Mining or in situ disintegration of hard material – Ice-working devices – Relatively moving cutter
Patent
1978-09-07
1982-09-07
Blix, Trygve M.
Mining or in situ disintegration of hard material
Ice-working devices
Relatively moving cutter
114 42, 405 61, 172122, E02B 1502
Patent
active
043480594
ABSTRACT:
In an ice disaggregating system employing one or more rotating drums with peripherally positioned ice engaging teeth, the improvement in which the teeth are multiple-tined. In one configuration, each tooth has two equal length, pointed tines. In a preferred configuration, a long pointed central tine is flanked by a pair of shorter pointed tines.
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patent: 4070062 (1978-01-01), Morgan
Blix Trygve M.
Hess J. Edward
Johnson Donald R.
Keen D. W.
Phillips James H.
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