David B Koehler

US Patent:

8649899, Feb 11, 2014

Filed:

Jun 19, 2006

Appl. No.:

11/425076

Inventors:

Peter R. Wurman - Raleigh NC, US
Raffaello D'Andrea - Ithaca NY, US
Michael T. Barbehenn - Bedford MA, US
Andrew E. Hoffman - Arlington MA, US
David C. Koehler - Jacksonville FL, US
Michael C. Mountz - Cambridge MA, US

Assignee:

Amazon Technologies, Inc. - Reno NV

International Classification:

G06F 7/00

US Classification:

700216, 235385

Abstract:

A method of rotating an inventory holder includes moving an inventory holder towards a rotation area along a straight segment of a path with a first face of the inventory holder facing a first direction. The rotation area includes a portion of a workspace designated for rotation of inventory holders. The method further includes moving the inventory holder into the rotation area along a first arced segment with an orientation of the first face perpendicular to the first arced segment. The method additionally includes executing a rotation maneuver within the rotation area and moving the inventory holder out of the rotation area along a second arced segment with a second face facing the first direction.

US Patent:

20140195040, Jul 10, 2014

Filed:

Jan 3, 2014

Appl. No.:

14/147406

Inventors:

- Reno NV, US
Raffaello D'Andrea - Wollerau, CH
Michael T. Barbehenn - North Reading MA, US
Andrew Edward Hoffman - Lunenburg MA, US
David C. Koehler - Jacksonville FL, US
Michael Cordell Mountz - Lexington MA, US

Assignee:

Amazon Technologies, Inc. - Reno NV

International Classification:

B65G 1/137

US Classification:

700214

Abstract:

A method of rotating an inventory holder includes moving an inventory holder towards a rotation area along a straight segment of a path with a first face of the inventory holder facing a first direction. The rotation area includes a portion of a workspace designated for rotation of inventory holders. The method further includes moving the inventory holder into the rotation area along a first arced segment with an orientation of the first face perpendicular to the first arced segment. The method additionally includes executing a rotation maneuver within the rotation area and moving the inventory holder out of the rotation area along a second arced segment with a second face facing the first direction.