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:
Sep. 11, 2012
Filed:
Jan. 22, 2010
Nigel Hill, Eckington, GB;
Nigel Hill, Eckington, GB;
Joy MM Delaware, Inc., Wilmington, DE (US);
Abstract
A rack bar haulage system forms part of a drive system for moving the mining machine along a conveyor including a plurality of conveyor pans. The pans are arranged end to end, and the rack bar haulage system includes a plurality of rack bars, each rack bar end including a pillar portion extending downwardly. One rack bar is adapted to be mounted adjacent an end of a line pan, and another rack bar is adapted to be mounted adjacent the adjacent end of the adjacent line pan. The haulage system also includes a chain-link, the chain-link surrounding and engaging the two adjacent pillar portions on the ends of the one rack bar and the adjacent other rack bar. The chain-link is adapted to extend over the adjacent ends of the line pans. The haulage system also includes a clog for receiving the rack bar, the clog including an extension that engages the chain-link and traps the chain link between the extension and the rack bar.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile