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:
Mar. 04, 2014
Filed:
Aug. 13, 2009
Gary Lake, Houston, TX (US);
Michael J. May, Broken Arrow, OK (US);
Priyesh Ranjan, Houston, TX (US);
Douglas Murray, Magnolia, TX (US);
Michael Rainone, Palestine, TX (US);
Samuel Sackett, Frankston, TX (US);
Talbot Presley, Palestine, TX (US);
Gary Lake, Houston, TX (US);
Michael J. May, Broken Arrow, OK (US);
Priyesh Ranjan, Houston, TX (US);
Douglas Murray, Magnolia, TX (US);
Michael Rainone, Palestine, TX (US);
Samuel Sackett, Frankston, TX (US);
Talbot Presley, Palestine, TX (US);
Baker Hughes Incorporated, Houston, TX (US);
Abstract
A linear motor activator for a downhole safety valve including a permanent magnet carrier; a plurality of permanent magnets mounted to the permanent magnet carrier; a coil carrier disposed in magnetic field proximity to the permanent magnet carrier; and a plurality of coils mounted to the coil carrier, one of the permanent magnet carrier and the coil carrier being movable relative to the other of the permanent magnet carrier and coil carrier, and being connected to a component of a downhole safety valve and method.