Rollable display device with strain reduction

Details Rollable display device with strain reduction Rollable display device with strain reduction

2011-08-23

2011-08-23

Davis, Cassandra (Department: 3611)

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Single reel and web

C040S517000

Reexamination Certificate

active

08001711

ABSTRACT:
A rollable display device including an inner housing (102) having an inner slot (108), a rollable display (106) having a bend portion (118), which is disposed through the inner slot (108), and a strain reducer (100) operably connected to the rollable display (106) to reduce strain at the bend portion (118). The strain reducer (100) acts by increasing radius of the bend portion (31), locating a neutral line of the rollable display (106) at a selected layer of the bend portion (31), and/or reducing cycling of the bend portion (31).

REFERENCES:
patent: 2111362 (1938-03-01), Fisher
patent: 2002/0070910 (2002-06-01), Fujieda et al.
patent: 2003/0077453 (2003-04-01), Oaku et al.
patent: 2006/0207731 (2006-09-01), Lukos
patent: 04001704 (2003-12-01), None
patent: 2004031927 (2004-04-01), None
“Displays zum Aufrollen”, Von Helmuth Lemme, Bauelemente Elektronisches Papier, www.elektroniknet.de, XP001168498, pp. 56-61.

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