Solid material comminution or disintegration – Apparatus – With comminuting member cleaner or scraper
Patent
1975-12-22
1977-04-19
Lake, Roy
Solid material comminution or disintegration
Apparatus
With comminuting member cleaner or scraper
83114, 241223, 241236, B02C 1814
Patent
active
040183920
ABSTRACT:
A shredding machine having a housing, a first and a second parallel spaced apart rotatably driven shafts rotatably mounted in the housing at end plates fixedly attached to the housing, driving means in the housing and operably connected to the shafts to drive the shafts counter to each other, a plurality of interfitting cutters having annular cutting surfaces disposed on the shafts and locked against rotation on the shafts by locking means, at least two support rods fixedly attached at their ends to the end plates, the support rods being parallel to each other and to the first and second shafts, a comber interposed between each of the cutters, each comber having at least two openings therethrough, one support shaft in registration with and of slightly smaller diameter than one of the openings to provide mechanical support for each comber, the first and second shafts in registration with and of slightly smaller diameter than another of the openings in each comber to provide further mechanical support for each comber, each comber free floating along the axis of the first and second shafts and the support rods to which the comber is coupled, but mechanically supported substantially perpendicular to the axis, each comber having a tongue protruding forwardly of the cutters to comb and direct the material being fed to the cutting surfaces of the cutters, the combers disposed on the first shaft having faces opposed and generally parallel to faces on the combers disposed on the second shaft, the faces defining the shredding path through the machine.
REFERENCES:
patent: 1178386 (1916-04-01), Edwards
patent: 2770302 (1956-11-01), Lee
patent: 3797765 (1974-03-01), Samuels
patent: 3894697 (1975-07-01), Lawson et al.
Goldberg Howard N.
Lake Roy
Levison Floyd S.
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