Inertia sensitive device

Details Inertia sensitive device Inertia sensitive device

1986-07-25

1987-12-08

Swann, III, Glen R.

Communications: electrical

Condition responsive indicating system

Specific condition

310319, 310354, 310369, 340 65, 340566, G08B 2100

Patent

active

047120983

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).

REFERENCES:
patent: 3455148 (1969-07-01), Foster et al.
patent: 3701903 (1972-10-01), Merhar
patent: 3863250 (1975-01-01), McCluskey, Jr.

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