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:
Feb. 24, 2015
Filed:
Mar. 04, 2013
Kennedy Metal Products & Buildings, Inc., Taylorville, IL (US);
William R. Kennedy, Taylorville, IL (US);
John M. Kennedy, Taylorville, IL (US);
Kennedy Metal Products & Buildings, Inc., Taylorville, IL (US);
Abstract
A conveyor belt box check for installation in a mine is disclosed. The box check includes first and second generally parallel spaced-apart walls extending across a mine passage. Each of the walls has a conveyor belt aperture sized for receiving the conveyor. In some embodiments, access doors are provided in the first and second walls, and a partition extends between the first and second walls for separating the access doors from the conveyor belt apertures and for forming an air lock between the walls. A method of installing the box check is also disclosed.