Automatic gas spray device & its safety system

• US 5,034,730 A
• Filed: 12/29/1989
• Issued: 07/23/1991
• Est. Priority Date: 12/29/1989
• Status: Expired due to Fees

• Current Assignee: Der-Song Lin
• Original Assignee: Der-Song Lin
• Inventors: Lin, Der-Song
• Primary Examiner(s): Swann, III, Glen R.
• Assistant Examiner(s): MULLEN, THOMAS J
• Application Number:
  US07/458,771
• Time in Patent Office: 571 Days
• Field of Search: 340/691, 340/574, 340/566-567, 340/539, 109/29-33, 222/3, 222/23, 222/39, 222/41, 222/79, 222/544, 239/71, 361/170
• US Class Current: 340/691.5
• CPC Class Codes: G08B 15/02 with smoke, gas, or coloured or odorous powder or liquid

Abstract

This invention relates to a type of "automatic gas spray device & its safety system", particularly to one that can be installed at various locations to automatically spray irritative gas activated by an electronic control main unit and a sensor in case of an attack, robbery or burglary to hinder villains and with a closed-circuit monitor, illumination equipment, alarm and such components as solenoid sensor to comprise an integrated safety system, so that in case of an emergency, to simultaneously give alarm and switch on the illumination equipment and take a photo of the villain with a closed-circuit monitor to facilitate identification of the villain.

Claims

1. A type of "automatic gas spray device and its safety system", comprising a base, sliding seat, fixing seat, solenoid, gas cylinder, spray nozzle, casing, rack, electronic control unit, alarm illumination equipment, closed-circuit monitor, and solenoid sensor, featuring a sliding seat at the top center of the base, a fixing seat secured on two sides of the base, on top of the fixing seat is said solenoid, a push tube at the front end of the gas cylinder is inserted in the spray nozzle, the base is covered by said casing which is provided on its top with an adjustor head seat adjustably coupling with a ball head formed at one end of a rack, the other end of said rack being coupled to a fixing plate which can be secured to a wall for supporting said device.

2. As described in claim 1, in which the electronic control unit, alarm, illumination equipment, closed-circuit monitor, and a solenoid sensor associated with an infra-red detector comprise a safety system against villains.