Automatic device for the release of watchdogs, characterized in that it consists of an emitter, hidden between the user's clothes and easily operable, acting on a receiver electrically linked to a servomechanism that acts as a traction, located inside a register box placed next to the dog, which drives an axle that holds a cable, externally shielded to prevent breakage by the tension of the animal, which at its other end is attached by means of a carabiner, leaving the cable head located inside the support of the trigger and provided with a pin, which tends to remain in its rest position due to the tension of a spring, the movement of the pin being guided by two slots located above and below the mobile support, so that when the movement occurs the pin, when the device is actuated, unlocks the oscillating trigger, around a pin that joins it the base of the carabiner, instantaneously by the effect of a spring, being released a ring that is attached to the dog's leash, which is loose. (Machine-translation by Google Translate, not legally binding)
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