Title:
SHIELD-TYPE ELECTRIC HAIR DRYER BASED ON A SELECTION BUTTON
Document Type and Number:
WIPO Patent Application WO/2019/237816
Kind Code:
A1
Abstract:
Disclosed is a shield-type electric hair dryer based on a selection button. The electric hair dryer comprises: an electric hair dryer handle for facilitating a user in holding the electric hair dryer during use, so as to realize a blowing operation of the electric hair dryer; a selection button embedded in the electric hair dryer handle, comprising a turn-off gear, a cold air gear and a hot air gear, and different states of the selection button correspond to the turn-off gear, the cold wind air or the hot air gear; an identity authentication device, for matching, in one-to-one correspondence, fragment combination images and facial patterns of various preset authorized people, wherein when there is a facial pattern of a preset authorized person with a correspondence degree exceeding a limit, an authorization issuing signal is sent; and a button control device for, after receiving the authorization issuing signal, retracting a metal hard sheet below the selection button, so as to start to receive a gear selection operation on the selection button. The shield-type electric hair dryer can effectively realize shielding of targeted people of the electric hair dryer.
Inventors:
ZHOU CHAOQIANG (CN)
Application Number:
PCT/CN2019/082516
Publication Date:
December 19, 2019
Filing Date:
April 12, 2019
Export Citation:
Assignee:
ZHOU CHAOQIANG (CN)
International Classes:
A45D20/10
Foreign References:
| CN206390506U | 2017-08-11 | |||
| CN206390506U | 2017-08-11 | |||
| CN105831950A | 2016-08-10 | |||
| CN202739107U | 2013-02-20 | |||
| CN102783804A | 2012-11-21 | |||
| CN106690749A | 2017-05-24 | |||
| US5940980A | 1999-08-24 | |||
| US20110120492A1 | 2011-05-26 |
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