Portable water activated alert system with directional indicator

Details Portable water activated alert system with directional indicator Portable water activated alert system with directional indicator

1993-01-13

1993-12-28

Hofsass, Jeffrey

Communications: electrical

Condition responsive indicating system

Specific condition

340573, 340539, 455100, G08B 2100

Patent

active

052743594

ABSTRACT:
A portable water activated alert system is disclosed. The system has an RF transmitter and receiver which incorporate special features. Both are battery operated and portable. The receiver includes both an audible alarm and an illuminated directional and proximity indicator.

REFERENCES:
patent: 4468656 (1984-08-01), Clifford et al.
patent: 4549169 (1985-10-01), Moura et al.
patent: 4714914 (1987-12-01), Boe
patent: 5032823 (1991-07-01), Bower et al.

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