Door lock detection systems and methods
US11808056B2 · kind B2 · utility
0Cited by
44References
15Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 6, 2018 |
| Grant date | Nov 7, 2023 |
| Priority date | — |
| Expiry date | Aug 7, 2041 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE05B2047/0097
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
Systems and methods for detecting whether a door lock bolt is engaged with a door jamb recess in a locked position is provided. Certain of the systems and methods described herein detect engagement between a door lock bolt and door jamb recess using a motor current signature. Certain of the systems and methods described herein detect engagement between a door lock bolt and door jamb recess using a bolt vibration signature.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.