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:
May. 12, 2015
Filed:
Feb. 28, 2011
Applicants:
Edward F. Niederriter, Fryburg, PA (US);
Shawn W. Franklin, Emlenton, PA (US);
Philip R. Strydom, Franklin, PA (US);
Robert P. Aaron, Marble, PA (US);
Inventors:
Edward F. Niederriter, Fryburg, PA (US);
Shawn W. Franklin, Emlenton, PA (US);
Philip R. Strydom, Franklin, PA (US);
Robert P. Aaron, Marble, PA (US);
Assignee:
Joy MM Delaware, Inc., Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21C 25/06 (2006.01); E21C 27/02 (2006.01); E21C 29/02 (2006.01); E21C 31/12 (2006.01); F16H 57/04 (2010.01);
U.S. Cl.
CPC ...
E21C 27/02 (2013.01); Y10T 74/19642 (2015.01); E21C 29/02 (2013.01); E21C 31/12 (2013.01); F16H 57/0412 (2013.01); F16H 57/0456 (2013.01); F16H 57/0495 (2013.01);
Abstract
A longwall shearer or other machine with a gear case for transmitting rotational power from a drive to a driven member. The gear case comprises a drive, a driven member, at least one axle including at least one aperture formed therein to circulate cooling fluid through the axle, and a gear mounted to rotate on the axle and positioned to transmit power from the drive to the driven member.