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. 10, 2007
Filed:
Apr. 12, 2006
Allen Kent Rives, Houston, TX (US);
Allen Kent Rives, Houston, TX (US);
Other;
Abstract
A lubricating nutating single cone drill bitis disclosed. Bitincludes a bit shankwith an axially skewed borerotatably retaining a cutter body. A plurality of cutter elements () are affixed to the cutter body. Bearings () enable rotation of the cutter bodyand lubricant is dispensed to the bearings from a lubricant chamber (') by a plungerdriven by drilling fluid. A method to drill includes attaching the bitto a drill string, engaging the bitinto a formation (WB), pumping a drilling fluid into a plungerin the lubricant chamberto dispense lubricant to the bearings (). The method can include pumping the drilling fluid through a fluid passagein the bitand out of a low pressure orificeon the cutter body
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile