E - Fixed Constructions – 21 – C
Patent
E - Fixed Constructions
21
C
262/53
E21C 27/00 (2006.01)
Patent
CA 1186704
MINING MACHINE FOR EXTRACTION OF MINERALS Abstract of the Disclosure A mining machine comprises a body, drum-type cutt- ing heads, a gantry coupled with the body, adjustable hyd- raulic supports disposed inside the body, grippers hinge- connected to the body by means of levers located is Pa- rallel to one another and adapted to permit moving the ma chine in a vertical direction, and links, each coupled with the respective top lever and with the respective hy- draulic support.
412623
Gaponov Valery M.
Masovich Felix Z.
Spektor Jury N.
Gosudarstvenny Proektno-Konstruktorsky I. Experimentalny Institu
Swabey Ogilvy Renault
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