US 11,963,745 B2
Methods and systems for combination electrodes for wearable devices
Jens Mitchell Nielsen, San Francisco, CA (US); Jaclyn Leverett Wasson, Alameda, CA (US); Kyung Nim Noh, San Francisco, CA (US); Man-Chi Liu, San Francisco, CA (US); Alan Luu, San Francisco, CA (US); Peter Colin Dess, San Francisco, CA (US); Lindsey Michelle Sunden, San Francisco, CA (US); Lukas Bielskis, San Francisco, CA (US); Thomas Consolazio, San Francisco, CA (US); Steven Thomas Woodward, San Francisco, CA (US); and Dennis Jacob McCray, San Diego, CA (US)
Assigned to FITBIT, INC., San Francisco, CA (US)
Filed by Fitbit, Inc., San Francisco, CA (US)
Filed on Aug. 19, 2022, as Appl. No. 17/891,606.
Application 17/891,606 is a continuation of application No. 16/457,363, filed on Jun. 28, 2019, granted, now 11,419,504.
Prior Publication US 2023/0122218 A1, Apr. 20, 2023
Int. Cl. H05K 5/00 (2006.01); A61B 5/00 (2006.01); A61B 5/0205 (2006.01); A61B 5/282 (2021.01); G01J 1/02 (2006.01); G01K 1/14 (2021.01); H05K 5/02 (2006.01)
CPC A61B 5/02055 (2013.01) [G01J 1/0271 (2013.01); G01K 1/14 (2013.01); H05K 5/0086 (2013.01); H05K 5/0247 (2013.01); A61B 5/0008 (2013.01); A61B 5/282 (2021.01); A61B 5/681 (2013.01); A61B 2560/0456 (2013.01); G01J 2001/0257 (2013.01)] 17 Claims
OG exemplary drawing
 
1. A wearable device comprising:
a housing including a base plate defining a plurality of openings extending therethrough, the base plate further defining a plurality of recesses of a first inside surface of the base plate that is opposite from a second outside surface of the base plate, wherein each of the plurality of recesses is positioned farther from a center point of the base plate than each of the plurality of openings; and
a plurality of magnets configured to magnetically couple the base plate to a charger, each of the magnets positioned within a respective recess of the plurality of recesses so as to not be in contact with a user during normal operating conditions.