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. 25, 2019
Filed:
Sep. 23, 2015
Amazon Technologies, Inc., Seattle, WA (US);
Oliver Christoph Purwin, Andover, MA (US);
Dragan Pajevic, Arlington, MA (US);
David William Guerin, Boylston, MA (US);
Robert Michael Shydo, Jr., Pelham, NH (US);
Mark Anthony Messina, Hooksett, NH (US);
Parris S. Wellman, Reading, MA (US);
Kevin John Trenholme, Stow, MA (US);
Peter Thomas Colantonio, North Andover, MA (US);
Peter K. Mansfield, Bellevue, WA (US);
Amazon Technologies, Inc., Seattle, WA (US);
Abstract
An inventory system includes an inventory holder and an actively balanced mobile drive unit. A control module of the mobile drive unit can receive sensing information about the inventory holder and/or the mobile drive unit and use the sensing information to control a drive module of the mobile drive unit so as to maintain the inventory holder and/or the mobile drive unit within a predetermined deviation amount from an equilibrium state.