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What is an automatic umbrella? What about non-automatic
Automatic umbrella is an umbrella that can be opened and closed by pressing the button on the handle. Non-automatic umbrella is a traditional umbrella that needs to be opened and closed with both hands.

In this automatic umbrella, a compression spring sleeve is arranged outside the compression spring of the umbrella opening, and the compression spring sleeve is sleeved in the skeleton connecting sleeve, and the skeleton connecting sleeve is provided with radial clips, both ends of which are wedge-shaped and can slide left and right.

The outer side of the skeleton connecting sleeve of the automatic umbrella is provided with a spring bolt. When the umbrella is retracted, the rotating sliding outer sleeve and the inner sleeve can extend out to compress and open the compression spring, and the clamp on the skeleton joint can position and open the compression spring. When opening the umbrella, press the radial clamp, and the opening spring will open the automatic umbrella.

Extended data:

Precautions for using automatic umbrella:

1. Hold the handle with your hand and shake off the umbrella cover completely. This step is to prevent the umbrella cover and the umbrella ribs from getting entangled when opening, and hurting the umbrella cover or the umbrella cover?

2. Press the up arrow button to open it in an empty place or an empty place. When retracting, press the down arrow, press the umbrella head and umbrella tail with both hands, and press back inward.

3. Note that it may take a little effort to take it back. If you don't think it's strong enough, increase your strength and take it back at once, or you will bounce back if you let go halfway, and you may even hit yourself.

Baidu encyclopedia-automatic umbrella