E - Fixed Constructions – 21 – C
Patent
E - Fixed Constructions
21
C
262/61
E21C 35/08 (2006.01) E21C 27/28 (2006.01) E21C 29/26 (2006.01) E21C 35/10 (2006.01) E21C 35/20 (2006.01) E21C 35/24 (2006.01)
Patent
CA 1159090
ABSTRACT OF THE INVENTION A mining machine for performing a continuous mining operation in hard rock. The operating portions of the machine are mounted on substantial deck sections hingedly connected to each other to promote maneuverability of the machine in confined spaces. A mining implement capable of breaking ore from the solid is mounted on a rotatable, extensible boom and broken ore is collected by power operated means also provided on the machine. The machine may be adapted for remote operation through a remote hydraulic and/or electric control and may be provided with optional wheels or alternatively may be self propelled.
387516
Joy Manufacturing Company
Macrae & Co.
LandOfFree
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