The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 31, 1982
Filed:
Sep. 08, 1980
Applicant:
Inventor:
Ernst Braun, Essen-Heisingen, DE;
Assignee:
Halbach & Braun, , DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21C / ;
U.S. Cl.
CPC ...
299 43 ; 474165 ; 474903 ;
Abstract
A hauling and cutting assembly of the type having a conveyor trough and a scraper chain conveyor bridging the conveyor trough includes a roller member radially mounted for rotation on the end of a bearing pin which supports a sprocket wheel and a guide member operatively connected to the conveyor trough overlaps the roller member to provide radial support therefor.