IP Library Granted Patent US 5,938,288
Granted Patent Utility
US 5,938,288 · App. 08/849,876

Automatic control system and method for a machine used for excavating drifts, tunnels, stopes, or caverns

Inventors: Jacques Andre Saint-Pierre, Everett James Henderson, Jeffrey Nicholas Repski, Guy Chevrette, Peter Heinrich Hennecke, Wilfried Piefenbrink, Werner Hensgens
Patented Case View Patent ↗
Granted: Aug 17, 1999 Filed: Sep 5, 1997
Inventors
Jacques Andre Saint-Pierre
Everett James Henderson
Jeffrey Nicholas Repski
Guy Chevrette
Peter Heinrich Hennecke
Wilfried Piefenbrink
Werner Hensgens
Assignees (at issue)
HDRK Mining Research Limited
Wirth Maschinen-und Bohrgerate-Fabrik GmbH

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Quick Facts
Patent No.
US 5,938,288
App. No.
08/849,876
Filed
1997-09-05
Granted
1999-08-17
Kind
A