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, 2010
Filed:
Jan. 19, 2005
Applicants:
Bruno Best, Rijswijk, NL;
Jörg Ernst Eckerlin, Rijswijk, NL;
Inventors:
Bruno Best, Rijswijk, NL;
Jörg Ernst Eckerlin, Rijswijk, NL;
Assignee:
Shell Oil Company, Houston, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B 28/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A Seismic source comprising an actuator having a rotary part () and a reciprocative part (), conversion means () in the form of corrugated surfaces to convert a rotation of the rotary part () into a reciprocal movement of the reciprocative part (), and a vibrator body () that is connected to the reciprocative part () of the actuator by means of a spring ().