Safety and arming device for a pyrotechnic train of a projectile
US8459184B2 · kind B2 · utility
2Cited by
5References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 26, 2012 |
| Grant date | Jun 11, 2013 |
| Priority date | — |
| Expiry date | Feb 1, 2032 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF42C15/26
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A micro-machined or micro-engraved safety and arming device for a pyrotechnic train of a projectile to which an axial spin motion is imparted during firing, the device includes a shutter to interrupt the pyrotechnic and being held immobile by at least two locks, a first lock or axial acceleration lock that is released further to the application of the acceleration during firing and a second lock that is a centrifugal lock released further to the spinning of the projectile.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.