US 12,459,658 B2
Aircraft electric motor cooling system
JoeBen Bevirt, Santa Cruz, CA (US); Gregor Veble Mikic, Santa Cruz, CA (US); Joey Milia, Palo Alto, CA (US); Rob Thodal, Santa Cruz, CA (US); and Vishnu Vithala, Capitola, CA (US)
Assigned to Joby Aero, Inc., Santa Cruz, CA (US)
Filed by Joby Aero, Inc., Santa Cruz, CA (US)
Filed on Feb. 24, 2024, as Appl. No. 18/586,428.
Application 18/586,428 is a continuation of application No. 17/586,801, filed on Jan. 28, 2022, granted, now 11,912,393.
Application 17/586,801 is a continuation of application No. 16/355,745, filed on Mar. 16, 2019, granted, now 11,312,471, issued on Apr. 26, 2022.
Claims priority of provisional application 62/694,910, filed on Jul. 6, 2018.
Claims priority of provisional application 62/643,763, filed on Mar. 16, 2018.
Prior Publication US 2024/0262517 A1, Aug. 8, 2024
Int. Cl. B64C 1/38 (2006.01); B64C 23/00 (2006.01); B64D 27/30 (2024.01); B64D 27/31 (2024.01); B64D 27/34 (2024.01); B64D 29/02 (2006.01); B64C 21/08 (2023.01); B64C 27/32 (2006.01)
CPC B64D 29/02 (2013.01) [B64C 1/38 (2013.01); B64C 23/005 (2013.01); B64D 27/30 (2024.01); B64D 27/31 (2024.01); B64D 27/34 (2024.01); B64C 21/08 (2013.01); B64C 27/32 (2013.01); B64C 2230/04 (2013.01)] 11 Claims
OG exemplary drawing
 
1. An electric motor assembly, said electric motor assembly comprising:
an internal stator; and
an external rotor, wherein said rotor comprises:
an outer solid surface;
an inner solid surface; and
a supporting lattice between said outer surface and said inner solid surface,
a front end and a rear end, wherein said solid outer solid surface comprises an airflow entry at said front end of said electric motor assembly and an airflow exit at said rear end of said electric motor assembly.