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:
Jul. 06, 2021
Filed:
Dec. 17, 2018
Applicant:
Sandvik Mining and Construction Oy, Tampere, FI;
Inventors:
Kimmo Eronen, Pirkkala, FI;
Anssi Hyvarinen, Tampere, FI;
Paul Brown, Helsinki, FI;
Stephen Connelly, Tampere, FI;
Risto Kallinen, Nokia, FI;
Sirpa Launis, Tampere, FI;
Juha Piipponen, Tampere, FI;
Esa Rantala, Tampere, FI;
Teemu Majander, Tampere, FI;
Assignee:
Sandvik Mining and Construction Oy, Tampere, FI;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 15/00 (2006.01); E21B 7/02 (2006.01); B32B 1/08 (2006.01); B32B 27/06 (2006.01); B32B 27/08 (2006.01); B32B 5/18 (2006.01); B32B 27/40 (2006.01);
U.S. Cl.
CPC ...
E21B 15/00 (2013.01); B32B 1/08 (2013.01); B32B 5/18 (2013.01); B32B 27/065 (2013.01); B32B 27/08 (2013.01); B32B 27/40 (2013.01); E21B 7/025 (2013.01); B32B 2262/106 (2013.01); B32B 2266/0278 (2013.01); B32B 2307/56 (2013.01); B32B 2597/00 (2013.01);
Abstract
A feed beam, a rock drilling unit and to a method of manufacturing a feed beam is provided. The feed beam includes a basic profile element, which has two or more superimposed material layers. At least one of the material layers may be made of a composite material.