Title:
SMART PEN
Document Type and Number:
WIPO Patent Application WO/2021/196714
Kind Code:
A1
Abstract:
A smart pen, which comprises a barrel (10) that is provided with a touch switch (11); a cartridge (30), which is movably provided in the barrel (10), wherein the cartridge (30) moves relative to the body (10) and can abut against and trigger the touch switch (11), and the length of the cartridge (30) is no less than 70 mm and no more than 150 mm; and a guiding structure (50), which is provided on the barrel (10) to guide the movement of the cartridge (30). The described smart pen improves the smoothness and stability when the cartridge (30) touches the touch switch (11), and ensures the proper functioning of the smart pen.
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Inventors:
WU XIONG XIN (CN)
CINDY LIU (CN)
CINDY LIU (CN)
Application Number:
PCT/CN2020/134944
Publication Date:
October 07, 2021
Filing Date:
December 09, 2020
Export Citation:
Assignee:
NENGYU SHENG (CN)
International Classes:
B43K29/12; B43K29/00
Foreign References:
| CN211454552U | 2020-09-08 | |||
| CN111267511A | 2020-06-12 | |||
| CN107487110A | 2017-12-19 | |||
| CN109885188A | 2019-06-14 | |||
| CN110456931A | 2019-11-15 | |||
| CN209938136U | 2020-01-14 | |||
| US6261016B1 | 2001-07-17 | |||
| US20140270894A1 | 2014-09-18 |
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