NEW version- Auto Retractable no-touch door opener and button pusher
cults3d
This is an improved version of the auto retractable door opener and button pusher, more robust and reliable. The part that touches the objects is always hidden, the risk of contamination by coronavirus is minimized. It consists of 3 parts: outer shells and inner part. It is necessary to use a spring like the one in the figure or a small rubber band (15mm of diameter) to retract the interior part. The spring is attached to the top shell and inner part pins. The shells can be glued with cyanoacrylate or epoxy
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