Intelligent door lock system with a torque limitor
US9528294B2 · kind B2 · utility
53Cited by
32References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 26, 2014 |
| Grant date | Dec 27, 2016 |
| Priority date | — |
| Expiry date | May 6, 2035 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T292/1021
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
An intelligent door lock system has a drive shaft of a lock device. A circuit is coupled to the drive shaft. A torque limiter is coupled to the circuit. The torque limiter is configured to reduce excessive force being applied to components of the intelligent door lock system. A motor is coupled to the circuit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.