Skip to main content
U.S. Department of Energy
Office of Scientific and Technical Information

Scraper chain conveyor with rack for the chainless feed of winning machines

Patent ·
OSTI ID:6163719
A chain conveyor section of a longwall conveying device for underground mining of a longwall using a winning machine riding on the conveying device comprising a trough member defining a trough adapted to receive a scraper chain therein the trough member having one flanged side wall and one unflanged side wall positionable next to the longwall, a main rack section connected to the unflanged side wall extending over the trough and toward the flanged side wall for holding one end of the scraper in the trough, and an intermediate rack segment pivotally connected to the main rack segment for interconnecting at least the unflanged side wall sides of adjacent chain conveyor sections of the conveying device.
Assignee:
Gutehoffnungshutte Sterkrade Ag (Germany, Federal Republic Of)
Patent Number(s):
US 4256345
OSTI ID:
6163719
Country of Publication:
United States
Language:
English