A mine conveyor provision and carbon scraper without espadines for the extraction and loading in a underground long-facing exploitation. (Machine-translation by Google Translate, not legally binding)

摘要

A coal conveyor and mine scraper arrangement without sprats for the extraction and loading on a long front underground holding, the leading edge of the guide rail being rigidly and firmly pressed against the coal front in the pit, so that the scraper tools work with constant cutting depth without the conveyor yielding backward, characterized in that the coal scraper has additional tools of narrow cut, known per se and that, in the immediate area of the recumbent, practice on the coal front a rubbing in the manner of an extension of the guide rail attached to the coal front, so that the tongue of the guide rail, introduced in said brush, can transmit the acting forces on it to the coal front or to the rose. (Machine-translation by Google Translate, not legally binding)