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Door stopper is a device for absorbing and positioning the opening door page, to prevent the door closed because the wind or human touch. The existing magnetic door stopper is easy to rust, easy to make noise, easy to rebound. +-shaped door stopper is made of the environmental plastics and rubber, which conforms to the environmental protection idea of life today. +-shaped door stopper use cross-shaped hole design, and solve the problems of the existing magnetic door stopper one time.
Southwest Petroleum University
ChengDu, SiChuan, China
Xilin Pu,
Southwest Petroleum University
Lei Wu,
Southwest Petroleum University
Feng Yan,
Southwest Petroleum University