Slow descent performance test method of overturning chair having slow descent function
A test method and slow-down technology, which is applied in the testing of machines/structural components, measuring devices, instruments, etc., can solve problems such as the test method of slow-down performance without flipping chairs and stools
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[0027] The method for testing the slow-down performance of the flip-over chair stool with the slow-down function of the present invention is carried out under the condition of an ambient temperature of 22±3°C, and includes the following steps:
[0028] The first step is to perform a slow fall performance test;
[0029] Step 1: Install the sample (ie, the chair under test) on the fixing device;
[0030] Step 2: Apply an initial torque to the chair surface of the sample, and the initial torque continues until the chair surface of the sample forms an angle of 70±5 degrees with the horizontal plane (that is, the initial torque is stopped when the chair surface forms an angle of 70±5 degrees), The chair surface is automatically and slowly dropped to the horizontal position, and the chair surface is fully opened; then another initial torque is applied to the chair surface in the horizontal position, and the initial torque continues until the chair surface of the sample forms an angle of 30...
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