US Patent: 2,279,219
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| Material Grinding Machine
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Patentees:
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| Abner D. Baker (exact or similar names) - Swanton, Fulton County, OH |
| Louis R. Baker (exact or similar names) - Swanton, Fulton County, OH |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Jul. 27, 1939 |
| Granted: |
Apr. 07, 1942 |
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Joel Havens
"Vintage Machinery" entry for A.D. Baker Company
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Description: |
| Claim:
An impact mill comprising means providing a working chamber, said means including an annular imperforate surface having a radial discharge opening, a discharge chute adjacent said discharge opening, a replaceable liner for said surface having a multiplicity of relatively small rectangular holes formed therein, said liner being of arcuate shape and in one piece for end-for-end reversal when worn, a rotor in said chamber having a plurality of rigid spokes radiating from a hub in opposed pairs and having impact surfaces formed in the ends of said spokes, integral lug members formed on said spokes and projecting laterally therefrom, the lugs on each opposed pair of spokes being spaced equidistant from said hub and at a different distance from said hub than those on the adjacent opposed pair of spokes, means to drive said rotor, and means to feed material axially to said working chamber. |
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