Automatic gas spray device

Details Automatic gas spray device Automatic gas spray device

1993-04-23

1994-09-20

Hofsass, Jeffery A.

Communications: electrical

Condition responsive indicating system

Specific condition

340574, 340691, 222 3, G08B 2100

Patent

active

053493354

ABSTRACT:
An automatic gas spray device for deterring crime is provided. The device includes a longitudinally grooved seat and a spring inside a casing for securing the position of a gas tank. A female connector on the outlet of the gas tank is detachably connected to a male connector coupled to a nozzle through a solenoid valve. A battery case is fastened to an opening formed in the casing, into which a rechargeable battery is inserted and covered by a battery lid. A control main unit disposed within the casing is controlled by a sensor to give a warning sound for 5 seconds and then to switch on the solenoid valve for dispensing gas from the nozzle for a predetermined time duration. A gas volume monitor and a battery power indicator is also provided.

REFERENCES:
patent: 5016715 (1991-05-01), Alasio
patent: 5126078 (1992-06-01), Steiner et al.
patent: 5153567 (1992-10-01), Chimento

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