Patent ID: 7810688

Claim:
A nail gun switch mechanism comprising: a gun body having a trigger valve disposed therein and a safety slidable bar slidably disposed thereon, the safety slidable bar having a bottom part which extends outside of a hitting mouth at a bottom of the gun body; and a trigger having a trigger lever pivotably disposed therein, the trigger lever being configured for driving the trigger valve to open; a pivotal base disposed on a top part of the safety slidable bar to extend near to an end of the trigger, the pivotal base having at least one side board and a push member configured to be driven by the safety slidable bar to push the trigger lever so as to operate a nail gun in a sequential actuation mode; and a swing arm is pivotably disposed on the at least one side board, the swing arm comprising an arm part extending from a pivotal center of the swing arm and a push part extending from the arm part toward outside, the push part being configured to be switched to a first swing position and a second swing position, the push part being far away from the trigger lever while at the first swing position and being configured to be driven by the safety slidable bar to touch the trigger lever so as to operate the nail gun in a contact actuation mode while at the second swing position.