Handsfree elevator control system
US11738970B2 · kind B2 · utility
0Cited by
6References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 23, 2021 |
| Grant date | Aug 29, 2023 |
| Priority date | — |
| Expiry date | Aug 23, 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 position of a user's hand, the touchless elevator call button selection device allows the user to interface with the elevator control system without physically coming into contact with the elevator control system.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.