Retroreflector array and cover for optical bullet tracking
US9874426B2 · kind B2 · utility
5Cited by
11References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 9, 2016 |
| Grant date | Jan 23, 2018 |
| Priority date | — |
| Expiry date | Jun 9, 2036 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF41G3/145
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
Systems, devices, and methods including a bullet; a retroreflector array adhered to a base of the bullet, the retroreflector array having prism facets with a periodicity between 0.2 mm-2.0 mm; and a cover disposed over the retroreflector array and hermetically sealed at the base of the bullet; where the cover is disposed over the retroreflector array in a first position prior to firing, and where the cover is released from the base of the bullet in a second position after firing.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.