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:
Sep. 22, 2015
Filed:
Jan. 27, 2011
Markku Keskiniva, Ylöjärvi, FI;
Juha Piispanen, Ylinen, FI;
Mauri Esko, Ikaalinen, FI;
Aimo Helin, Tampere, FI;
Markku Keskiniva, Ylöjärvi, FI;
Juha Piispanen, Ylinen, FI;
Mauri Esko, Ikaalinen, FI;
Aimo Helin, Tampere, FI;
Sandvik Mining and Construction Oy, Tampere, FI;
Abstract
A method for lubricating a drill shank of a rock drilling machine, wherein at least part of the flow of the pressure fluid of a hydraulic circuit of a device of the rock drilling machine performing at least one function is directed to the rotation mechanism of the drill shank for the purpose of lubricating the rotation mechanism of the drill shank.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile