US 12,111,514 B1
Eyewear device with thermal management device
Andrea Ashwood, Culver City, CA (US); Emily Clopp, Santa Monica, CA (US); and Stephen Steger, Los Angeles, CA (US)
Assigned to Snap Inc., Santa Monica, CA (US)
Filed by Andrea Ashwood, Culver City, CA (US); Emily Clopp, Santa Monica, CA (US); and Stephen Steger, Los Angeles, CA (US)
Filed on Aug. 25, 2021, as Appl. No. 17/411,220.
Claims priority of provisional application 63/085,325, filed on Sep. 30, 2020.
Int. Cl. G02C 5/14 (2006.01); G02C 11/00 (2006.01)
CPC G02C 5/14 (2013.01) [G02C 11/10 (2013.01)] 19 Claims
OG exemplary drawing
 
1. An electronic eyewear device comprising:
an eyewear body comprising a frame configured to be worn on the head of a user, the frame comprising an optical elements section and spaced-apart first and second temples, each temple extending rearwardly from the optical elements section and terminating at a temple end portion;
onboard electronic components carried by the eyewear body at a first portion and comprising a heat source that generates heat during electrically powered operation thereof; and
a thermal management device that receives heat from the heat source, comprising:
a heat sink within the first temple at a second portion of the eyewear body separated from the first portion by an angled portion extending therein between, wherein the second portion includes the temple end portion; and
a substantially planar thermal coupling disposed within the first temple being thermally coupled to the heat sink, the thermal coupling comprising a first section and a second section and having substantially parallel first and second edges, wherein the second edge of the first section substantially tapers towards the first edge to form a narrower portion of the thermal coupling, and wherein the heat sink in the second portion comprises a battery shield substantially housed within the temple end portion.