be formed smaller and lighter in weight.

REFERENCES:
patent: 2657681 (1953-11-01), Gatzke
patent: 2768620 (1956-10-01), Jenkins et al.
patent: 3392719 (1968-07-01), Clanton et al.
patent: 3817236 (1974-06-01), Schlough

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