Patent · US Active

Active rear diffuser for vehicle

US11891126B2 · kind B2 · utility

0Cited by
30References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 24, 2021
Grant dateFeb 6, 2024
Priority date
Expiry dateApr 14, 2042

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02T10/88
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

A vehicle having a vehicle body including a front portion, an opposing rear end portion and an underbody portion configured to face a road surface; and an active diffuser assembly disposed on the underbody portion and configured to control ambient airflow passing under the vehicle body. The active diffuser assembly includes a fixed panel disposed on the vehicle underbody; a movable active panel disposed adjacent the fixed panel and configured for selective movement to be deployed away from the vehicle body and to be retracted toward the vehicle body for stowage; and an actuator configured to deploy and retract the movable active panel, the fixed panel and the movable active panel defining a continuous plane when the movable panel is in the stowed position.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.