Door sensor
US10053898B1 · kind B1 · utility
8Cited by
6References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 23, 2016 |
| Grant date | Aug 21, 2018 |
| Priority date | — |
| Expiry date | May 23, 2036 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE05Y2900/132
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
An apparatus includes a housing fixed adjacent to a door having a hinge, a rotating arm rotatable about the housing and biased toward the door, and a transmitter electronically coupled to the rotating arm, wherein the transmitter broadcasts a position of the door.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.