Pro-Techtor International Services
Stapler safety trigger
 The present invention relates to a safety trigger for a stapler, comprising: a switch for ejecting the nails being operated by pressing thereon from below; a trigger, mounted below the switch on the stapler, its front end having a hinge, where the trigger is mounted; a safety-catch, rotatably mounted on the trigger, operating in an enabled state and a disabled state, having a first projection extending outward for operating the switch, the first projection pointing to the switch in the enabled state and pointing beside the switch in the disabled state, the safety-catch further having a second projection extending towards the front end of the trigger; a first spring for moving the safety-catch into the enabled state; a second spring for moving the safety-catch into the disabled state; and a glide bar, vertically movable mounted on the stapler, the glide bar, when the stapler is set on an object, being pushed upward, contracting the second spring and allowing the first spring to move the safety-catch into the enabled state, and the glide bar, when the stapler is removed from the object, being pushed down by the second spring and moving the safety-catch into the disabled state. 
B
B25C
inventional
Yun-Chung
Lee