Handsfree elevator control system
US11148905B1 · kind B1 · utility
2Cited by
4References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 9, 2021 |
| Grant date | Oct 19, 2021 |
| Priority date | — |
| Expiry date | Feb 9, 2041 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB66B2201/4638
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A touchless elevator call button selection device utilizing a plurality of infrared beams is disclosed along with its method of use. By using beams of light to detect the placement of a user's fingers, the touchless elevator call button selection device allows the user to interface with the elevator control system without physically touching the elevator control system.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.