Emergency ring

Details Emergency ring Emergency ring

1992-03-13

1994-04-26

Peng, John K.

Communications: electrical

Audible indication

Electronic siren

340321, 340692, 340546, 340522, G08B 300

Patent

active

053070470

ABSTRACT:
This is a ring fitted with a device that sounds an alarm during times of emergencies. The special features of the ring are a transmission circuit and alarm device that emits a sound enclosed in the setting of the ring. The switches are at the top of the setting forming a connection between the transmission circuit and the battery when pressed.

REFERENCES:
patent: 3825833 (1970-07-01), Bogne et al.
patent: 3986184 (1976-10-01), Castanino et al.
patent: 4038976 (1977-08-01), Hardy et al.
patent: 4061910 (1977-12-01), Rosenfeld
patent: 4973944 (1990-11-01), Maletta
Radio Shack 1990 Calalog p., 155. The multi-function digital watches.

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