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.

Date of Patent:
Apr. 18, 2017

Filed:

Mar. 30, 2016
Applicant:

Joy MM Delaware, Inc., Wilmignton, DE (US);

Inventors:

Andrew P. de Lore, Yattalunga, AU;

Travers T. Wood, Springfield, AU;

Assignee:

Joy MM Delaware, Inc., Wilmington, DE (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65G 23/44 (2006.01); B65G 21/14 (2006.01); E21F 13/06 (2006.01);
U.S. Cl.
CPC ...
E21F 13/066 (2013.01); B65G 21/14 (2013.01); B65G 23/44 (2013.01);
Abstract

A tensioning mechanism for a conveyor system includes a first end including a drive unit, an anchor structure, a continuous belt extending at least partially between the drive unit and the anchor structure, a first carriage, and a second carriage. The first carriage is coupled to the drive unit and supports a portion of the belt. The first carriage is supported for movement relative to the drive unit to adjust a tension in the belt, and the first carriage is movable between the drive unit and an intermediate position. The second carriage is releasably secured to the anchor structure and supports another portion of the belt. The second carriage is supported for movement relative to the anchor structure between a first position and a second position. A distance between the first end and the second carriage defining a take-up length, and movement of the second carriage changes the take-up length.


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