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:
Nov. 15, 1988
Filed:
Nov. 27, 1987
Applicant:
Inventor:
Richard E Doerr, Middleburg, FL (US);
Assignee:
Consolidation Coal Company, Pittsburgh, PA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B65G / ;
U.S. Cl.
CPC ...
198594 ; 198303 ; 1988611 ;
Abstract
A conveyor system including a mobile flexible conveyor train adapted to be supported on a mine floor to transport coal from a mining machine to a fixed conveyor positioned in a mine passageway, the conveyor system having a rail system for supporting the conveyor on the mine roof and including re-railer for coacting with trolleys on the flexible conveyor train to provide a smooth transition of the flexible conveyor train from the rail system to the mine floor and back onto the rail system.
Doerr, Richard. (1988). Conveyor system including a re-railer (U.S. Patent No. 4784257). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4784257
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile