Under a tension of 25N, the length of a string, strap and similar parts is measured from the fixed point on the high chair to the free end of the string, strap and similar parts.
Under a tension of 25 N, the circumference of a ring should be measured from the fixed point on one end of the high chair to the fixed point on the other end.
The high chair should be placed on the floor in the normal state of use, and the legs should be fixed with a block, opposite to the direction of force. Adjust the impact hammer to drop from a height of 116mm. The hammer should strike the impact point of the structure when the arm of the impact hammer is vertical. The impact hammer should strike from the outside to the center of the uppermost point on the back, and-the center of the tray (if any), and-the center of the horizontal member, and-the two lateral protections.
If the high chair can be fitted with a removable tray, the test should be carried out with and without tray.
If the high chair falls over during the test, it should be prevented from touching the ground.
Repeat the test on the backrest from the inside of the high chair in the same way as above. Each point will be tested 5 times.
GESTER High Chair Seating Impact Testing Equipment GT-MJ31: It adopts PLC touch screen control, which makes the operation more convenient. The main structure is made of aluminum, beautiful and easy to maintain. In addition, the machine adopts electronically controlled loading device action, which has a wider test space.
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