1. Coat riot protection used for self-protection agents authority performing control tasks violent or similar masses and which are constituted by a plate of resilient material having on its back a gripping means by the user comprising at least one handgrip (3): characterized in that it comprises at the rear an ejection device controlled irritants and deterrents to the front shield (1) gases; said device comprising at least: a replaceable aerosol (4) containing irritant gases to be dispensed and is associated with a valve (9) opening and closing; holding means spray (4) replaceable in an operative position; and a trigger (6) for driving opening and closing of the valve (9) of aerosol.2. Shield according to claim 1, wherein the trigger (6) is attached to the handle (3) manually and connected by an element (10) transmitting motion with a lever (8), which, when activated via the trigger oscillates about an axis making sufficient pressure on the valve (9) for the spray apertura.3. Shield according to claim 2, wherein the element (10) motion transmitter consists of a steel cable guided through a flexible metal sheath (7) 4. Shield according to claim 2, wherein the element (10) motion transmitter consists of one or more rods rígidas.5. Shield according to claim 1, wherein the support means comprise a spray canister (5) hinged for opening and cierre.6. Shield according to claim 1, wherein the valve (9) of the aerosol is arranged in a position facing a hole (11) position through defined in the escutcheon plate (1) for the expulsion of gases or irritating fluids to the front shield and an inclination towards arriba.7. Shield according to claim 1, wherein the valve (9) is mechanically coupled to an edge of the shield (1) and connected to the aerosol (4) via a hose or tube adecuado.8. Shield according to claim 1, wherein the shield (1) has a refillable reservoir secured to it, in order to recharge the gases or irritating fluids.
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