Crushing machine

Details Crushing machine Crushing machine

1996-11-01

1998-11-03

Rosenbaum, Mark

Solid material comminution or disintegration

Apparatus

Combined or convertible

241266, 241291, B02C 110

Patent

active

058296956

ABSTRACT:
A crushing machine for crushing such as concrete structural members of buildings includes: a crushing machine outer casing; a fixed jaw body provided fixedly on the crushing machine outer casing; and a movable jaw body provided movably on the crushing machine outer casing to effect an opening and closing operation in cooperation with the fixed jaw body; wherein a crushing blade formed substantially in a shape of a semicircular cutting blade is provided at a distal end of the movable jaw body. The crushing blade includes a rear-side edge which is formed in a substantially right-angled shape with a small arcuate edge portion located at an angled portion thereof and a front-side edge which as a whole is generally formed by a large arcuate edge portion. The rear-side edge is located at a position closer to a longitudinally inward direction side of the movable jaw body relative to the front-side edge.

REFERENCES:
patent: 4890798 (1990-01-01), Tagawa et al.
patent: 4961543 (1990-10-01), Sakato et al.
patent: 5292079 (1994-03-01), Zakohji
patent: 5361999 (1994-11-01), Sakato et al.
patent: 5474242 (1995-12-01), Rafn
patent: 5533682 (1996-07-01), de Geir et al.
patent: 5645236 (1997-07-01), Sugiura et al.

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