Title:
FLEXIBLE DISPLAY DEVICE
Document Type and Number:
WIPO Patent Application WO/2018/006764
Kind Code:
A1
Abstract:
A flexible display device (100) comprises a housing (1), a reel (2), a flexible screen assembly (3), and an alarm assembly (4). A gap is formed in the housing (1) and communicates with an inner cavity (11b) of the housing (1). The reel (2) is situated in the inner cavity (11b) of the housing (1) and is rotatably connected to the housing (1). The flexible screen assembly (3) has a fixed end (S1) and a extending end (S2) disposed opposite to each other. The fixed end (S1) of the flexible screen assembly (3) is fixed to the reel (2), and the extending end (S2) of the flexible screen assembly (3) extends outside the housing (1) through the gap. The alarm assembly (4) is accommodated in the housing (1) and comprises an alarm (42) and detectors (41, 43) electrically connected to the alarm (42). The detectors (41, 43) detect the extension length of the flexible screen assembly (3), and the alarm (42) is triggered to perform an alarm when the flexible screen assembly (3) is stretched to a preset length. In the flexible display device (100), by disposing the alarm assembly (4) in the housing (1), when the flexible screen assembly (3) is in a completely extended state, a user be made aware of said state and will not further extend the flexible screen assembly (3) and damage the same, thereby improving reliability of the flexible display device (100).
More Like This:
Inventors:
LIN YUGUI (CN)
CHENG JIAO (CN)
CHENG JIAO (CN)
Application Number:
PCT/CN2017/091335
Publication Date:
January 11, 2018
Filing Date:
June 30, 2017
Export Citation:
Assignee:
GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP LTD (CN)
International Classes:
G08B21/24; G09F9/30
Foreign References:
| CN106157816A | 2016-11-23 | |||
| CN105518767A | 2016-04-20 | |||
| CN105741683A | 2016-07-06 | |||
| CN205264268U | 2016-05-25 | |||
| CN104732890A | 2015-06-24 | |||
| CN104021749A | 2014-09-03 | |||
| US20140268532A1 | 2014-09-18 | |||
| US9383775B2 | 2016-07-05 |
Other References:
See also references of EP 3457390A4
Attorney, Agent or Firm:
SCIHEAD IP LAW FIRM (CN)
Download PDF: