Inertia sensitive device
US4712098A · kind A · utility
12Cited by
3References
8Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 25, 1986 |
| Grant date | Dec 8, 1987 |
| Priority date | — |
| Expiry date | Jul 25, 2006 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG08B13/02
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
An improved inertia sensitive device, which is directionally sensitive to activating impulses, comprises a piezoelectric plate (7), a housing (3,4) gripping the plate along at least a major part of its periphery, a weight (9) supported at or adjacent to the center of the plate, and means (FIG. 2) to detect signals generated by the plate (7).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.