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:
Dec. 16, 2008
Filed:
Aug. 18, 2006
Allen Kent Rives, Houston, TX (US);
Allen Kent Rives, Houston, TX (US);
Other;
Abstract
A lubricating nutating single cone drill bitincludes bit shankwith an axially skewed journalrotatably retaining cutter body. Bearings () enable rotation of the cutter body. Lubrication flows to a gap between the axially skewed journaland cutter bodyfrom lubricant chamberhaving plungeracted on by an annulus fluid, the gap bounded by firstand secondradial dynamic seals. A fluid passageextending through the bitcommunicates with fluid inlet porton the proximal endof the bit shank. Fluid passagealso communicates with a first fluid outlet porton the distal endof the axially skewed journal 18 and with a second fluid outlet portformed on a lateral portion of bit shank
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile