Communications: electrical – Condition responsive indicating system – Specific condition
Patent
1996-10-28
1998-07-14
Swann, Glen
Communications: electrical
Condition responsive indicating system
Specific condition
307150, 340693, 361232, G08B 1500, G08B 1302
Patent
active
057811148
ABSTRACT:
A rechargeable battery set includes a power supply encased in a housing, a rescue alarm electrically connected to and powered by the battery via a switch so that when the switch is turned on, sounds of high decibels are generated and emitted by a speaker or buzzer incorporated inside the housing and a pair of retractable electrodes arranged within the housing to be electrically connected to the power supply via a high voltage generation circuit under the control of the switch and manually extendible out of the housing to provide an electric shock for user's body protection purpose. A flash generator is also mounted within the housing and connected to the power supply to generate a flash signal for rescue purpose.
REFERENCES:
patent: 4486807 (1984-12-01), Yanez
patent: 4719454 (1988-01-01), Hopkins et al.
patent: 4968034 (1990-11-01), Hsieh
patent: 5392029 (1995-02-01), Chang
patent: 5467247 (1995-11-01), De Anda et al.
patent: 5578992 (1996-11-01), Harding
Chang Hshiu-Fang
Swann Glen
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