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:
Jun. 17, 2008
Filed:
Jan. 23, 2006
Mark Jonathan Brice Hayman, Dunrobin, CA;
Bruce Leigh Townsend, Stittsville, CA;
Nicholas Jason Ackerley, Ottawa, CA;
Robin Brice Hayman, Dunrobin, CA;
Mark Jonathan Brice Hayman, Dunrobin, CA;
Bruce Leigh Townsend, Stittsville, CA;
Nicholas Jason Ackerley, Ottawa, CA;
Robin Brice Hayman, Dunrobin, CA;
Nanometrics Inc., , CA;
Abstract
A mass positioning apparatus for use with seismic sensors is described. The seismic sensor includes axis mechanics including a pivotable boom with a defined null point. The mass positioning apparatus comprising: adjustment means for positioning the boom at the null point; actuator means for moving the adjustment means; and means for determining a position of the adjustment means relative to an operational range of travel.