US 12,230,725 B2
Horizontal balanced solar tracker
Alexander W. Au, Oakland, CA (US)
Assigned to NEXTRACKER LLC, Fremont, CA (US)
Filed by Nextracker LLC, Fremont, CA (US)
Filed on Jun. 14, 2022, as Appl. No. 17/840,336.
Application 17/840,336 is a continuation of application No. 17/347,393, filed on Jun. 14, 2021, granted, now 11,362,227, issued on Jun. 14, 2022.
Application 17/347,393 is a continuation of application No. 15/640,322, filed on Jun. 30, 2017, granted, now 11,043,607, issued on Jun. 22, 2021.
Application 15/640,322 is a continuation of application No. 14/101,273, filed on Dec. 9, 2013, granted, now 9,905,717, issued on Feb. 27, 2018.
Claims priority of provisional application 61/735,537, filed on Dec. 10, 2012.
Prior Publication US 2022/0310859 A1, Sep. 29, 2022
This patent is subject to a terminal disclaimer.
Int. Cl. H01L 31/052 (2014.01); F24S 25/10 (2018.01); F24S 25/70 (2018.01); F24S 30/00 (2018.01); F24S 30/425 (2018.01); H02S 20/32 (2014.01)
CPC H01L 31/052 (2013.01) [F24S 25/10 (2018.05); F24S 25/70 (2018.05); F24S 30/425 (2018.05); H02S 20/32 (2014.12); F24S 2030/15 (2018.05); Y02E 10/47 (2013.01)] 8 Claims
OG exemplary drawing
 
1. A solar tracker apparatus, the apparatus comprising:
a torque tube,
a slew gear drive device including a central region having a center of rotation,
a crank having a first end coupled to the central region of the slew gear drive device and a second end, opposite the first end, coupled to a first end of the torque tube, wherein a central axis of the torque tube is offset from the center of rotation of the slew gear drive device, and
a frame assembly coupled to the torque tube, the frame assembly coupled to a plurality of solar modules.