Blackboard eraser cleaner

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 11951765
SERIAL NO

18357177

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Abstract

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A blackboard eraser cleaning device is provided and includes an outer shell (1). A cover (2) is arranged at the upper part of the outer shell (1), an inner shell (3) is arranged inside the outer shell (1). A clamping mechanism (19) is arranged at the upper end of the inner shell (3). A leaning station (8) is defined inside the clamping mechanism (19). A cylinder (9) is arranged around the clamping mechanism (19). A height adjustment mechanism (10) is arranged inside the outer shell (1). The height adjustment mechanism (10) includes a servo (101) arranged inside the outer shell (1) and located on a side of the inner shell (3). According to the present application, a variety of cleaning modes may be achieved to meet the actual usage of the blackboard eraser.

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Patent Owner(s)

  • ZHEJIANG UNIVERSITY

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Chen, Hao Hangzhou, CN 1012 6150
Gong, Mingbin Hangzhou, CN 2 1
Qiu, Qi Hangzhou, CN 21 459
Yang, Qinmin Hangzhou, CN 7 4

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