US 12,110,950 B1
Compact two-speed transmission with compound planetary stage
Balazs Palfai, Newark, CA (US); Aravind Srinivasan, Fremont, CA (US); Sai Krishna Enabothula, Milpitas, CA (US); Bela Hegedus, Emeryville, CA (US); and Jean-Philippe Gauthier, Oakland, CA (US)
Assigned to Atieva, Inc., Newark, CA (US)
Filed by Atieva, Inc., Newark, CA (US)
Filed on Dec. 1, 2023, as Appl. No. 18/526,947.
Int. Cl. F16H 3/66 (2006.01); B60K 1/02 (2006.01); B60K 17/08 (2006.01)
CPC F16H 3/666 (2013.01) [B60K 1/02 (2013.01); B60K 17/08 (2013.01); F16H 2200/0034 (2013.01); F16H 2200/2007 (2013.01)] 20 Claims
OG exemplary drawing
 
15. A transmission comprising:
a first planetary stage including a first ring gear;
a ground component;
a compound planetary stage including a second ring gear; and
means for selectively i) connecting the second ring gear to the ground component, wherein the transmission has a first gear ratio, and ii) instead connecting the first ring gear to the ground component, wherein the transmission has a second gear ratio.