US 12,366,753 B2
Power for a wearable e-reader
Benjamin Eli Nelson Chelf, San Francisco, CA (US); John Aaron Boiles, Albany, CA (US); Nicholas Cory Johnson, Austin, TX (US); and Nicholas Grant Lewis, Sparks, NV (US)
Assigned to Sindarin, Inc., San Francisco, CA (US)
Filed by Sindarin, Inc., San Francisco, CA (US)
Filed on Aug. 15, 2022, as Appl. No. 17/888,036.
Claims priority of provisional application 63/332,396, filed on Apr. 19, 2022.
Prior Publication US 2023/0333392 A1, Oct. 19, 2023
Int. Cl. G02B 27/01 (2006.01); F21V 8/00 (2006.01); G02B 25/00 (2006.01); G02C 5/20 (2006.01); G02C 11/00 (2006.01); G06F 1/16 (2006.01)
CPC G02B 27/0149 (2013.01) [G02B 6/0045 (2013.01); G02B 6/0055 (2013.01); G02B 6/0073 (2013.01); G02B 25/004 (2013.01); G02B 27/0172 (2013.01); G02B 27/0176 (2013.01); G02B 27/0179 (2013.01); G02C 5/20 (2013.01); G02C 11/10 (2013.01); G06F 1/163 (2013.01); G02B 2027/0154 (2013.01); G02B 2027/0178 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A system, comprising:
two optical units, wherein the two optical units are part of the system that is wearable, and wherein the optical units comprise a front lit display;
a battery, wherein the battery powers the two optical units; and
an arm indicator, wherein the arm indicator indicates whether the arm is collapsed or open, wherein the battery is not enabled to power the front lit display of the two optical units after a predetermined delay to the arm being collapsed.