Bot position sensing
US9008884B2 · kind B2 · utility
41Cited by
77References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 15, 2011 |
| Grant date | Apr 14, 2015 |
| Priority date | — |
| Expiry date | Feb 22, 2033 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG05D1/69
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
A storage and retrieval system including a storage structure having storage shelves, each storage shelf having slats for supporting stored items where the slats are spaced apart from each other by a predetermined distance, an autonomous transport vehicle including at least one sensor configured to sense each of the slats and output a signal indicating when a slat is sensed, and a controller for verifying a location of the autonomous transport vehicle within the storage structure based on at least the output signal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.