Temperature sensitive pyrotechnical train interruption device
US4709637A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | May 23, 1985 |
| Grant date | Dec 1, 1987 |
| Priority date | — |
| Expiry date | May 23, 2005 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF42C15/36
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A unitary device for venting a rocket motor of an ordnance item having a warhead comprises a circumferential belt containing a cutting explosive charge and constructed for removable mounting around a housing of the rocket motor, and an activating device having a casing permanently connected to the belt. The activating device further includes, in the casing, a striker for movement therein, a spring located and operatively associated with the striker for urging the striker toward the primer from a rest position, and a latch for retaining the striker in said rest position, said latch including a part of eutectic alloy normally opposing movement of the striker and becoming ineffective above a predetermined melting temperature.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.