A safety hammer is an auxiliary escape tool installed in an enclosed compartment. It is generally installed in the car and other enclosed cabin easy to get to the place. When the car and other enclosed cabin fire or fall into the water and other emergency situations, you can easily remove and smash the glass window door to escape.
How to use safety hammer:
1, pick up the safety hammer, hammer the tempered glass of the four corners of the place, Safety Hammer do not hit the middle, the middle part of the most solid.
2, because some of the glass is a foil, so the glass will not fall off immediately after the broken, we can kick with a kick open.
3, glass off after the timely and orderly out of the body, Safety Hammer transferred to a safe place.
Use the safety hammer to hit the glass method:
One is knocking around the window, because the windows of the middle of the tempered glass the most solid, the four corners and the edge of the weakest, if the passengers hit the middle part of the window, the window is relatively small broken parts, break the time is slow, Fled
Second, in the window glass on the percussion, glass force surface is small, Safety Hammer so can quickly break the glass. If you hit a hammer with a hammer, uneven force, tempered glass is not easy to break.
Note: The above method for the bus, motor car is different, broken windows are also different ways
Precautions for using safety hammer:
1, grip safety hammer, the hand can not tremble, clenched after the percussion.
2, do not hit the middle of the tempered glass, because the middle of the most solid glass, four corners and the edge is the most vulnerable, especially the upper edge of the middle of the place.
3, hit the middle of the tempered glass, window damage parts are relatively small, Safety Hammer break the time is slow, is not conducive to passengers fleeing quickly.
4, the force should be uniform, can not use quite strong, but also in the percussion when the use of "Qiao Jin" more than a few times.
5, if you use a hammer chaos knock, force uneven, tempered glass is not easy to break.
6, some tempered glass film, broken, the glass will not immediately fall off, kick with the feet open.
7, in the absence of safety hammer in the case, Safety Hammer you can try to use sharp and sturdy objects to tap the tempered glass, the sharp part of the more fine the better. But the experiment proved that with the key, high heels heel (except metal heel) percussion tempered glass is not reliable.
8, do not go back after the car from the crowd, the best distance from the car more than 20 meters to prevent the explosion and other dangerous situations.