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:
Oct. 01, 2024
Filed:
Sep. 01, 2023
Applicant:
Swanson Industries, Inc., Morgantown, WV (US);
Inventor:
Christopher Scott Larew, Newburg, WV (US);
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21D 23/04 (2006.01); B23P 6/00 (2006.01); E21D 23/00 (2006.01); E21D 23/18 (2006.01); F15B 20/00 (2006.01);
U.S. Cl.
CPC ...
B23P 6/00 (2013.01); E21D 23/0078 (2013.01); E21D 23/18 (2013.01); F15B 20/00 (2013.01); E21D 23/0034 (2013.01); E21D 23/0436 (2013.01);
Abstract
A wear pad for a longwall mining shield base lift. The wear pad includes at least one spanner hole for rotating the wear pad with a lever, at least one threaded retaining hole, and a retaining bolt threaded through the retaining hole until it contacts a cylinder rod to which the wear pad is to be attached.